Anaesthesia of choice for manual removal of placenta
A i.e. GA Obstetric Anesthesia N20 can be given in Early pregnancy Anesthesia is dangerous in all three trimesters but comparatively 2" trimester is safestQ. Supine Hypotensive Syndrome : In late pregnancy (IIIrd Trim) circulatory depression occurs due to diminished venous return because of pressure of gravid uterus over inferior venacava in supine position.Q Best uterine relaxant is halothane, so uterine tetanic contractions are most rapidly treated by halothane.Q M.C. cause of death during G.A. in obstetrics is Mendelson's syndromeQ i.e. Aspiration of gastric content during anesthesia. On X-Ray, butterfly motteling in hilar area is seen. This is prevented by: - Empty stomach and H2 blockers - Esophageal Intubation - Secillik's maneuver i.e. backward pressure on cailage.Q Contraindications - Gallimanie is C/I as it crosses placenta. - Morphine is C/I until delivery as it causes respiratory depression in mother and baby. For respiratory depression of morphine or pathidine. Naloxane 0.01 mg/Kg is given through umbilical vein.
GA
Spinal
Epidural
Para Cervical