Most common causes of thunderclap headache: |
Subarachnoid hemorrhage |
Reversible cerebral vasoconstriction syndromes (RCVS) |
Conditions that less commonly cause thunderclap headache: |
Cerebral infection (eg, meningitis, acute complicated sinusitis) |
Cerebral venous thrombosis |
Cervical artery dissection |
Spontaneous intracranial hypotension |
Acute hypertensive crisis |
Posterior reversible leukoencephalopathy syndrome (PRES) |
Intracerebral hemorrhage |
Ischemic stroke |
Conditions that uncommonly or rarely cause thunderclap headache: |
Pituitary apoplexy |
Colloid cyst of the third ventricle |
Aortic arch dissection |
Aqueductal stenosis |
Brain tumor |
Giant cell arteritis |
Pheochromocytoma |
Pneumocephalus |
Retroclival hematoma |
Spinal epidural hematoma |
Varicella zoster virus vasculopathy |
Vogt-Koyanagi-Harada syndrome |
Disputed causes of thunderclap headache: |
Sentinel headache (unruptured intracranial aneurysm)* |
Primary thunderclap headache¶ |
Do you want to add Medilib to your home screen?