- Hypersuprarenalism 255.3
- Hypersusceptibility - see Allergy
- Hypertelorism 756.0
- Hypertension Table
- Hyperthecosis, ovary 256.8
- Hyperthermia (of unknown origin) (see also Pyrexia) 780.6
- Hyperthymergasia (see also Psychosis, affective) 296.0
- Hyperthymism 254.8
- Hyperthyroid (recurrent) - see Hyperthyroidism
- Hyperthyroidism (latent) (preadult) (recurrent) (without goiter) 242.9
- Hypertonia - see Hypertonicity
- Hypertonicity
- Hypertony - see Hypertonicity
- Hypertransaminemia 790.4
- Hypertrichosis 704.1
- Hypertriglyceridemia, essential 272.1
- Hypertrophy, hypertrophic
- Hypertropia (intermittent) (periodic) 378.31
- Hypertyrosinemia 270.2
- Hyperuricemia 790.6
- Hypervalinemia 270.3
- Hyperventilation (tetany) 786.01
