Itchy skin lesion whose causative organism is not known
B
Tinea infection on back
C
Tinea infection seen after corticosteroid treatment
D
Tinea infection of nailbed.
High-Yield Explanation
Tinea incognito is atypical tinea caused by incorrect treatment of lesions with topical corticosteroids, where the lesions are asymptomatic, extensive and does not have scales.