The ICD-9 code range for SYMPTOMS, SIGNS, AND ILL-DEFINED CONDITIONS 780-799 is medical classification list by the World Health Organization (WHO).
ICD-9 Code range (780-799), SYMPTOMS, SIGNS, AND ILL-DEFINED CONDITIONS, contains ICD-9 codes for NONSPECIFIC ABNORMAL FINDINGS, AND ILL-DEFINED AND UNKNOWN CAUSES OF MORBIDITY AND MORTALITY.