1 Private day trip on a yacht for up to four people through Corales del Rosario Islands with lunch and soft drinks on board prepared by a private chef (once per stay). 2  Swim and snorkel in the clear waters of the Caribbean Sea. 3  Dinner for two, six course dinner for two in Alma Restaurant.
Medical Definition of diphtheria. : an acute febrile contagious disease typically marked by the formation of a false membrane especially in the throat and caused by a bacterium of the genus Corynebacterium (C. diphtheriae) which produces a toxin causing inflammation of the heart and nervous system.
Diphtheria is an acute upper respiratory tract illness that is characterized by sore throat, low-grade fever, and an adherent grayish membrane with surrounding inflammation of the tonsils, pharynx, or nasal passages.16,22 In diphtheria, the throat is moderately sore, with tender cervical adenopathy.