Acute kidney (renal) injury (AKI) – non-azotaemic
Acute lung injury (ALI)
Acral lick dermatitis (granuloma)
Acral lick furunculosis
Acral mutilation
Acrochordon (Fibroepithelial polyp – Skin tag)
Acromegaly
Actinic keratosis
Adverse reaction to vaccination
Adverse reaction to drug – acetaminophen (paracetamol)