Skip to main content

Table 2 Surgical outcome related to histopathological subtypes of infra-tentorial space brain tumors

From: Infra-tentorial brain tumor subtypes in children and adults—surgical outcome in an ethnic population with a single regional tertiary center

S. no. Histological types No. of patients Post-surgical clinical/radiological outcome
Residual lesion Symptoms of disease progression Recurr. Sev. dis. EFS Mort.
Benign lesions 188 35 10 17 09 165 05
1. Vestibular (CP angle) schwannomas 98 23 05 11 06 85 04
2. Trigeminal Schwannomas 04 02 01 01 0 03 0
3. Meningiomas (grade I, II ) 34 06 0 01 03 30 0
(i) Meningotheliomatous 18 0 0 0 01 17 0
(ii) Fibrous 6 1 0 0 0 06 0
(iii) Ttransitional 3 1 0 0 01 02 0
(iv) Psammomatous 2 0 0 0 0 02 0
(v) Atypical 2 2 0 01 01 00 0
(vi) Angiomatous 1 1 0 0 0 01 0
(vii) Secretory 1 1 0 0 0 01 0
(viii) Microcystic 1 0 0 0 0 01 0
4. Hemangioblastomas 28 04 04 04 0 24 0
5. Dermoids 15 0 0 0 0 15 0
6. Epidermoids 09 0 0 0 0 08 01
Malignant lesions 222 130 35 42 16 106 42
1. Medulloblastomas 72 31 12 14 07 40 22
2. C. astrocytomas (HG) 47 33 01 02 02 15 01
3. Ependymomas 43 18 05 05 04 22 03
4. C. pilocytic astrocyto. 24 15 0 0 0 18 0
5. Brainstem gliomas 16 16 06 09 03 05 07
6. Metastatic lesions 09 06 05 05 0 02 06
7. Pineoblastomas 07 07 03 03 0 04 0
8. Meningiomas (grade III) 04 04 03 04 0 0 03
(i)Anaplastic 03 03 03 03 0 0 03
(ii)Rhabdoid 01 01 0 01 0 0 0
Total Posterior fossa lesion 410 165 45 59 25 271 47
  1. Recurr. recurrence, Sev. Dis. severe disability, EFS event-free survival, Mort. mortality, CP cerebello-pontine, C cerebellar, Astrocyto astrocytomas, HG high grade (III-anaplastic and IV-glioblastoma), Grade I, II, III WHO grades