Published in OBGYN and Reproduction Week, August 28th, 2006
"The objective of this study was to assess discomfort or pain in patients undergoing hysterosalpingography using three different techniques. Eighty-nine patients were randomly assigned to one of three groups. In group 1, 30 patients underwent the technique performed with a metal cannula without anesthetic; in group 2, 29 patients underwent the technique performed with a metal cannula with previous paracervical anesthetic block; in group 3, 30 patients submitted to the procedure performed with a flexible balloon catheter,"...
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