• Injury, poisoning and certain other consequences of external causes

        • S21 - Open wound of thorax
        • S21.0 - Open wound of breast
        • S21.00 - Unspecified open wound of breast
        • S21.001 - Unspecified open wound of right breast
        • S21.001A - Unspecified open wound of right breast, initial encounter
        • S21.001D - Unspecified open wound of right breast, subsequent encounter
        • S21.001S - Unspecified open wound of right breast, sequela
        • S21.002 - Unspecified open wound of left breast
        • S21.002A - Unspecified open wound of left breast, initial encounter
        • S21.002D - Unspecified open wound of left breast, subsequent encounter
        • S21.002S - Unspecified open wound of left breast, sequela
        • S21.009 - Unspecified open wound of unspecified breast
        • S21.009A - Unspecified open wound of unspecified breast, init encntr
        • S21.009D - Unspecified open wound of unspecified breast, subs encntr
        • S21.009S - Unspecified open wound of unspecified breast, sequela
        • S21.01 - Laceration without foreign body of breast
        • S21.011 - Laceration without foreign body of right breast
        • S21.011A - Laceration without foreign body of right breast, init encntr
        • S21.011D - Laceration without foreign body of right breast, subs encntr
        • S21.011S - Laceration without foreign body of right breast, sequela
        • S21.012 - Laceration without foreign body of left breast
        • S21.012A - Laceration without foreign body of left breast, init encntr
        • S21.012D - Laceration without foreign body of left breast, subs encntr
        • S21.012S - Laceration without foreign body of left breast, sequela
        • S21.019 - Laceration without foreign body of unspecified breast
        • S21.019A - Laceration without foreign body of unsp breast, init encntr
        • S21.019D - Laceration without foreign body of unsp breast, subs encntr
        • S21.019S - Laceration without foreign body of unsp breast, sequela
        • S21.02 - Laceration with foreign body of breast
        • S21.021 - Laceration with foreign body of right breast
        • S21.021A - Laceration with foreign body of right breast, init encntr
        • S21.021D - Laceration with foreign body of right breast, subs encntr
        • S21.021S - Laceration with foreign body of right breast, sequela
        • S21.022 - Laceration with foreign body of left breast
        • S21.022A - Laceration with foreign body of left breast, init encntr
        • S21.022D - Laceration with foreign body of left breast, subs encntr
        • S21.022S - Laceration with foreign body of left breast, sequela
        • S21.029 - Laceration with foreign body of unspecified breast
        • S21.029A - Laceration with foreign body of unsp breast, init encntr
        • S21.029D - Laceration with foreign body of unsp breast, subs encntr
        • S21.029S - Laceration with foreign body of unspecified breast, sequela
        • S21.03 - Puncture wound without foreign body of breast
        • S21.031 - Puncture wound without foreign body of right breast
        • S21.031A - Puncture wound w/o foreign body of right breast, init encntr
        • S21.031D - Puncture wound w/o foreign body of right breast, subs encntr
        • S21.031S - Puncture wound without foreign body of right breast, sequela
        • S21.032 - Puncture wound without foreign body of left breast
        • S21.032A - Puncture wound w/o foreign body of left breast, init encntr
        • S21.032D - Puncture wound w/o foreign body of left breast, subs encntr
        • S21.032S - Puncture wound without foreign body of left breast, sequela
        • S21.039 - Puncture wound without foreign body of unspecified breast
        • S21.039A - Puncture wound w/o foreign body of unsp breast, init encntr
        • S21.039D - Puncture wound w/o foreign body of unsp breast, subs encntr
        • S21.039S - Puncture wound without foreign body of unsp breast, sequela
        • S21.04 - Puncture wound with foreign body of breast
