title: Syndromes simulating allergy.
mesh_terms: D000799:Angioedema / Q000175:diagnosis; D001249:Asthma / Q000150:complications / Q000175:diagnosis; D002559:Cerebrospinal Fluid Rhinorrhea / Q000175:diagnosis; D003550:Cystic Fibrosis / Q000175:diagnosis; D003937:Diagnosis, Differential; D004342:Drug Hypersensitivity / Q000175:diagnosis; D004487:Edema / Q000175:diagnosis / Q000209:etiology; D005141:Eyelid Diseases / Q000175:diagnosis / Q000209:etiology; D005512:Food Hypersensitivity; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D006261:Headache / Q000175:diagnosis; D006548:Hernia, Diaphragmatic / Q000175:diagnosis; D006801:Humans; D006967:Hypersensitivity / Q000175:diagnosis*; D008171:Lung Diseases / Q000139:chemically induced; D008286:Malabsorption Syndromes / Q000175:diagnosis; D011656:Pulmonary Emphysema / Q000150:complications; D012130:Respiratory Hypersensitivity / Q000175:diagnosis; D012140:Respiratory Tract Diseases / Q000175:diagnosis; D012220:Rhinitis / Q000175:diagnosis; D014581:Urticaria / Q000175:diagnosis