Comparison between 20G and 22G needle for second trimester amniocentesis in terms of technical aspects and short-term complications.

Abstract

OBJECTIVE To compare short-term complications of amniocentesis using 20G versus 22G needle. METHODS A total of 200 women referred for mid-trimester amniocentesis were randomized to a 20G (Group I, n = 100) or 22G amniocentesis needle (Group II, n = 100). The primary outcome was intrauterine bleeding at needle insertion. The operator reported technical… (More)
DOI: 10.1002/pd.2283

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