        • S21.041 - Puncture wound with foreign body of right breast
        • S21.041A - Puncture wound w foreign body of right breast, init encntr
        • S21.041D - Puncture wound w foreign body of right breast, subs encntr
        • S21.041S - Puncture wound with foreign body of right breast, sequela
        • S21.042 - Puncture wound with foreign body of left breast
        • S21.042A - Puncture wound with foreign body of left breast, init encntr
        • S21.042D - Puncture wound with foreign body of left breast, subs encntr
        • S21.042S - Puncture wound with foreign body of left breast, sequela
        • S21.049 - Puncture wound with foreign body of unspecified breast
        • S21.049A - Puncture wound with foreign body of unsp breast, init encntr
        • S21.049D - Puncture wound with foreign body of unsp breast, subs encntr
        • S21.049S - Puncture wound with foreign body of unsp breast, sequela
        • S21.05 - Open bite of breast
        • S21.051 - Open bite of right breast
        • S21.051A - Open bite of right breast, initial encounter
        • S21.051D - Open bite of right breast, subsequent encounter
        • S21.051S - Open bite of right breast, sequela
        • S21.052 - Open bite of left breast
        • S21.052A - Open bite of left breast, initial encounter
        • S21.052D - Open bite of left breast, subsequent encounter
        • S21.052S - Open bite of left breast, sequela
        • S21.059 - Open bite of unspecified breast
        • S21.059A - Open bite of unspecified breast, initial encounter
        • S21.059D - Open bite of unspecified breast, subsequent encounter
        • S21.059S - Open bite of unspecified breast, sequela
        • S21.1 - Open wound of front wall of thorax w/o penet thoracic cavity
        • S21.10 - Unsp opn wnd front wall of thorax w/o penet thoracic cavity
        • S21.101 - Unsp opn wnd r frnt wl of thorax w/o penet thoracic cavity
        • S21.101A - Unsp opn wnd r frnt wl of thorax w/o penet thor cavity, init
        • S21.101D - Unsp opn wnd r frnt wl of thorax w/o penet thor cavity, subs
        • S21.101S - Unsp opn wnd r frnt wl of thorax w/o penet thor cavity, sqla
        • S21.102 - Unsp opn wnd l frnt wl of thorax w/o penet thoracic cavity
        • S21.102A - Unsp opn wnd l frnt wl of thorax w/o penet thor cavity, init
        • S21.102D - Unsp opn wnd l frnt wl of thorax w/o penet thor cavity, subs
        • S21.102S - Unsp opn wnd l frnt wl of thorax w/o penet thor cavity, sqla
        • S21.109 - Unsp opn wnd unsp front wall of thorax w/o penet thor cavity
        • S21.109A - Unsp opn wnd unsp frnt wall of thrx w/o penet thor cav, init
        • S21.109D - Unsp opn wnd unsp frnt wall of thrx w/o penet thor cav, subs
        • S21.109S - Unsp opn wnd unsp frnt wall of thrx w/o penet thor cav, sqla
        • S21.11 - Lac w/o fb of front wall of thorax w/o penet thoracic cavity
        • S21.111 - Lac w/o fb of r frnt wl of thorax w/o penet thoracic cavity
        • S21.111A - Lac w/o fb of r frnt wl of thorax w/o penet thor cav, init
        • S21.111D - Lac w/o fb of r frnt wl of thorax w/o penet thor cav, subs
        • S21.111S - Lac w/o fb of r frnt wl of thorax w/o penet thor cav, sqla
        • S21.112 - Lac w/o fb of l frnt wl of thorax w/o penet thoracic cavity
        • S21.112A - Lac w/o fb of l frnt wl of thorax w/o penet thor cav, init
        • S21.112D - Lac w/o fb of l frnt wl of thorax w/o penet thor cav, subs
        • S21.112S - Lac w/o fb of l frnt wl of thorax w/o penet thor cav, sqla
        • S21.119 - Lac w/o fb of unsp front wall of thorax w/o penet thor cav
        • S21.119A - Lac w/o fb of unsp frnt wl of thrx w/o penet thor cav, init
        • S21.119D - Lac w/o fb of unsp frnt wl of thrx w/o penet thor cav, subs
        • S21.119S - Lac w/o fb of unsp frnt wl of thrx w/o penet thor cav, sqla
        • S21.12 - Lac w fb of front wall of thorax w/o penet thoracic cavity
        • S21.121 - Lac w fb of r frnt wl of thorax w/o penet thoracic cavity
        • S21.121A - Lac w fb of r frnt wl of thorax w/o penet thor cavity, init
