Late Breaking Abstract - Mannitol and citric acid tests similarly identify subjects with chronic cough

Background: There is currently no established diagnostic test to objectively assess cough hypersensitivity syndrome (CHS). Inhaled dry powder mannitol, a standardized and regulatory approved test, has demonstrated potential as a novel cough provocation test. Aims and Objectives: To compare the ability to identify subjects with chronic cough between mannitol and citric acid cough provocation tests and the subject´s experienced...