Peer Reviewed Clinical Flowchart Headache and migraine An approach to the diagnostic work up for aneurysmal subarachnoid haemorrhage as a cause of thunderclap headache Shuli Cheng, Richard Stark Full text: PDF Copied to clipboard Published in Thunderclap headache: when the risk of doing nothing is too high We recommend that this flowchart be read in context of the article in which it was published. To access the article, click the link above. Get full access Subscribe for full access to all articles Already a subscriber? Login here. Advertisement Advertisement Advertisement