Answer: diphtheria

AnswerCrossword Clue
diphtheriaAn acute, highly contagious bacterial disease causing inflammation of the mucous membranes, formation of a false membrane in the throat that hinders breathing and swallowing, and potentially fatal heart and nerve damage by a bacterial toxin in the blood. It is now rare in developed countries because of immunization
diphtheriaan infectious throat disease in which the air-passages become covered with a leathery membrane