Inclusion Criteria:  Subjects presenting with claudication or CLI by Rutherford Clinical Category 2, 3, 4, 5, or 6 of the target limbs Subject is a suitable candidate for angiography and endovascular intervention per the latest clinical guidelines Patient is scheduled to undergo treatment with Shockwave Intravascular Lithotripsy (IVL) technology followed by standard of care treatment with DCB, BMS, DES at the physician's discretion.  Angiographic Inclusion Criteria  Target lesion that is located in a native, de novo common femoral artery Target lesion reference vessel diameter is between 4.0mm and 7.0mm by visual estimate. Target lesion is ≥70% stenosis by investigator via visual estimate. Target lesion length is ≤50mm for lesions 70-99% stenosed. Target lesion can be all or part of the 50mm treated zone. Chronic total occlusion, lesion length is ≤50mm of the total ≤50 mm target lesion. Patient has open profunda femoris artery for the target leg, defined as no stenosis >50%. Calcification is at least moderate defined as presence of fluoroscopic evidence of calcification: 1) on parallel sides of the vessel and 2) extending > 50% the length of the lesion if lesion is ≥50mm in length; or extending for minimum of 20mm if lesion is <50mm in length.  Exclusion Criteria:  Subjects with any medical condition that would make him/her an inappropriate candidate for treatment with Shockwave Medical Peripheral Lithoplasty® System as per Instructions for Use (IFU) or investigator's opinion. Subject is already enrolled in other investigational (interventional) studies that would interfere with study endpoints. Cognitive impairment as documented in medical records Not speaking English or Spanish Currently a prisoner Pregnancy or nursing Estimated survival less than 12 months at the time of screening Prior history of CFA endarterectomy