Table 1

Clinical data and histology of Medullomyoblastoma

Case No.
Age#/Sex
Presentation
Duration of symptoms (days)
Imaging (CT/MRI)
Histopathological features

1
28 y/M
Headache, vomiting, ataxic gait
14
Posterior fossa SOL
Predominant areas of PNE cells, nodules of cells showing smooth muscle differentiation, cartilaginous islands
2
6 mon/F
Vomiting, altered sensorium
15
Posterior fossa SOL, hydrocephalus
Predominant areas of PNE cells, RMB areas present, focal cartilaginous and epithelial differentiation
3
4 y/M
Recurrent headache, vomiting
20
Posterior fossa contrast enhancing SOL
Co-dominant RMB and PNE areas, many strap cells present
4
3 y/M
Headache, vomiting, altered sensorium
20
Posterior fossa SOL
Predominant areas of PNE cells, RMB areas present with strap cells
5
4 y/M
Persistant vomiting
60
Posterior fossa SOL, hydrocephalus
Predominant areas of PNE cells, RMB areas with strap cells present
6
8 y/M
Headache, vomiting, vertigo
60
Posterior fossa SOL
Predominant areas comprise of larger atypical cells with vesicular nuclei and moderate amount of cytoplasm, no typical strap cells present, rest of the areas show PNE cells
7
4 y/M
Vomiting, altered sensorium
30
Posterior fossa SOL
Predominant areas of PNE cells, RMB areas show strap cells

PNE – Primitive neuroectodermal; RMB – Rhabdomyoblastic; SOL – Space occupying lesion; Age# y – years & mon-months

Sachdeva et al. Diagnostic Pathology 2008 3:18   doi:10.1186/1746-1596-3-18