378.9 EYE MOVEMNT DISORDER NOS


Code Information

Diagnosis Code: 378.9

Short Description: Eye movemnt disorder NOS

Long Description: Unspecified disorder of eye movements

Code Classification:

  • Diseases of the sense organs (360–389)
    • Disorders of the eye and adnexa (360-379)
      • 378 Strabismus and other disorders of binocular eye movements
        • 378.9 Eye movemnt disorder NOS

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 378.9 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Contraction, contracture, contracted
    • muscle (postinfectional) (postural) NEC 728.85
      • eye (extrinsic) (see also Strabismus) 378.9
        • paralytic (see also Strabismus, paralytic) 378.50
    • ocular muscle (see also Strabismus) 378.9
      • paralytic (see also Strabismus, paralytic) 378.50
  • Disease, diseased - see also Syndrome
    • eye 379.90
      • muscle 378.9
    • muscle 359.9
      • ocular 378.9
  • Imbalance 781.2
    • eye muscle NEC 378.9
      • heterophoria - see Heterophoria
  • Insufficiency, insufficient
    • muscle
      • ocular (see also Strabismus) 378.9
  • Ophthalmoplegia (see also Strabismus) 378.9
    • anterior internuclear 378.86
    • ataxia-areflexia syndrome 357.0
    • bilateral 378.9
    • diabetic 250.5 [378.86]
      • due to secondary diabetes 249.5 [378.86]
    • exophthalmic 242.0 [376.22]
    • external 378.55
      • progressive 378.72
      • total 378.56
    • internal (complete) (total) 367.52
    • internuclear 378.86
    • migraine 346.2
    • painful 378.55
    • Parinaud's 378.81
    • progressive external 378.72
    • supranuclear, progressive 333.0
    • total (external) 378.56
      • internal 367.52
    • unilateral 378.9
  • Overactive - see also Hyperfunction
    • eye muscle (see also Strabismus) 378.9
  • Paralysis, paralytic (complete) (incomplete) 344.9
    • ocular 378.9
  • Squint (see also Strabismus) 378.9
    • accommodative (see also Esotropia) 378.00
    • concomitant (see also Heterotropia) 378.30
  • Strabismus (alternating) (congenital) (nonparalytic) 378.9
    • concomitant (see also Heterotropia) 378.30
      • convergent (see also Esotropia) 378.00
      • divergent (see also Exotropia) 378.10
    • convergent (see also Esotropia) 378.00
    • divergent (see also Exotropia) 378.10
    • due to adhesions, scars - see Strabismus, mechanical
    • in neuromuscular disorder NEC 378.73
      • intermittent 378.20
        • vertical 378.31
    • latent 378.40
      • convergent (esophoria) 378.41
      • divergent (exophoria) 378.42
      • vertical 378.43
    • mechanical 378.60
      • due to
        • Brown's tendon sheath syndrome 378.61
        • specified musculofascial disorder NEC 378.62
    • paralytic 378.50
      • third or oculomotor nerve (partial) 378.51
        • total 378.52
      • fourth or trochlear nerve 378.53
      • sixth or abducens nerve 378.54
    • specified type NEC 378.73
    • vertical (hypertropia) 378.31

Crosswalk Information

The code 378.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
378.9 Right Arrow H51.9 Unspecified disorder of binocular movement
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
378.00 Esotropia, unspecified
378.01 Monocular esotropia
378.02 Monocular esotropia with A pattern
378.03 Monocular esotropia with V pattern
378.04 Monocular esotropia with other noncomitancies
378.05 Alternating esotropia
378.06 Alternating esotropia with A pattern
378.07 Alternating esotropia with V pattern
378.08 Alternating esotropia with other noncomitancies
378.10 Exotropia, unspecified
378.11 Monocular exotropia
378.12 Monocular exotropia with A pattern
378.13 Monocular exotropia with V pattern
378.14 Monocular exotropia with other noncomitancies
378.15 Alternating exotropia
378.16 Alternating exotropia with A pattern
378.17 Alternating exotropia with V pattern
378.18 Alternating exotropia with other noncomitancies
378.20 Intermittent heterotropia, unspecified
378.21 Intermittent esotropia, monocular
378.22 Intermittent esotropia, alternating
378.23 Intermittent exotropia, monocular
378.24 Intermittent exotropia, alternating
378.30 Heterotropia, unspecified
378.31 Hypertropia
378.32 Hypotropia
378.33 Cyclotropia
378.34 Monofixation syndrome
378.35 Accommodative component in esotropia
378.40 Heterophoria, unspecified
378.41 Esophoria
378.42 Exophoria
378.43 Vertical heterophoria
378.44 Cyclophoria
378.45 Alternating hyperphoria
378.50 Paralytic strabismus, unspecified
378.51 Third or oculomotor nerve palsy, partial
378.52 Third or oculomotor nerve palsy, total
378.53 Fourth or trochlear nerve palsy
378.54 Sixth or abducens nerve palsy
378.55 External ophthalmoplegia
378.56 Total ophthalmoplegia
378.60 Mechanical strabismus, unspecified
378.61 Brown's (tendon) sheath syndrome
378.62 Mechanical strabismus from other musculofascial disorders
378.63 Limited duction associated with other conditions
378.71 Duane's syndrome
378.72 Progressive external ophthalmoplegia
378.73 Strabismus in other neuromuscular disorders
378.81 Palsy of conjugate gaze
378.82 Spasm of conjugate gaze
378.83 Convergence insufficiency or palsy
378.84 Convergence excess or spasm
378.85 Anomalies of divergence
378.86 Internuclear ophthalmoplegia
378.87 Other dissociated deviation of eye movements


This page was last updated on: 10/1/2014