NEET PG-Brown sequard syndrome-Physiology
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Introduction:
→ Etiology: HEMISECTION of spinal cord
→ Features: Ipsilateral (Same side) & Contralateral (Opposite side) to Dorsal & Antero-Lateral Column.
→ NOTE: Dorsal column - IPSILATERAL ONLY in SPINAL CORD; Crosses to OPPOSITE SIDE @MEDULLA
→ 2 pathways - Tractus Cuneatus (From Upper Limb) & Tractus Gracilis (From Lower Limb)
Clinical Presentation - Ex. Lesion on left side of spinal cord
IPSILATERAL to Dorsal Column-Left side loss of Proprioception, Touch & Vibration.
CONTRALATERAL to Antero-Lateral Column-Right side loss of Pain & Temperature