Background The knack manoeuvre or counterbracing refers to the pelvic floor muscles (PFM) contraction against intra-abdominal increased pressures. This manoeuvre seems to be effective in the ...

Case #1: A 5-year-old boy with abdominal pain was brought to the ED by his parents. The pain had been present for 12 hours, and the child had vomited once. There was no fever or diarrhea. Tenderness ...

Amniocentesis describes the extraction of amniotic fluid through the abdominal wall (i.e., through a transabdominal approach with ultrasound guidance). This procedure is performed by a trained ...