At-Home Paracentesis for Cancer-Related Malignant Ascites (Paracentesis)

Inclusion Criteria: * Participants aged ≥ 18 years * Able to speak and understand English. * Has completed an initial clinic-based paracentesis procedure. * Confirmed diagnosis of cancer. * Symptoms related to ascites requiring procedure in the opinion of the investigator. * Eligible to receive an ultrasound-guided paracentesis procedure at home in the opinion of the investigator. * If applicable, participant is able to safely hold anticoagulant therapy per institutional standards prior to the procedure in the opinion of the investigator. * For participants of child-bearing potential, participant is following standard of care guidelines for contraception. * Able to provide informed consent and willing to sign an approved consent form that conforms to federal and institutional guidelines. Exclusion Criteria: * Rapidly deteriorating condition or suspected bowel obstruction. * Large ventral hernias or prior complications from paracentesis. * Need for concurrent procedures requiring hospital resources. * Known lack of safe environment or inability to obtain sterile conditions at home. * Any condition that would, in the Investigator's judgment, contraindicate the participant's participation in the procedure or clinical study due to safety concerns or compliance with clinical study procedures. For example, * Medical, psychiatric, cognitive, or other conditions that may compromise the participant's ability to understand the participant information, give informed consent, comply with the study protocol or complete the study.