Infectious mononucleosis.
D000293:Adolescent; D000328:Adult; D000402:Airway Obstruction / Q000209:etiology; D001510:Bed Rest; D001772:Blood Cell Count; D001927:Brain Diseases / Q000209:etiology; D003937:Diagnosis, Differential; D006331:Heart Diseases / Q000209:etiology; D006801:Humans; D007244:Infectious Mononucleosis / Q000150:complications / Q000175:diagnosis* / Q000628:therapy; D007938:Leukemia / Q000175:diagnosis; D008223:Lymphoma / Q000175:diagnosis; D013161:Splenic Rupture / Q000209:etiology; D013921:Thrombocytopenia / Q000209:etiology