This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
Which of the following antifungal used in treatment of cushing syndrome is 
Select and explain. 
A. Ketoconazole, B. Fluconazole, C. Itraconazole, D. Miconazole
A: Ketoconazole
Answer: A: Ketoconazole 
Explanation: (A) (Ketoconazole) (720-KDT) (763-KDT6th)USESA.KETOCONAZOLE* Effective in dermatophytosis, mondial vaginitis, systemic mycosis.* It has also been tried in dermal leishmaniasis and Kala-azar* * High dose KTZ has been used in Cushing syndromeB.FLUCONAZOLE* Indication includes cryptococcal meningitis, systemic and mucosal candidiasis* in both normal and immunocompromised patients, coccidioidal meningitis and histoplasmosis* An eye drop is useful in fungal keratitis* It is preferred drug for fungal meningitis* Most tinea infections and cutaneous candidiasisC.ITRACONAZOLE* Itraconazole is preferred over KTZ for most systemic mycosis * It is superior to fluconazole for histoplasmosis blastomycosis, sporotrichosis and is the drug of choice for paracoccidiomycosis and chromomycosis* In dermatophytosis, more effective than Griseofulvin, but less effective than fluconazole* * OnychomycosisD.MICONAZOLE* It is highly efficacious (79% cure rate) drug for tinea, pityriasis versicolor, otomycosis, cutaneous and vulvovaginal candidiasis, onychomycosis