--- [log in to unmask] wrote: I confer with above scanning of IMA; however, I highly recommend also obtaining velocities in subclavian arteries, bilaterally.If these are stenotic and then used for bypass, patient may still experience chest pain after surgery or during exercise. Kellee Scott UVM-Vascular lab --- end of quoted material --- Tina Nack wrote: 2. It is important to rule out significant disease in the ipsilateral Subclavian artery (bilats SBP's images, of proximal segments of sub arteries where possible with duplex). --- end of quoted material --- I am a bit concerned about our abililty to rule out subclavian disease by duplex alone. Do you think bilateral brachial pressures should also be a must for IMA evaluation? Joe Zaweski DHMC