title: Prevention of skin necrosis caused by PPD.
mesh_terms: D000287:Administration, Topical; D006801:Humans; D006854:Hydrocortisone / Q000008:administration & dosage*; D009336:Necrosis / Q000517:prevention & control*; D012867:Skin / Q000187:drug effects; D014373:Tuberculin / Q000009:adverse effects; D014374:Tuberculin Test / Q000009:adverse effects*
chemical_list: D014373:Tuberculin; D006854:Hydrocortisone