Anaphylactoid purpura with cardiac involvement.
D000293:Adolescent; D006332:Cardiomegaly / Q000150:complications*; D004562:Electrocardiography; D005260:Female; D006333:Heart Failure / Q000150:complications*; D006801:Humans; D011693:Purpura / Q000150:complications*; D012216:Rheumatic Diseases / Q000150:complications