From the Department of Nuclear Medicine, Saitama Medical University International Medical Center, Saitama, Japan.

Received for publication December 3, 2023; revision accepted January 18, 2024.

Conflicts of interest and sources of funding: none declared.

Our institutional review board did not require written, informed consent of the patient.

Correspondence to: Yohji Matsusaka, MD, PhD, Department of Nuclear Medicine, Saitama Medical University International Medical Center. 1397-1 Yamane, Hidaka, Saitama 350-1298, Japan. E-mail: [email protected].