What is the diagnosis in this patient who appeared sick, had a bull neck, and was tachycardic?: (A) Diphtheria, (B) Epiglottitis, (C) Infectious mononucleosis, (D) Rheumatic fever
Answer is A. Answer A. DiphtheriaThe patient's features are typical of diphtheria. Her throat culture was positive for Corynebacterium diphtheriae. The patient recovered after the initiation of treatment with penicillin.