| Title | Type |
|---|---|
| Hearing loss | Symptom |
| Hematuria | Symptom |
| Hemivertebrae and blockvertebrae | Disease |
| Hemivertebrae, block or hypoplasia of vertebrae | Symptom |
| Hemochromatosis | Disease |
| Hemoglobinopathies | Symptom |
| Hemoglobinopathies | Disease |
| Heterotopic ossification | Disease |
| Hypodontia | Disease |
| Hypophosphatemic (HPP) rickets | Disease |
| Hypothyroidism | Disease |