Deepak Jakhar1, Ishmeet Kaur2, Richa Chaudhary3. 1. Department of Dermatology and STD, North Delhi Municipal Corporation Medical College and Hindu Rao Hospital, New Delhi, India. Electronic address: dr.deepakjakhar@yahoo.in. 2. Department of Dermatology and STD, ESI - Post Graduate Institute of Medical Science and Research, New Delhi, India. 3. Department of Dermatology and STD, North Delhi Municipal Corporation Medical College and Hindu Rao Hospital, New Delhi, India.