We hope to one day restore vision lost from glaucoma, but that can't presently be done. Existing treatments slow the process for most patients so no meaningful vision loss occurs in their lifetime. There are, however, several potential avenues to a cure.e hope to one day restore vision lost from glaucoma, but that can't presently be done. Existing treatments slow the process for most patients so no meaningful vision loss occurs in their lifetime. There are, however, several potential avenues to a cure.
Paracentesis is a procedure in which a needle or catheter is inserted into the peritoneal cavity to obtain ascitic fluid for diagnostic or therapeutic purposes.Ascitic fluid may be used to help determine the etiology of ascites, as well as to evaluate for infection or presence of cancer.
Definition and Overview. Paracentesis, derived from the Greek word that means âto pierce,â is a procedure that involves puncturing the abdomen to collect peritoneal fluid. This accumulation of fluid in the abdominal area is known as ascites, which can be caused by a variety of reasons, including cancer, injury, infection, cirrhosis, or inflammation.