Itâs easy to rupture the small blood vessels in your nose, especially when itâs dry out. A deviated septum, or a shifted wall in your nose, is a common cause of both symptoms. Along with headaches and nosebleeds, a deviated septum can cause blockage in one or both nostrils, facial pain, and noisy breathing during sleep.
Tumescent anesthesia is when the surgeon injects fluid containing lidocaine (which is like the medication you get injected at the dentist) and epinephrine (which is like adrenaline) which helps constrict the blood vessels.
Definition. Amniocentesis is a procedure used to diagnose fetal defects in the early second trimester of pregnancy. A sample of the amniotic fluid, which surrounds a fetus in the womb, is collected through a pregnant woman's abdomen using a needle and syringe. procedure in which a small sample of amniotic fluid is drawn out of the uterus through a needle inserted in the abdomen and is then analyzed to detect genetic abnormalities in the fetus or to determine the sex of the fetus.