D Daulatabad1, C Grover1, S Sharma2. 1. Department of Dermatology, University College of Medical Sciences and Guru Teg Bahadur Hospital, Dilshad Garden, Delhi, 110095, India. 2. Department of Pathology, University College of Medical Sciences and Guru Teg Bahadur Hospital, Dilshad Garden, Delhi, 110095, India.