Cystic Cerebellar Schwannoma: Case Report

Neurosurgery ◽  
1991 ◽  
Vol 29 (2) ◽  
pp. 296-300 ◽  
Author(s):  
H.D. Tran-Dinh ◽  
Y.S. Soo ◽  
P. O'Neil ◽  
R. Chaseling

Abstract We report a case of cerebellar schwannoma in a 64-year-old woman. The tumor was defined on computed tomographic and magnetic resonance imaging scans and confirmed on surgery. The solid part of the tumor appeared to be derived from the inferior vermis of the cerebellum, the cystic part extending toward the medulla oblongata and the foramen magnum. The problem of preoperative diagnosis based on magnetic resonance imaging findings is discussed.

2014 ◽  
Vol 38 (2) ◽  
pp. 212-214 ◽  
Author(s):  
Mehmet Beyazal ◽  
Necip Pirinççi ◽  
Alpaslan Yavuz ◽  
Sercan Özkaçmaz ◽  
Gülay Bulut

2016 ◽  
Vol 38 (01) ◽  
pp. 056-059
Author(s):  
Carlos Pereira

AbstractThe Kernohan-Woltman notch phenomenon is a paradoxical neurological manifestation consisting of a motor deficit ipsilateral to a primary brain injury. It has been observed in patients with brain tumors and with supratentorial hematomas. It is considered a false localizing neurological sign. Magnetic resonance imaging (MRI) scan has been the test of choice. The recognition of this phenomenon is important to prevent a surgical procedure on the opposite side of the lesion. The present case report describes a case of chronic subdural hematoma with a probable finding of the Kernohan-Woltman phenomenon, and it discusses its pathophysiology, imaging findings, treatment, and prognosis.


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