急性脑内血肿是指脑实质内的血肿,可发生在脑组织的任何部位,好发于额叶及颞叶前端,占总数的80%,其次是顶叶和枕叶约占10%左右,其余则分别位于脑深部、脑基底节、脑干及小脑内等处。位于额、颞前份和底部的浅层脑内血肿,往往与脑挫裂伤及硬脑膜下血肿相伴发,临床表现急促。深部血肿,多于脑白质内,系因脑受力变形或剪力作用致使深部血管撕裂出血而致,出血较少、血肿较小时,临床表现亦较缓。血肿较大时,位于脑基底节、丘脑或脑室壁附近的血肿,可向脑室溃破造成脑室内出血,病情重笃,预后不良。
急性脑内血肿是外伤性癫痫(pte)的重要危险因素。
Acute intracerebral hematoma is a significant risk factor for posttraumatic epilepsy (PTE).
结果迟发性颅内血肿、弥漫性脑肿胀、侧裂区脑挫裂伤、脑组织缺血、缺氧等是重型颅脑损伤术中急性脑膨出的主要原因。
Results The main cause of acute encephalocele were delayed intracranial hematomas, acute diffuse brain swelling, cerebral contusion and laceration in Sylvain tissue and ischemic anoxia.
本文介绍4例此类病例,讨论了急性和慢性脑内血肿与脑膜瘤和胶质瘤的鉴别。
This article presented such 4 cases and discussed that acute and chronic intracerebral hematomas were different from meningioma and glioma.
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