From the ∗Department of Radiology and Nuclear Medicine, Sultan Qaboos Comprehensive Cancer Care and Research Centre

†Department of Radiology and Molecular Imaging, Sultan Qaboos University Hospital, Muscat, Oman.

Received for publication March 14, 2022; revision accepted April 23, 2022.

Conflicts of interest and sources of funding: none declared.

Correspondence to: Sofiullah Abubakar, FCNP(SA), MMED(UCT), Department of Radiology and Nuclear Medicine, Sultan Qaboos Comprehensive Cancer Care and Research Centre, SQU Street, Al Khoud, P.O. Box 566P.C 123, Muscat, Sultanate of Oman. E-mail: [email protected].