HIGROMA CISTICO PDF

Descritores: Feto, Linfangioma, Higroma cístico, Ultrassonografia, Imagem por ressonância magnética fetal. Abstract: OBJECTIVE: To evaluate three cases of. Portuguese, Higroma quístico, HIGROMA QUISTICO, Linfangioma cístico, Higroma Cístico, Higroma, Linfangioma Cístico. Spanish, Higroma quístico, higroma. Subdural hygromas refer to the accumulation of fluid in the subdural space. In many cases, it is considered an epiphenomenon of head injury when it is called a .

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Subdural hygromas refer to the accumulation of fluid in the subdural space.

In many cases, it is considered an epiphenomenon of head injury when it is called a traumatic subdural hygroma. Subdural hygromas are encountered in all age-groups but are overall most common in higdoma elderly 7. The demographics will depend on the underlying cause which includes:.

Subdural hygroma | Radiology Reference Article |

The vast majority of patients are asymptomatic. However, some symptoms uncommonly reported include The pathogenesis of subdural hygromas is not entirely understood.

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The most commonly encountered explanation is a tear in the arachnoid layer forming a ball-valve opening allowing CSF one way passage into the subdural space. Although this explanation has the benefit of simplicity, it does not necessarily represent a true description of the underlying mechanisms. It has been proposed that subdural hygromas, at least sometimes, represent prominent subdural effusions in which there is a separation of the dural border cell layer with an accumulation of fluid 7.

Vessels rarely cross through the lesion in contrast-enhanced studies see cortical vein sign 1. The vast majority of patients with subdural hygroma are asymptomatic without radiographic evidence of mass-effect, and thus neurosurgical intervention is rarely required 5. In cases where mass-effect is radiographically demonstrated, it may be neurosurgically evacuated 5.

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Higroma cístico de face com involução após infecção local

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