Chronic Limb Ischemia Part 2
Percutaneous Transluminal Angioplasty
Percutaneous Transluminal Angioplasty (PTA)
The efficacy and safety of endovascular procedures has improved steadily over the years
Transatlantic Inter-Society Concensus Document (TASC)
from 14 different societies across medicine, vascular surgery, etc to better describe vascular lesions
PTA is typically indicated for TASC A and B lesions in the setting of:
rest pain, ulceration, lifestyle limiting
Aorto-iliac TASC A and B
General Steps
-access
-angiogram
-get across lesion
-angioplasty w/ or w/o stent
Stent -> Elastic recoil, dissection, stenosis
Stent to artery ratio of 1.4
Be careful stenting across joints as it can fracture
-completion angio
-access site closure
Femoro-popliteal TASC A and B
from e-ultrasonography.org