SNOOP Mnemonic for Headache Red Flags 🚩 S Systemic symptoms or disease - Fever, weight loss, HIV/cancer N Neurologic symptoms - Altered consciousness, confusion, focal deficits, weakness O Onset - Older Age > 50 O Onset - new, changed or thunderclap - Abrupt, peak intensity at onset or significant change from prior headache presentations P Papilledema, Pulsatile tinnitus, Positional provocation, Precipitated by exercise #SNOOP #Mnemonic #Acronym #RedFlags #Headache #Diagnosis #Neurology