title: Picture quiz: Penicillin allergy, eruption cyst and white spongy naevus.
mesh_terms: D003560:Cysts / Q000473:pathology*; D003937:Diagnosis, Differential; D004342:Drug Hypersensitivity / Q000209:etiology*; D005260:Female; D005882:Gingival Diseases / Q000473:pathology*; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000473:pathology*; D009506:Nevus / Q000473:pathology*; D010406:Penicillins / Q000009:adverse effects*; D011230:Precancerous Conditions
chemical_list: D010406:Penicillins