Table 4

Synopsis of patients of the present series which were finally treated by a changed treatment protocol

PatientAge (y)SexPreop neurol grade4-150Preop CT scan:Number of subdural tappingsNumber of subdural tappings with up to 10 ml haematoma effluxReason to change the treatment protocolFinal treatment
Thickness of CSDH (cm)Septation visible
161M21.0No10Acute subdural bleeding with deterioration of neurological gradeCraniotomy, evacuation of acute bleeding and of CSDH
270F23.0No10Acute subdural bleeding with deterioration of neurological gradeCraniotomy, evacuation of acute bleeding and of CSDH
374M22.5Yes103Subdural empyemaCraniotomy, evacuation of CSDH and of empyema, continuous catheter drainage
464M33.5Yes63Subdural empyemaCraniotomy, evacuation of CSDH and of empyema, continuous catheter drainage
566M42.5No10Poor preoperative neurological grade, no improvement of neurological gradeBurr hole trephination and continuous catheter drainage
663F22.0Yes43Insufficient evacuation of CSDH, no improvement of neurological gradeCraniotomy, evacuation of CSDH, partial membranectomy
764M22.5Yes33Insufficient evacuation of CSDH, no improvement of neurological gradeBurr hole trephination and continuous catheter drainage
847F22.5Yes43Insufficient evacuation of CSDH, no improvement of neurological gradeCraniotomy, partial membranectomy, continuous catheter drainage
94-151 83M23.0Yes83Insufficient evacuation of CSDH, no improvement of neurological gradeCraniotomy, evacuation of CSDH, continuous catheter drainage
1072M22.5Yes20Insufficient evacuation of CSDH, seizure after subdural tappingBurr hole trephination and continuous catheter drainage
1175M23.0Yes84Insufficient evacuation of CSDH, no improvement of neurological gradeBurr hole trephination and continuous catheter drainage
  • 4-150 According to the grading system by Markwalderet al 19

  • 4-151 See also figure 3

  • CSDH=chronic subdural haematoma.