Publications by authors named "Derek Fimmen"

Purpose: To determine the safety and efficacy of conversion of non-tunneled (temporary) catheters to tunneled catheters in hemodialysis patients.

Methods: A retrospective review of 112 consecutive conversions in 111 patients was performed over a period of 4 years. Fourteen patients were lost to follow-up.

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Objective: We used pullback pressure measurements to identify venous stenoses persisting after angioplasty of failing hemodialysis grafts.

Materials And Methods: Fifty angioplasty procedures were performed in 32 patients with elevated venous pressures at dialysis. Grafts were initially evaluated on digital subtraction angiography, and all stenoses measuring greater than 50% on angiography underwent angioplasty.

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