Pudendal nerve block
Pudendal Nerve BlockIt is a peripheral nerve block that provides local anesthesia over S2-4 dermatomes (majority of perineum and inferior quaer of vagina)It does not block the superior bih canal so the mother is able to feel the uterine contractions(Refer: Morgan and Mikhail's Clinical Anaesthesiology, 5th edition, pg no.847)
S1-3
S2-4
S3-5
S4,5
All India exam