Received: 23 July 2021
Accepted: 22 November 2021
First Online: 13 December 2021
: Written informed consent was obtained from the patient for analyzing the tumor. The research concerning soft tissue sarcomas has been approved by the ethics committee at Hyogo College of Medicine (No. 235).
: Written informed consent for the publication of clinical details and/or images used in the manuscript was obtained from the patient. A copy of the consent is available for review by the Editor of this journal.
: The authors declare that they have no competing interests related to this study.