| Hartnup disease (pellagra-cerebellar ataxia-renal aminoaciduria) 270.0 | 
  |  | 
  | Hashimoto's disease or struma (struma lymphomatosa) 245.2 | 
  | Hassall-Henle bodies (corneal warts) 371.41 | 
  | Haut mal (see also Epilepsy) 345.1 | 
  |  | 
  | Hawaiian wood rose dependence 304.5 | 
  |  | 
  | Hay | 
  |  | 
  | Hayem-Faber syndrome (achlorhydric anemia) 280.9 | 
  | Hayem-Widal syndrome (acquired hemolytic jaundice) 283.9 | 
  |  | 
  | Hazard-Crile tumor (M8350/3) 193 | 
  | Hb (abnormal) | 
  |  | 
  |  | 
  | Head - see also condition | 
  |  | 
  |  | 
  |  | 
  | Health | 
  |  | 
  | Healthy | 
  |  | 
  | Hearing | 
  |  | 
  | Heart - see condition | 
  |  | 
  |  | 
  |  | 
  |  | 
  | Heavy-chain disease 273.2 | 
  | Heavy-for-dates (fetus or infant) 766.1 | 
  |  | 
  | Hebephrenia, hebephrenic (acute) (see also Schizophrenia) 295.1 | 
  |  | 
  | Heberden's | 
  |  | 
  | Hebra's disease | 
  |  | 
  |  | 
  | Hedinger's syndrome (malignant carcinoid) 259.2 | 
  | Heel - see condition | 
  | Heerfordt's disease or syndrome (uveoparotitis) 135 | 
  | Hegglin's anomaly or syndrome 288.2 | 
  |  | 
  |  | 
  | Heilmeyer-Schoner disease (M9842/3) 207.1 | 
  | Heine-Medin disease (see also Poliomyelitis) 045.9 | 
  | Heinz-body anemia, congenital 282.7 | 
  | Heller's disease or syndrome (infantile psychosis) (see also Psychosis, childhood) 299.1 | 
  |  | 
  | Helminthiasis (see also Infestation, by specific parasite) 128.9 | 
  |  | 
  |  | 
  | Hemangioblastoma (M9161/1) - see also Neoplasm, connective tissue, uncertain behavior | 
  |  | 
  | Hemangioblastomatosis, cerebelloretinal 759.6 | 
  | Hemangioendothelioma (M9130/1) - see also Neoplasm, by site, uncertain behavior | 
  |  | 
  | Hemangioendotheliosarcoma (M9130/3) - see Neoplasm, connective tissue, malignant | 
  | Hemangiofibroma (M9160/0) - see Neoplasm, by site, benign | 
  | Hemangiolipoma (M8861/0) - see Lipoma | 
  |  | 
  |  | 
  | Hemangiomatosis (systemic) 757.32 | 
  |  | 
  | Hemangiopericytoma (M9150/1) - see also Neoplasm, connective tissue, uncertain behavior | 
  |  | 
|  |  |