Therapeutic Applications of Angiography

THERAPEUTIC angiography is the field of radiology that employs methods that were formerly used for diagnosis but have been improved or modified to serve as therapeutic measures. For example, the angiographic catheter used to confirm the diagnosis of a suspected liver or kidney lesion may also become the vehicle for selective delivery of vasoactive drugs, chemotherapeutic agents, or embolizing materials, or it may be modified to become a double-lumen balloon catheter for dilatation in a patient with symptomatic arterial narrowing. Angiographic procedures and their applications may be divided into the following groups: procedures used to reduce regional blood flow, procedures . . .