<prompt> All of the following are true about diphtheria except:Faucial diphtheria is more dangerous than laryngeal diptheriaLaryngeal diphtheria mandates tracheostomyChild is infectious with faucial diphtheriaMyocarditis may be a complication  <response>: Diphtheria:Causative agent Corynebacterium diphtheriae Gram ve bacillusIncubation period: 2 - 6 days.Depending on site present as: Nasal diphtheria - Mildest, toxemia is minimal. Faucial diphtheria most common Nasopharyngeal diphtheria - More severe than nasal diphtheria. Laryngotracheal diphtheria - Most severe, maximum obstructive symptom, tracheostomy may be essential.Complications : Myocarditis - Occurs towards the end of 1st or begining of 2nd week. Peripheral neuropathy of descending type. Renal failure.Remember : Cardiac damage is permanent, while recovery of nerve damage is rule. 