Authors’ contributions
Ohgaki Yutaro: Drafted the manuscript.
Makoto Takahashi: Revised the manuscript.
Yasuhiro Morita: Contributed to the preoperative examinations and diagnosis, and performed the first operation and followed-up on the patient.
Tatsuya Hayashi: Followed-up on the patient.
Takuma Kikkawa : Performed the lung surgery.
Takahiro Ota: Planned the craniotomy for the brain tumor, and
Daisuke Sato: Performed the craniotomy.
Sachiko Izumi: Administered the radiation treatment.
Haruka Okada: Pathologically diagnosed the disease.
All the authors have read and approved the final manuscript.