Received: 7 August 2019
Accepted: 1 January 2020
First Online: 8 January 2020
Ethics approval and consent to participate
: Not applicable.
: The clinical photographs shown are from Department of Oral Medicine and Maxillofacial Radiology, K. M. Shah Dental College and Hospital, Sumandeep Vidyapeeth University, Vadodara, Gujarat state, India. The consent for publishing the photograph was taken from the patients.
: The authors declare that they have no competing interests.