Bern SIH Score Peaks Early Then Fades: Timing Matters for MRI Interpretation in Intracranial Hypotension
In 220 spontaneous intracranial hypotension patients, Bern SIH score peaked at ~4–9 weeks of symptoms (median score 8–7) then fell by >1 year (median score 4). A low score in long-standing disease should not rule out SIH — imaging findings are time-dependent.

