Transabdominal chorionic villus sampling: a modified freehand ultrasonographically guided technique.
A simple modification of the technique of transabdominal chorionic villus sampling is described. This technique uses a short piece of extension tubing between the needle hub and aspirating syringe. The advantages of this technique are discussed.
Hill
L M
LM
Department of Obstetrics and Gynecology, Magee-Womens Hospital, University of Pittsburgh, PA.
Laifer
S A
SA
D015193:Chorionic Villi Sampling / Q000295:instrumentation / Q000379:methods*; D005260:Female; D006801:Humans; D011247:Pregnancy; D013594:Syringes; D016216:Ultrasonography, Prenatal