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Cochin University Hospital – AP-HP · Paris Cité University
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Cochin University Hospital – AP-HP · Paris Cité University
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RI Cochin
Interventional Vascular Radiology

Interventional Radiology · Cochin University Hospital AP-HP

🩸 Vascular · PAD · Renal arteries

Interventional Vascular Radiology

Angioplastie · Stenting · AOMI · Arteries rénales · Thrombolyse · Vascular emergencies

Interventional vascular radiology

Our department performs the full range of interventional vascular radiology procedures, from the lower limbs to the visceral vessels, as a day case or with a short hospital stay.

Peripheral arterial disease of the lower limbs (PAD)

PAD is a common disease caused by atherosclerosis of the lower-limb arteries. It causes pain on walking (intermittent claudication) through to critical ischaemia with rest pain and a risk of amputation.

🔴 Percutaneous angioplasty (PTA)

Balloon dilation of narrowed or blocked lower-limb arteries. Indicated for iliac, superficial femoral, popliteal and below-the-knee (leg artery) lesions.

🔵 Arterial stenting

Placement of a stent to keep the artery open after angioplasty. Covered stents for the femoral arteries, drug-eluting stents to reduce the risk of restenosis.

🟢 Thrombolysis and thrombectomy

Dissolution with thrombolytics (urokinase, rtPA) or mechanical aspiration of arterial clots in acute ischaemia. A limb-salvage technique used in emergencies.

🟠 Drug-coated balloon (DCB)

Paclitaxel-coated balloons for angioplasty of long superficial femoral arteries. Significantly reduces the 1-year restenosis rate compared with a standard balloon.

📊 Indications by stage:
• Stage II (disabling claudication): after failure of vascular rehabilitation
• Stage III/IV (critical ischaemia, rest pain, tissue loss): as an emergency, as an alternative to or in addition to vascular surgery

Renal artery stenosis and occlusion

Renal artery stenosis can cause renovascular hypertension resistant to medical treatment and ischaemic nephropathy with progressive decline in kidney function.

🔮 Renal artery angioplasty

Percutaneous balloon dilation of a renal artery stenosis. Indicated for a haemodynamically significant atheromatous stenosis with renovascular hypertension, or for fibromuscular ostial stenosis.

🔵 Renal stenting

Placement of a stent in the renal artery for atheromatous ostial stenoses (more durable than angioplasty alone). Combined with optimised medical treatment.

ℹ️ Indication for renal revascularisation: the decision is made jointly with the nephrologist and vascular cardiologist. It is reserved for renovascular hypertension resistant to optimal medical treatment and for documented ischaemic nephropathy.

Other vascular procedures

  • Venous recanalisation (iliac/caval venous stenting) for post-thrombotic syndrome — see dedicated page
  • Pelvic vein embolisationsee dedicated page
  • Central venous access (PICC line, Port-a-Cath) — see dedicated page
  • Emergency haemorrhage embolisation (post-partum, digestive, bronchial, renal)
  • Vena cava filters — prevention of pulmonary embolism
  • Interventional lymphography — treatment of chylothorax and chylomas

Multidisciplinary care

All our vascular procedures are performed in conjunction with the vascular cardiology, vascular surgery, nephrology and internal medicine teams at Cochin Hospital.

🚨 Vascular emergencies: acute limb ischaemia, arterial emboli, haemorrhage — contact the interventional radiology suite directly via the Cochin Hospital switchboard · 01 58 41 41 41

✅ Covered by French National Health Insurance · No additional fees · Cochin University Hospital AP-HP