In the female pelvis, you can find free fluid in the Pouch of Douglas (Rectouterine Pouch).


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In the female pelvis, you can find free fluid in the Pouch of Douglas (Rectouterine Pouch).
In the male pelvis, you can find free fluid in the rectovesical pouch/space.
Evaluating for free fluid is a common abdominal ultrasound application. We will go over the most common locations to detect free fluid using abdominal ultrasound.
Using these techniques, you’ll be able to diagnose ascites and hemoperitoneum in trauma patients. Keep in mind that blood will look more echogenic as hemoperitoneum progresses and begins to coagulate.