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Neurology

Multiple Sclerosis — Acute Relapse

Define relapse, exclude pseudo-relapse, IV/oral methylprednisolone, plasma exchange in refractory, disease-modifying therapy review.

Source: ABN 2024; NICE NG220

Step 1 of ~4
info

Define Relapse

New/worsening neurological symptom lasting ≥24h, ≥30 days from previous relapse, in the absence of fever/infection/exhaustion (which can unmask old deficit — pseudo-relapse). Exclude UTI, viral illness, hyperthermia (Uhthoff's phenomenon).

Related

Curated clinical cross-links plus same-class fallbacks.

Decision support only. Always apply local guidelines and clinical judgement.