        • S21.121D - Lac w fb of r frnt wl of thorax w/o penet thor cavity, subs
        • S21.121S - Lac w fb of r frnt wl of thorax w/o penet thor cavity, sqla
        • S21.122 - Lac w fb of l frnt wl of thorax w/o penet thoracic cavity
        • S21.122A - Lac w fb of l frnt wl of thorax w/o penet thor cavity, init
        • S21.122D - Lac w fb of l frnt wl of thorax w/o penet thor cavity, subs
        • S21.122S - Lac w fb of l frnt wl of thorax w/o penet thor cavity, sqla
        • S21.129 - Lac w fb of unsp front wall of thorax w/o penet thor cavity
        • S21.129A - Lac w fb of unsp front wall of thrx w/o penet thor cav, init
        • S21.129D - Lac w fb of unsp front wall of thrx w/o penet thor cav, subs
        • S21.129S - Lac w fb of unsp front wall of thrx w/o penet thor cav, sqla
        • S21.13 - Pnctr w/o fb of front wall of thorax w/o penet thor cavity
        • S21.131 - Pnctr w/o fb of r frnt wl of thorax w/o penet thor cavity
        • S21.131A - Pnctr w/o fb of r frnt wl of thorax w/o penet thor cav, init
        • S21.131D - Pnctr w/o fb of r frnt wl of thorax w/o penet thor cav, subs
        • S21.131S - Pnctr w/o fb of r frnt wl of thorax w/o penet thor cav, sqla
        • S21.132 - Pnctr w/o fb of l frnt wl of thorax w/o penet thor cavity
        • S21.132A - Pnctr w/o fb of l frnt wl of thorax w/o penet thor cav, init
        • S21.132D - Pnctr w/o fb of l frnt wl of thorax w/o penet thor cav, subs
        • S21.132S - Pnctr w/o fb of l frnt wl of thorax w/o penet thor cav, sqla
        • S21.139 - Pnctr w/o fb of unsp front wall of thorax w/o penet thor cav
        • S21.139A - Pnctr w/o fb of unsp frnt wl of thrx w/o penet thor cav,init
        • S21.139D - Pnctr w/o fb of unsp frnt wl of thrx w/o penet thor cav,subs
        • S21.139S - Pnctr w/o fb of unsp frnt wl of thrx w/o penet thor cav,sqla
        • S21.14 - Pnctr w fb of front wall of thorax w/o penet thoracic cavity
        • S21.141 - Pnctr w fb of r frnt wl of thorax w/o penet thoracic cavity
        • S21.141A - Pnctr w fb of r frnt wl of thorax w/o penet thor cav, init
        • S21.141D - Pnctr w fb of r frnt wl of thorax w/o penet thor cav, subs
        • S21.141S - Pnctr w fb of r frnt wl of thorax w/o penet thor cav, sqla
        • S21.142 - Pnctr w fb of l frnt wl of thorax w/o penet thoracic cavity
        • S21.142A - Pnctr w fb of l frnt wl of thorax w/o penet thor cav, init
        • S21.142D - Pnctr w fb of l frnt wl of thorax w/o penet thor cav, subs
        • S21.142S - Pnctr w fb of l frnt wl of thorax w/o penet thor cav, sqla
        • S21.149 - Pnctr w fb of unsp front wall of thorax w/o penet thor cav
        • S21.149A - Pnctr w fb of unsp frnt wl of thrx w/o penet thor cav, init
        • S21.149D - Pnctr w fb of unsp frnt wl of thrx w/o penet thor cav, subs
        • S21.149S - Pnctr w fb of unsp frnt wl of thrx w/o penet thor cav, sqla
        • S21.15 - Open bite of front wall of thorax w/o penet thoracic cavity
        • S21.151 - Open bite of r frnt wl of thorax w/o penet thoracic cavity
        • S21.151A - Open bite of r frnt wl of thorax w/o penet thor cavity, init
        • S21.151D - Open bite of r frnt wl of thorax w/o penet thor cavity, subs
        • S21.151S - Open bite of r frnt wl of thorax w/o penet thor cavity, sqla
        • S21.152 - Open bite of l frnt wl of thorax w/o penet thoracic cavity
        • S21.152A - Open bite of l frnt wl of thorax w/o penet thor cavity, init
        • S21.152D - Open bite of l frnt wl of thorax w/o penet thor cavity, subs
        • S21.152S - Open bite of l frnt wl of thorax w/o penet thor cavity, sqla
        • S21.159 - Open bite of unsp front wall of thorax w/o penet thor cavity
        • S21.159A - Open bite of unsp frnt wall of thrx w/o penet thor cav, init
        • S21.159D - Open bite of unsp frnt wall of thrx w/o penet thor cav, subs
        • S21.159S - Open bite of unsp frnt wall of thrx w/o penet thor cav, sqla
        • S21.2 - Open wound of back wall of thorax w/o penet thoracic cavity
        • S21.20 - Unsp opn wnd back wall of thorax w/o penet thoracic cavity
        • S21.201 - Unsp opn wnd r bk wl of thorax w/o penet thoracic cavity
