• Symptoms, signs, and ill-defined conditions

      • 780 General symptoms
      • 781 Symptoms involving nervous and musculoskeletal systems
      • 782 Symptoms involving skin and other integumentary tissue
      • 783 Symptoms concerning nutrition, metabolism, and development
      • 784 Symptoms involving head and neck
      • 785 Symptoms involving cardiovascular system
      • 786 Symptoms involving respiratory system and other chest symptoms
      • 787 Symptoms involving digestive system
      • 788 Symptoms involving urinary system
      • 789 Other symptoms involving abdomen and pelvis
      • 790 Nonspecific findings on examination of blood
      • 791 Nonspecific findings on examination of urine
      • 792 Nonspecific abnormal findings in other body substances
      • 793 Nonspecific abnormal findings on radiological and other examination of body structure
      • 794 Nonspecific abnormal results of function studies
      • 795 Nonspecific abnormal histological and immunological findings
      • 796 Other nonspecific abnormal findings
      • 797 Senility without mention of psychosis
      • 798 Sudden death, cause unknown
      • 799 Other ill-defined and unknown causes of morbidity and mortality