EurekAlert! -- FAIRFAX, Va.—Catheter-directed therapy or catheter-directed thrombolysis—an interventional radiology treatment that uses targeted image-guided drug delivery with specially designed catheters to dissolve dangerous blood clots in the lungs—saves lives and should be considered a first-line treatment option for massive pulmonary embolism, note researchers in the November Journal of Vascular and Interventional Radiology.