        • S21.201A - Unsp opn wnd r bk wl of thorax w/o penet thor cavity, init
        • S21.201D - Unsp opn wnd r bk wl of thorax w/o penet thor cavity, subs
        • S21.201S - Unsp opn wnd r bk wl of thorax w/o penet thor cavity, sqla
        • S21.202 - Unsp opn wnd l bk wl of thorax w/o penet thoracic cavity
        • S21.202A - Unsp opn wnd l bk wl of thorax w/o penet thor cavity, init
        • S21.202D - Unsp opn wnd l bk wl of thorax w/o penet thor cavity, subs
        • S21.202S - Unsp opn wnd l bk wl of thorax w/o penet thor cavity, sqla
        • S21.209 - Unsp opn wnd unsp bk wl of thorax w/o penet thoracic cavity
        • S21.209A - Unsp opn wnd unsp bk wl of thorax w/o penet thor cav, init
        • S21.209D - Unsp opn wnd unsp bk wl of thorax w/o penet thor cav, subs
        • S21.209S - Unsp opn wnd unsp bk wl of thorax w/o penet thor cav, sqla
        • S21.21 - Lac w/o fb of back wall of thorax w/o penet thoracic cavity
        • S21.211 - Lac w/o fb of r bk wl of thorax w/o penet thoracic cavity
        • S21.211A - Lac w/o fb of r bk wl of thorax w/o penet thor cavity, init
        • S21.211D - Lac w/o fb of r bk wl of thorax w/o penet thor cavity, subs
        • S21.211S - Lac w/o fb of r bk wl of thorax w/o penet thor cavity, sqla
        • S21.212 - Lac w/o fb of l bk wl of thorax w/o penet thoracic cavity
        • S21.212A - Lac w/o fb of l bk wl of thorax w/o penet thor cavity, init
        • S21.212D - Lac w/o fb of l bk wl of thorax w/o penet thor cavity, subs
        • S21.212S - Lac w/o fb of l bk wl of thorax w/o penet thor cavity, sqla
        • S21.219 - Lac w/o fb of unsp bk wl of thorax w/o penet thoracic cavity
        • S21.219A - Lac w/o fb of unsp bk wl of thorax w/o penet thor cav, init
        • S21.219D - Lac w/o fb of unsp bk wl of thorax w/o penet thor cav, subs
        • S21.219S - Lac w/o fb of unsp bk wl of thorax w/o penet thor cav, sqla
        • S21.22 - Lac w fb of back wall of thorax w/o penet thoracic cavity
        • S21.221 - Lac w fb of r bk wl of thorax w/o penet thoracic cavity
        • S21.221A - Lac w fb of r bk wl of thorax w/o penet thor cavity, init
        • S21.221D - Lac w fb of r bk wl of thorax w/o penet thor cavity, subs
        • S21.221S - Lac w fb of r bk wl of thorax w/o penet thor cavity, sequela
        • S21.222 - Lac w fb of l bk wl of thorax w/o penet thoracic cavity
        • S21.222A - Lac w fb of l bk wl of thorax w/o penet thor cavity, init
        • S21.222D - Lac w fb of l bk wl of thorax w/o penet thor cavity, subs
        • S21.222S - Lac w fb of l bk wl of thorax w/o penet thor cavity, sequela
        • S21.229 - Lac w fb of unsp bk wl of thorax w/o penet thoracic cavity
        • S21.229A - Lac w fb of unsp bk wl of thorax w/o penet thor cavity, init
        • S21.229D - Lac w fb of unsp bk wl of thorax w/o penet thor cavity, subs
        • S21.229S - Lac w fb of unsp bk wl of thorax w/o penet thor cavity, sqla
        • S21.23 - Pnctr w/o fb of bk wl of thorax w/o penet thoracic cavity
        • S21.231 - Pnctr w/o fb of r bk wl of thorax w/o penet thoracic cavity
        • S21.231A - Pnctr w/o fb of r bk wl of thorax w/o penet thor cav, init
        • S21.231D - Pnctr w/o fb of r bk wl of thorax w/o penet thor cav, subs
        • S21.231S - Pnctr w/o fb of r bk wl of thorax w/o penet thor cav, sqla
        • S21.232 - Pnctr w/o fb of l bk wl of thorax w/o penet thoracic cavity
        • S21.232A - Pnctr w/o fb of l bk wl of thorax w/o penet thor cav, init
        • S21.232D - Pnctr w/o fb of l bk wl of thorax w/o penet thor cav, subs
        • S21.232S - Pnctr w/o fb of l bk wl of thorax w/o penet thor cav, sqla
        • S21.239 - Pnctr w/o fb of unsp bk wl of thorax w/o penet thor cavity
        • S21.239A - Pnctr w/o fb of unsp bk wl of thrx w/o penet thor cav, init
        • S21.239D - Pnctr w/o fb of unsp bk wl of thrx w/o penet thor cav, subs
        • S21.239S - Pnctr w/o fb of unsp bk wl of thrx w/o penet thor cav, sqla
        • S21.24 - Pnctr w fb of back wall of thorax w/o penet thoracic cavity
