A patient with ascites comes to your clinic for paracentesis and you decide to use a midline approach to drain the fluid.Which of these structures is not pierced in this approach
High-Yield Explanation
Transversus abdominis is not pierced when paracentesis is performed using the midline approach Layers of abdomen if pierced in the midline approach (from superficial to deep) *Skin *Superficial fascia *linea alba *transveralis fascia *Extraperitoneal fat *parietal peritoneum There are no muscles pierced in the midline approach ***layers of abdomen if pierced in the *Skin *Superficial fascia *External oblique *internal oblique *transversus abdominis *transversalis fascia *Extraperitoneal fat *parietal peritoneum CLINICAL NOTE:Rectus abdominis results from a seperation of the two rectum abdominis muscles with an intact linea alba