Management of chronic subdural hematomas in chu-jra: mono-institutional experience of 102 cases

Introduction: Chronic subdural hematomas are collections of old blood between the dural and arachnoid. It is a benign disease, late evolution of head injury and the treatment is surgical in most cases. Objectives: To evaluate the therapeutic results in chronic subdural hematomas, neurosurgery department of CHU-JRA. Methods: It was a retrospective monocentric study of 102 cases of chronic subdural hematomas treated in the neurosurgery department of CHU-JRA Antananarivo Madagascar during 5 years. Results: In our series, this pathology mainly concerned subjects over 50 years (73.82%), with a clear male predominance with a ratio of 6.8 / 1. The majority of patients had risk factors including alcoholism (25.46%), cortico-subcortical atrophy (12.74%) and 11.76% of repeated falls with a free interval about 4 weeks. Symptoms are dominated by headache (47.05%) and a deficit in the hemi corporeal deficit (44.11%). The brain tomography make the diagnosis, the topography is left in 52.95% and bilateral in 17.64% cases. The treatment was immediately surgical in 95.09%, using a trephine (31.37%) and placement of a subdural drain in 90.84% of the cases. Conclusion: All notion of head injury and late onset of neurological signs, thought of a chronic subdural hematoma.