The extravascular use of angiographic techniques may allow drainage of spaces and structures when additional surgery is undesirable or not feasible. Three cases illustrate the use of these techniques in the management of problems in the genitourinary, biliary, and gastrointestinal tracts.
Bolich PR, Crummy AB. Extravascular Use of Angiographic Techniques to Establish Drainage. JAMA. 1974;227(6):655-656. doi:10.1001/jama.1974.03230190047014