FERNE Reference Articles: Headache / SAH

Subarachnoid Hemorrhage Diagnosis by Computed Tomography and Lumbar Puncture: Are Fifth Generation CT Scanners Better at Identifying Subarachnoid Hemorrhage?

Clinical Policy: Critical Issues in the Evaluation and Management of Patients Presenting to the Emergency Department With Acute Headache 

Headache With Focal Neurological Signs or Symptoms: A complicated Differential Diagnosis

Evidence-Based Diagnosis of Nontraumatic Headache in the Emergency Department: A Consensus Statement on Four Clinical Scenarios

Sentinel Headache

Sudden Onset Headache: A Prospective Study of Features, Incidence and Causes

Worst Headache and Subarachnoid Hemorrhage: Prospective, Modern Computed Tomography and Spinal Fluid Analysis