Pericardiocentesis.
D001707:Biopsy, Needle / Q000009:adverse effects; D002305:Cardiac Tamponade / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009361:Neoplasm Invasiveness; D010490:Pericardial Effusion / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D010493:Pericarditis / Q000175:diagnosis; D014690:Venous Pressure