scholarly journals Coexisting arachnoid cyst and tentorial sinus: A therapeutic dilemma

2020 ◽  
Vol 11 ◽  
pp. 280
Author(s):  
Ana S. Ferrigno ◽  
Jose A. Figueroa-Sanchez

A 4-year-old male presented with a large arachnoid cyst over the left temporal region causing displacement of adjacent structures. Cerebral angiography showed dilatation of the tentorial sinus without other apparent vascular alterations. The association of these two anomalies raises a therapeutic dilemma as no information is available about how the variants of the venous system can modify cerebrospinal fluid hydrodynamics and thus affect arachnoid cyst’s prognosis. In this case, the patient was treated conservatively and has remained stable for 2 years.

1984 ◽  
Vol 70 (1-2) ◽  
pp. 21-30 ◽  
Author(s):  
H. Fodstad ◽  
J. A. Love ◽  
J. Ekstedt ◽  
H. Frid�n ◽  
B. Liliequist

2020 ◽  
Vol 11 ◽  
pp. 237
Author(s):  
Lena Mary Houlihan ◽  
Charlie Marks

Background: A clear connection has been established between arachnoid cysts (ACs) and the evolution of idiopathic intracranial hypertension (IIH), a connection, which is presently not well understood. Cerebrospinal fluid (CSF) is an integral element of this condition. Little is known about either the influence of AC on CSF hydrodynamics or the specific nature of CSF, which contributes to the complex pathology of IIH. Case Description: This study aimed to chronicle in detail four patients with previously treated intracranial ACs, who developed persistent IIH. This series and review aims to identify and qualitatively analyze the multiple constituents, which could possibly elucidate the intrinsic relationship between arachnoid cyst-induced IIH and CSF hydrodynamics. A retrospective analysis of the medical records of four patients admitted to the institution’s neurosurgery department during the period of 1994–2013 was completed. This study investigated discernible aspects linking CSF pathophysiology with the development of IIH in AC patients. Four male patients, ranging from 3 to 44 years of age at presentation, had a left-sided arachnoid cyst treated surgically. All four patients subsequently developed IIH. Three patients remain persistently symptomatic. Conclusion: IIH associated with AC is a hydrodynamic disorder. The full discovery of its fluctuant pathophysiology is the only way to identify an effective standard for the management and treatment of this condition.


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