Lower Extremity Landmarks
Lower Extremity Landmarks DERMATOMES MYOTOMES OSTEOTOMES SCIATIC NERVE Inferior division of lumbar L4, L5 and sacral S1, S2, S3 nerves. Emerges from the greater sciatic foramen. Lies below the piriformis…
Upper Extremity Landmarks
Upper Extremity Landmarks DERMATOMES MYOTOMES OSTEOTOMES BRACHIAL PLEXUS BLOCK Formed from anterior primary rami of C5-T1. 5 roots, 3 trunks, 3 cords, 5 nerves. 3 trunks: upper (C5, C6), middle…
