Declaration of interest
Anirban Das was involved in management of the patient, reviewing literature, and preparation of the draft. Deepak Bansal supervised the diagnosis and management of the case. Radhika Srinivasan reported the fine-needle aspiration cytology. Debajyoti Chatterjee and Nandita Kakkar reported the histopathology.
ORCID
Deepak Bansal http://orcid.org/0000-0002-1009-7649