Many disorders can closely mimic SLE, including Sjögren disease, MCTD, drug-induced lupus, viral infections, adult-onset Still disease, ANCA-associated vasculitis, sarcoidosis, tuberculosis, infective endocarditis, and fibromyalgia.
🧠 MCA vs ACA vs PCA — Localise the Stroke. The 5-Second Localisation Rule ➊ Face + Arm weak + Aphasia → MCA ➋ Leg weak + Behavioural change → ACA ➌ Vision loss only + Hallucinations → PCA.