“…26 Evidence for the possible role of Candida species in intra-oral halitosis is conflicting, with some authors reporting a positive correlation between VSC measurements and Candida culture test results, 27 whereas others have reported no relationship between the presence of Candida and oral halitosis. 28 Extra-oral halitosis, estimated to be responsible for approximately 5-10% of all halitosis cases, can result from numerous causes including ear/nose/throat (ENT) or respiratory diseases (eg sinusitis, tonsillitis, bronchiectasis, malignancy) and foreign bodies in the airway. 4,29,30 Specific chronic diseases (eg gastric reflux, diabetes, carcinoma, and liver or kidney disease), drugs (eg paracetamol [acetaminophen], chloral hydrate, dimethyl sulfoxide, disulfiram, nitrate and nitrites, phenothiazines, and amphetamines) may also result in extra-oral halitosis.…”