title: [Variants in the onset and development of the clinical manifestations of brain tumors].
abstract: A retrospective analysis of clinical manifestations of verified brain tumors in 1542 patients showed that the onset of the disease was acute in 5.8%, subacute in 12.3% and gradual in 81.9% while its further course was progressing in 60.5%, progression in 26.9%, remittent in 10.4% and even relatively stable in 2.2%. In 70.4% of the cases the brain tumor developed according to the classic "blastomatous" variant while in the remaining cases it developed atypically, i. e., as an inflammatory (13.1%) or vascular (10.7%) cerebral process, epilepsy (3.3%) or the syndrome of intracranial hypertension without focal symptoms (2.5%). or the syndrome of intracranial hypertension without focal symptoms (2.5%).
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001932:Brain Neoplasms / Q000150:complications / Q000175:diagnosis* / Q000473:pathology / Q000556:secondary; D002561:Cerebrovascular Disorders / Q000175:diagnosis; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D004660:Encephalitis / Q000175:diagnosis; D004827:Epilepsy / Q000209:etiology; D005260:Female; D006801:Humans; D007427:Intracranial Pressure; D008297:Male; D008875:Middle Aged; D012189:Retrospective Studies
vernacular_title: Varianty debiuta i razvitiia klinicheskikh proiavleniĭ opukholi golovnogo mozga.