To study the causes of organized chronic subdural hematoma (CSDH) and the evolution and the experience of the surgical treatment and prognostic factors.

A retrospective study clinical analysis of 9 cases in the First Bethune Hospital of Jilin University from June 2006 to June 2016 of CSDH by the clinical imaging findings, surgical methods and postoperative curative effect.

One patient’s family members require conservative treatment, the remaining 8 patients underwent craniotomy hematoma removal, of which 1 case without resection of the visceral layer of coated subdural hematoma in postoperative recurrence within 7 d, again craniotomy treatment, complete resection of the visceral layer of diolame, postoperative oxygen saturation decreased, heart rate increase, the family gave up treatment, 7 cases of complete resection and wall coated layer of dirty layer recovery is good, and no recurrence epilepsy hematoma occurred.

Craniotomy treatment of CSDH in the patients with organized CSDH, complete resection of the wall layer and the dirty layer of the diolame, grasp the main points of the operation, the correct prevention and treatment of postoperative complications.