It is a fungal infection of the mouth caused by a bug called candida albicans. It is a normal oral commensal in 50% of the population
Predisposing factors:
Local
- dry mouth from drugs or radiotherapy
 - antibiotics
 - steroids eg asthma inhalers
 - smoking
 - dentures
 
Systemic
- diabetes especially poorly controlled
 - old age and babies
 - nutritional deficiencies eg: folic acid, viatmine B12, iron
 - immune suppressing medications eg: steroids, chemotherapy medications
 - immune deficiencies eg: HIV, hereditary
 
Management
- It is VITAL to consider above mentioned reasons and correct them
 - rinse and gargle after the use of oral steroid inhalers
 - simple yoghurt rinses which carries the alkaline medium to discourage the growth of the fungal organisms
 - topical antifungals eg: nystatin suspensions/ pastilles or amphptericin lozanges
 - micanazole gel can be applied to the fitting surface of the denture, keep the denture out at night and soak the dentures in milton`s solution
 - oral antifungal medications eg: flucanazole for resistant cases