A 30 year old male presents with a creamy white patch on the tongue. The most probable diagnosis is:
Candidal stomatitis or oral thrush is the presence of a curdy white pseudomembrane on the buccal, labial, tongue, gingival or palatal mucosa in otherwise healthy individuals. Ref: Skin Diseases and Sexually Transmitted Infection, Uday Khopkar, 6th Eidition, Page 61; Harrison's Principles of Internal Medicine, 16th Edition, Page 183, 188.
Candidiasis
Histoplasmosis
Lichen Planus
Aspergillosis