        • S21.241 - Pnctr w fb of r bk wl of thorax w/o penet thoracic cavity
        • S21.241A - Pnctr w fb of r bk wl of thorax w/o penet thor cavity, init
        • S21.241D - Pnctr w fb of r bk wl of thorax w/o penet thor cavity, subs
        • S21.241S - Pnctr w fb of r bk wl of thorax w/o penet thor cavity, sqla
        • S21.242 - Pnctr w fb of l bk wl of thorax w/o penet thoracic cavity
        • S21.242A - Pnctr w fb of l bk wl of thorax w/o penet thor cavity, init
        • S21.242D - Pnctr w fb of l bk wl of thorax w/o penet thor cavity, subs
        • S21.242S - Pnctr w fb of l bk wl of thorax w/o penet thor cavity, sqla
        • S21.249 - Pnctr w fb of unsp bk wl of thorax w/o penet thoracic cavity
        • S21.249A - Pnctr w fb of unsp bk wl of thorax w/o penet thor cav, init
        • S21.249D - Pnctr w fb of unsp bk wl of thorax w/o penet thor cav, subs
        • S21.249S - Pnctr w fb of unsp bk wl of thorax w/o penet thor cav, sqla
        • S21.25 - Open bite of back wall of thorax w/o penet thoracic cavity
        • S21.251 - Open bite of r bk wl of thorax w/o penet thoracic cavity
        • S21.251A - Open bite of r bk wl of thorax w/o penet thor cavity, init
        • S21.251D - Open bite of r bk wl of thorax w/o penet thor cavity, subs
        • S21.251S - Open bite of r bk wl of thorax w/o penet thor cavity, sqla
        • S21.252 - Open bite of l bk wl of thorax w/o penet thoracic cavity
        • S21.252A - Open bite of l bk wl of thorax w/o penet thor cavity, init
        • S21.252D - Open bite of l bk wl of thorax w/o penet thor cavity, subs
        • S21.252S - Open bite of l bk wl of thorax w/o penet thor cavity, sqla
        • S21.259 - Open bite of unsp bk wl of thorax w/o penet thoracic cavity
        • S21.259A - Open bite of unsp bk wl of thorax w/o penet thor cav, init
        • S21.259D - Open bite of unsp bk wl of thorax w/o penet thor cav, subs
        • S21.259S - Open bite of unsp bk wl of thorax w/o penet thor cav, sqla
        • S21.3 - Open wound of front wall of thorax w penet thoracic cavity
        • S21.30 - Unsp opn wnd front wall of thorax w penet thoracic cavity
        • S21.301 - Unsp opn wnd r frnt wl of thorax w penet thoracic cavity
        • S21.301A - Unsp opn wnd r frnt wl of thorax w penet thor cavity, init
        • S21.301D - Unsp opn wnd r frnt wl of thorax w penet thor cavity, subs
        • S21.301S - Unsp opn wnd r frnt wl of thorax w penet thor cavity, sqla
        • S21.302 - Unsp opn wnd l frnt wl of thorax w penet thoracic cavity
        • S21.302A - Unsp opn wnd l frnt wl of thorax w penet thor cavity, init
        • S21.302D - Unsp opn wnd l frnt wl of thorax w penet thor cavity, subs
        • S21.302S - Unsp opn wnd l frnt wl of thorax w penet thor cavity, sqla
        • S21.309 - Unsp opn wnd unsp front wall of thorax w penet thor cavity
        • S21.309A - Unsp opn wnd unsp front wall of thrx w penet thor cav, init
        • S21.309D - Unsp opn wnd unsp front wall of thrx w penet thor cav, subs
        • S21.309S - Unsp opn wnd unsp front wall of thrx w penet thor cav, sqla
        • S21.31 - Lac w/o fb of front wall of thorax w penet thoracic cavity
        • S21.311 - Lac w/o fb of r frnt wl of thorax w penet thoracic cavity
        • S21.311A - Lac w/o fb of r frnt wl of thorax w penet thor cavity, init
        • S21.311D - Lac w/o fb of r frnt wl of thorax w penet thor cavity, subs
        • S21.311S - Lac w/o fb of r frnt wl of thorax w penet thor cavity, sqla
        • S21.312 - Lac w/o fb of l frnt wl of thorax w penet thoracic cavity
        • S21.312A - Lac w/o fb of l frnt wl of thorax w penet thor cavity, init
        • S21.312D - Lac w/o fb of l frnt wl of thorax w penet thor cavity, subs
        • S21.312S - Lac w/o fb of l frnt wl of thorax w penet thor cavity, sqla
        • S21.319 - Lac w/o fb of unsp front wall of thorax w penet thor cavity
        • S21.319A - Lac w/o fb of unsp front wall of thrx w penet thor cav, init
        • S21.319D - Lac w/o fb of unsp front wall of thrx w penet thor cav, subs
        • S21.319S - Lac w/o fb of unsp front wall of thrx w penet thor cav, sqla
