- Ebola virus disease
- Echinococcosis
- Ectopic pregnancy
- Eczema
- Elephantiasis
- Emphysema
- Endocrine, nutritional and metabolic diseases - general
- Endometriosis
- Endometritis
- Enterobiasis
- Epididymitis
- Epiglottitis
- Epilepsy
- Erythema multiforme
- Erythema nodosum
- Essential thrombocytopaenia
- Excessive sexual drive
- External causes of injury - Assault
- Eye cancer
- Eye trauma