Unrelated kidney donor study shows age and obesity increase complications

Patients who have received a new kidney are significantly more likely to develop transplant renal artery stenosis (TRAS) - the most common post-transplant vascular complication - if they are obese or over 50. Researchers studied 360 recipients who had received kidneys from unrelated donors to discover what factors increased the risk of TRAS, where the renal arteries narrow, impeding blood flow to the kidney.

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