        • S21.32 - Lac w fb of front wall of thorax w penet thoracic cavity
        • S21.321 - Lac w fb of r frnt wl of thorax w penet thoracic cavity
        • S21.321A - Lac w fb of r frnt wl of thorax w penet thor cavity, init
        • S21.321D - Lac w fb of r frnt wl of thorax w penet thor cavity, subs
        • S21.321S - Lac w fb of r frnt wl of thorax w penet thor cavity, sequela
        • S21.322 - Lac w fb of l frnt wl of thorax w penet thoracic cavity
        • S21.322A - Lac w fb of l frnt wl of thorax w penet thor cavity, init
        • S21.322D - Lac w fb of l frnt wl of thorax w penet thor cavity, subs
        • S21.322S - Lac w fb of l frnt wl of thorax w penet thor cavity, sequela
        • S21.329 - Lac w fb of unsp front wall of thorax w penet thor cavity
        • S21.329A - Lac w fb of unsp front wall of thorax w penet thor cav, init
        • S21.329D - Lac w fb of unsp front wall of thorax w penet thor cav, subs
        • S21.329S - Lac w fb of unsp front wall of thorax w penet thor cav, sqla
        • S21.33 - Pnctr w/o fb of front wall of thorax w penet thoracic cavity
        • S21.331 - Pnctr w/o fb of r frnt wl of thorax w penet thoracic cavity
        • S21.331A - Pnctr w/o fb of r frnt wl of thorax w penet thor cav, init
        • S21.331D - Pnctr w/o fb of r frnt wl of thorax w penet thor cav, subs
        • S21.331S - Pnctr w/o fb of r frnt wl of thorax w penet thor cav, sqla
        • S21.332 - Pnctr w/o fb of l frnt wl of thorax w penet thoracic cavity
        • S21.332A - Pnctr w/o fb of l frnt wl of thorax w penet thor cav, init
        • S21.332D - Pnctr w/o fb of l frnt wl of thorax w penet thor cav, subs
        • S21.332S - Pnctr w/o fb of l frnt wl of thorax w penet thor cav, sqla
        • S21.339 - Pnctr w/o fb of unsp front wall of thorax w penet thor cav
        • S21.339A - Pnctr w/o fb of unsp frnt wl of thrx w penet thor cav, init
        • S21.339D - Pnctr w/o fb of unsp frnt wl of thrx w penet thor cav, subs
        • S21.339S - Pnctr w/o fb of unsp frnt wl of thrx w penet thor cav, sqla
        • S21.34 - Pnctr w fb of front wall of thorax w penet thoracic cavity
        • S21.341 - Pnctr w fb of r frnt wl of thorax w penet thoracic cavity
        • S21.341A - Pnctr w fb of r frnt wl of thorax w penet thor cavity, init
        • S21.341D - Pnctr w fb of r frnt wl of thorax w penet thor cavity, subs
        • S21.341S - Pnctr w fb of r frnt wl of thorax w penet thor cavity, sqla
        • S21.342 - Pnctr w fb of l frnt wl of thorax w penet thoracic cavity
        • S21.342A - Pnctr w fb of l frnt wl of thorax w penet thor cavity, init
        • S21.342D - Pnctr w fb of l frnt wl of thorax w penet thor cavity, subs
        • S21.342S - Pnctr w fb of l frnt wl of thorax w penet thor cavity, sqla
        • S21.349 - Pnctr w fb of unsp front wall of thorax w penet thor cavity
        • S21.349A - Pnctr w fb of unsp front wall of thrx w penet thor cav, init
        • S21.349D - Pnctr w fb of unsp front wall of thrx w penet thor cav, subs
        • S21.349S - Pnctr w fb of unsp front wall of thrx w penet thor cav, sqla
        • S21.35 - Open bite of front wall of thorax w penet thoracic cavity
        • S21.351 - Open bite of r frnt wl of thorax w penet thoracic cavity
        • S21.351A - Open bite of r frnt wl of thorax w penet thor cavity, init
        • S21.351D - Open bite of r frnt wl of thorax w penet thor cavity, subs
        • S21.351S - Open bite of r frnt wl of thorax w penet thor cavity, sqla
        • S21.352 - Open bite of l frnt wl of thorax w penet thoracic cavity
        • S21.352A - Open bite of l frnt wl of thorax w penet thor cavity, init
        • S21.352D - Open bite of l frnt wl of thorax w penet thor cavity, subs
        • S21.352S - Open bite of l frnt wl of thorax w penet thor cavity, sqla
        • S21.359 - Open bite of unsp front wall of thorax w penet thor cavity
        • S21.359A - Open bite of unsp front wall of thrx w penet thor cav, init
        • S21.359D - Open bite of unsp front wall of thrx w penet thor cav, subs
        • S21.359S - Open bite of unsp front wall of thrx w penet thor cav, sqla
