The vertebral vein system and a superior vena caval obstruction.
D000768:Anesthesia, General; D004487:Edema / Q000209:etiology; D006221:Halothane / Q000494:pharmacology; D006801:Humans; D007001:Hypogastric Plexus; D008297:Male; D008875:Middle Aged; D010424:Pentobarbital / Q000494:pharmacology; D011467:Prostate / Q000098:blood supply; D011468:Prostatectomy; D011469:Prostatic Diseases / Q000601:surgery; D013902:Radiography, Thoracic; D013390:Succinylcholine / Q000494:pharmacology; D014652:Vascular Diseases; D014680:Veins; D014683:Vena Cava, Superior
D010424:Pentobarbital; D013390:Succinylcholine; D006221:Halothane