ppd purified protein derivative - test used to detect if you have a tuberculosis infection, acronym text on blackboard

abbreviation acronym bacillus black blackboard board chalkboard concept control culture definition derivative diagnosis disease education endorsed extract form glycerol hand heaf health learn mantoux medical medicine molecule multiplepuncture phrase pirquet ppd prevention protein purified replace screening sensitivity skin speciesnonspecific teaching term test text tine tool tuberculin tuberculosis word world