Dental A child comes with a circular 3cm x 3cm scaly patchy hair loss with itching in the lesions. The investigation of choice is A Split skin smear B KOH mount C Gram stain D Tzanck smear 💡 Explanation A child comes with a circular 3cm x 3cm scaly patchy hair loss with itching in the lesions. The investigation of choice is ✓ Correct Answer: B. KOH mount