<prompt> The type of Diphtheria with highest mortality isPharyngealNasalLaryngealConjuntival  <response>: Clinical manifestations of diphtheria 1. Faucial tonsillo pharyngeal diphtheriaIt is the commonest type of diphtherial infection.Incubation period is 2-5 days.Patients present with malaise, sore throat and moderate fever.A thick adherent pseudomnembrane gray or white is present on one or both tonsils or adjacent pharynx.Dislodging the membrane is likely to cause bleeding.A small percentage of patients present with massive swelling of the tonsils and uvula with cervical lymphadenopathy bull neck and severe toxemia Malignant diphtheria.Systemic toxicity toxemia is usually most severe when pseudomembrane extends from tonsil and pharynx faucial diphtheria to adjacent areas.2. Laryngeal diphtheriaPresents as hoarseness and cough.It is the most severe form of respiratory diphtheria.Trocheostomy may be required.3.Nasal diphtheriaPresents with unilateral or bilateral nasal discharge.Mildest form of respiratory diphtheria4. Cutaneous diphtheriaCaused by nontoxigenic strainsPresents as distinct punched out ulcers.More common in tropical areas.Other less common type of diphtheria are conjunctiva, otitic, genital - vulval, vaginal or prepucial, gastrointestinal. 