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Claudication without risk factors: a case of popliteal entrapment syndrome
  1. Saggah Tarek Shalabi1,
  2. Nadia Hussain1,
  3. Haadi Tarek Shalabi2,
  4. M Krishna Lingam1
  1. 1Derby Hospitals NHS Trust, Derby, UK
  2. 2University of Nottingham, Nottingham, UK
  1. Correspondence to Dr Saggah Tarek Shalabi, s.shalabi{at}

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A 54-year-old man presented with claudication in his left calf with a walking distance of 200 m. There was no history of hypertension, hyperlipidaemia, thrombophilia, smoking or any risk factors associated with atherosclerosis.

Doppler scan demonstrated occlusion from the distal superficial femoral artery (SFA) to the proximal popliteal artery. A lower limb MR angiography supported this and showed significant collateralisation (figure 1). He underwent CT angioplasty with immediate symptomatic relief.

Figure 1

MR angiography demonstrating occlusion and significant collateralisation.

The relief was temporary, as 2 months later …

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