title: Granulomatous lesions appearing during isotretinoin therapy.
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy; D000293:Adolescent; D006099:Granuloma / Q000139:chemically induced*; D006801:Humans; D015474:Isotretinoin; D008297:Male; D013997:Time Factors; D014212:Tretinoin / Q000009:adverse effects*
chemical_list: D014212:Tretinoin; D015474:Isotretinoin