Prolonged Clinical Results and Recurrence Determinants in Intracranial Germinoma
By
Masashi Higashino
Kazuhiro Tanaka
Takeaki Ishihara
Hiroaki Nagashima
Yuichi Fujita
Yosuke Fujimoto
Masaaki Kohta
Yoichi Uozumi
Hidehito Kimura
Ryohei Sasaki
Takashi Sasayama
June 4, 2026
Clinical Scorecard: Prolonged Clinical Results and Recurrence Determinants in Intracranial Germinoma
At a Glance
Category Detail
Condition Intracranial Germinoma Key Mechanisms Highly radiosensitive tumor with good prognosis; influenced by radiation therapy field size. Target Population Children and adolescents with pure germinoma. Care Setting Single institution, Kobe University.
Key Highlights
5-, 10-, 15-, 20-, and 30-year overall survival rates are 95.4–100%, 92.3%–100%, 87.9%, 80.6–87.0%, and 61.9%, respectively. 5- and 10-year progression-free survival rates are 78.0–91.0% and 74–96.7%, respectively. Whole ventricular irradiation (WVI) is the current standard for treatment. Guideline-Based Recommendations
Diagnosis
Diagnosis established via biopsy, CSF cytology, MR imaging, and tumor marker analysis. Management
Treatment includes chemotherapy (CARE or ICE) and radiotherapy (WVI, IFRT, ELRT). Monitoring & Follow-up
Regular outpatient visits and medical record reviews to assess OS, PFS, recurrence, and late RT effects. Risks
Recurrence outside the irradiation field and late complications such as secondary tumors and cerebral infarction. Patient & Prescribing Data
56 patients with pure germinoma treated at Kobe University.
Treatment response classified as complete response (CR) or non-CR based on imaging.
Clinical Best Practices
Utilize whole ventricular irradiation to minimize recurrence risk. Regularly assess tumor markers (AFP, HCG) and imaging for monitoring. Related Resources & Content
