Radiology Made Easy Notes by Dr Navni Garg on Instagram: "Radiological Signs 19: WATERFALL SIGN – Neuro-Behçet Disease 🧠 Describes • A continuous, waterfall-like flow of bright signal on coronal T2/FLAIR MRI sequences. • Extends from the thalamus and/or internal capsule caudally (downwards) to the ipsilateral midbrain→ pons, sometimes reaching the medulla, following a longitudinal distribution. • Represents inflammatory involvement of brainstem parenchyma and adjacent venous structures, a chara