- Ear infection, inner
- Ear infection, outer
- Ear reshaping
- Earache
- Earwax
- Eating disorders
- Ebola virus disease
- Ectopic pregnancy
- Ectropion
- Eczema
- Eczema (atopic)
- Eczema (contact dermatitis)
- Eczema (discoid)
- Eczema (varicose)
- EEG
- Ehlers-Danlos syndrome
- Ejaculation problems
- Ekbom syndrome
- Electrolytes