Differential diagnosis of RCVS
| Pathology | Difference with RCVS |
|---|---|
| Cluster headache | Episodic |
| SAH aneurysmal | Findings of ruptured aneurysm |
| Primary angiitis of the CNS | No thunderclap headache Ischemic infarctions Abnormal CSF |
ARF: Conceptualization, Investigation, Writing—original draft, Writing—review & editing. LRS: Investigation, Writing—original draft, Writing—review & editing. NMG: Validation, Writing—review & editing.
The authors declare that they have no conflicts of interest.
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© The Author(s) 2023.