THE MERCK MANUAL: The Merck Manual of Diagnosis and Therapymultimedia

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  • Diphtheria
  • Diphtheria (Nasopharyngeal With Bull Neck)

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    Diphtheria (Nasopharyngeal With Bull Neck)

    In acute nasopharyngeal diphtheria, local edema may cause a visibly swollen neck (bull neck).

    Image courtesy of the Public Health Image Library of the Centers for Disease Control and Prevention.