        • S21.4 - Open wound of back wall of thorax w penet thoracic cavity
        • S21.40 - Unsp opn wnd back wall of thorax w penet thoracic cavity
        • S21.401 - Unsp open wound of r bk wl of thorax w penet thoracic cavity
        • S21.401A - Unsp opn wnd r bk wl of thorax w penet thoracic cavity, init
        • S21.401D - Unsp opn wnd r bk wl of thorax w penet thoracic cavity, subs
        • S21.401S - Unsp opn wnd r bk wl of thorax w penet thor cavity, sequela
        • S21.402 - Unsp open wound of l bk wl of thorax w penet thoracic cavity
        • S21.402A - Unsp opn wnd l bk wl of thorax w penet thoracic cavity, init
        • S21.402D - Unsp opn wnd l bk wl of thorax w penet thoracic cavity, subs
        • S21.402S - Unsp opn wnd l bk wl of thorax w penet thor cavity, sequela
        • S21.409 - Unsp opn wnd unsp bk wl of thorax w penet thoracic cavity
        • S21.409A - Unsp opn wnd unsp bk wl of thorax w penet thor cavity, init
        • S21.409D - Unsp opn wnd unsp bk wl of thorax w penet thor cavity, subs
        • S21.409S - Unsp opn wnd unsp bk wl of thorax w penet thor cavity, sqla
        • S21.41 - Lac w/o fb of back wall of thorax w penet thoracic cavity
        • S21.411 - Lac w/o fb of r bk wl of thorax w penet thoracic cavity
        • S21.411A - Lac w/o fb of r bk wl of thorax w penet thor cavity, init
        • S21.411D - Lac w/o fb of r bk wl of thorax w penet thor cavity, subs
        • S21.411S - Lac w/o fb of r bk wl of thorax w penet thor cavity, sequela
        • S21.412 - Lac w/o fb of l bk wl of thorax w penet thoracic cavity
        • S21.412A - Lac w/o fb of l bk wl of thorax w penet thor cavity, init
        • S21.412D - Lac w/o fb of l bk wl of thorax w penet thor cavity, subs
        • S21.412S - Lac w/o fb of l bk wl of thorax w penet thor cavity, sequela
        • S21.419 - Lac w/o fb of unsp bk wl of thorax w penet thoracic cavity
        • S21.419A - Lac w/o fb of unsp bk wl of thorax w penet thor cavity, init
        • S21.419D - Lac w/o fb of unsp bk wl of thorax w penet thor cavity, subs
        • S21.419S - Lac w/o fb of unsp bk wl of thorax w penet thor cavity, sqla
        • S21.42 - Lac w fb of back wall of thorax w penet thoracic cavity
        • S21.421 - Laceration w fb of r bk wl of thorax w penet thoracic cavity
        • S21.421A - Lac w fb of r bk wl of thorax w penet thoracic cavity, init
        • S21.421D - Lac w fb of r bk wl of thorax w penet thoracic cavity, subs
        • S21.421S - Lac w fb of r bk wl of thorax w penet thor cavity, sequela
        • S21.422 - Laceration w fb of l bk wl of thorax w penet thoracic cavity
        • S21.422A - Lac w fb of l bk wl of thorax w penet thoracic cavity, init
        • S21.422D - Lac w fb of l bk wl of thorax w penet thoracic cavity, subs
        • S21.422S - Lac w fb of l bk wl of thorax w penet thor cavity, sequela
        • S21.429 - Lac w fb of unsp back wall of thorax w penet thoracic cavity
        • S21.429A - Lac w fb of unsp bk wl of thorax w penet thor cavity, init
        • S21.429D - Lac w fb of unsp bk wl of thorax w penet thor cavity, subs
        • S21.429S - Lac w fb of unsp bk wl of thorax w penet thor cavity, sqla
        • S21.43 - Pnctr w/o fb of back wall of thorax w penet thoracic cavity
        • S21.431 - Pnctr w/o fb of r bk wl of thorax w penet thoracic cavity
        • S21.431A - Pnctr w/o fb of r bk wl of thorax w penet thor cavity, init
        • S21.431D - Pnctr w/o fb of r bk wl of thorax w penet thor cavity, subs
        • S21.431S - Pnctr w/o fb of r bk wl of thorax w penet thor cavity, sqla
        • S21.432 - Pnctr w/o fb of l bk wl of thorax w penet thoracic cavity
        • S21.432A - Pnctr w/o fb of l bk wl of thorax w penet thor cavity, init
        • S21.432D - Pnctr w/o fb of l bk wl of thorax w penet thor cavity, subs
        • S21.432S - Pnctr w/o fb of l bk wl of thorax w penet thor cavity, sqla
        • S21.439 - Pnctr w/o fb of unsp bk wl of thorax w penet thoracic cavity
        • S21.439A - Pnctr w/o fb of unsp bk wl of thorax w penet thor cav, init
