SGEM#140: CT Scans to Rule Out Subarachnoid Hemorrhages In A Non-Academic Setting

Ensaios extraídos do podcast de Dr. Ken Milne

• 2015CT within 6 hours of headache onset to rule out subarachnoid hemorrhage in nonacademic hospitalsImaging & DiagnosticsIn 760 patients with acute headache, a staff-radiologist head CT <6 h after onset missed subarachnoid blood in one case versus lumbar puncture.
• 2015Lumbar Puncture After Normal Head CT in Suspected Subarachnoid HemorrhageImaging & DiagnosticsIn2,248 emergency patients with acute headache and a normal head CT,lumbar puncturefoundan aneurysm in 0.4%, about one vascular lesion per 250 taps
• 2015OSAHImaging & DiagnosticsIn 454 emergency department patients with acute nontraumatic headache, the Ottawa SAH rule identified all subarachnoid haemorrhages against investigation and 7-day follow-up