        • S21.439D - Pnctr w/o fb of unsp bk wl of thorax w penet thor cav, subs
        • S21.439S - Pnctr w/o fb of unsp bk wl of thorax w penet thor cav, sqla
        • S21.44 - Pnctr w fb of back wall of thorax w penet thoracic cavity
        • S21.441 - Pnctr w fb of r bk wl of thorax w penet thoracic cavity
        • S21.441A - Pnctr w fb of r bk wl of thorax w penet thor cavity, init
        • S21.441D - Pnctr w fb of r bk wl of thorax w penet thor cavity, subs
        • S21.441S - Pnctr w fb of r bk wl of thorax w penet thor cavity, sequela
        • S21.442 - Pnctr w fb of l bk wl of thorax w penet thoracic cavity
        • S21.442A - Pnctr w fb of l bk wl of thorax w penet thor cavity, init
        • S21.442D - Pnctr w fb of l bk wl of thorax w penet thor cavity, subs
        • S21.442S - Pnctr w fb of l bk wl of thorax w penet thor cavity, sequela
        • S21.449 - Pnctr w fb of unsp bk wl of thorax w penet thoracic cavity
        • S21.449A - Pnctr w fb of unsp bk wl of thorax w penet thor cavity, init
        • S21.449D - Pnctr w fb of unsp bk wl of thorax w penet thor cavity, subs
        • S21.449S - Pnctr w fb of unsp bk wl of thorax w penet thor cavity, sqla
        • S21.45 - Open bite of back wall of thorax w penet thoracic cavity
        • S21.451 - Open bite of r bk wl of thorax w penet thoracic cavity
        • S21.451A - Open bite of r bk wl of thorax w penet thoracic cavity, init
        • S21.451D - Open bite of r bk wl of thorax w penet thoracic cavity, subs
        • S21.451S - Open bite of r bk wl of thorax w penet thor cavity, sequela
        • S21.452 - Open bite of l bk wl of thorax w penet thoracic cavity
        • S21.452A - Open bite of l bk wl of thorax w penet thoracic cavity, init
        • S21.452D - Open bite of l bk wl of thorax w penet thoracic cavity, subs
        • S21.452S - Open bite of l bk wl of thorax w penet thor cavity, sequela
        • S21.459 - Open bite of unsp bk wl of thorax w penet thoracic cavity
        • S21.459A - Open bite of unsp bk wl of thorax w penet thor cavity, init
        • S21.459D - Open bite of unsp bk wl of thorax w penet thor cavity, subs
        • S21.459S - Open bite of unsp bk wl of thorax w penet thor cavity, sqla
        • S21.9 - Open wound of unspecified part of thorax
        • S21.90 - Unspecified open wound of unspecified part of thorax
        • S21.90XA - Unsp open wound of unspecified part of thorax, init encntr
        • S21.90XD - Unsp open wound of unspecified part of thorax, subs encntr
        • S21.90XS - Unsp open wound of unspecified part of thorax, sequela
        • S21.91 - Laceration without foreign body of unsp part of thorax
        • S21.91XA - Laceration w/o foreign body of unsp part of thorax, init
        • S21.91XD - Laceration w/o foreign body of unsp part of thorax, subs
        • S21.91XS - Laceration w/o foreign body of unsp part of thorax, sequela
        • S21.92 - Laceration with foreign body of unspecified part of thorax
        • S21.92XA - Laceration w foreign body of unsp part of thorax, init
        • S21.92XD - Laceration w foreign body of unsp part of thorax, subs
        • S21.92XS - Laceration with foreign body of unsp part of thorax, sequela
        • S21.93 - Puncture wound without foreign body of unsp part of thorax
        • S21.93XA - Puncture wound w/o foreign body of unsp part of thorax, init
        • S21.93XD - Puncture wound w/o foreign body of unsp part of thorax, subs
        • S21.93XS - Pnctr w/o foreign body of unsp part of thorax, sequela
        • S21.94 - Puncture wound with foreign body of unsp part of thorax
        • S21.94XA - Puncture wound w foreign body of unsp part of thorax, init
        • S21.94XD - Puncture wound w foreign body of unsp part of thorax, subs
        • S21.94XS - Pnctr w foreign body of unsp part of thorax, sequela
        • S21.95 - Open bite of unspecified part of thorax
        • S21.95XA - Open bite of unspecified part of thorax, initial encounter
        • S21.95XD - Open bite of unspecified part of thorax, subs encntr
        • S21.95XS - Open bite of unspecified part of thorax, sequela