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Resolution of Calciphylaxis After Urgent Kidney Transplantation in 3 Patients With End-Stage Kidney Failure
Espen Nordheim1, Dag Olav Dahle1, Ingrid Marie Syse1
1Section of Nephrology, Department of Transplantation Medicine, Oslo University Hospital, Rikshospitalet, Oslo, Norway.
Insights
Urgent kidney transplantation (KTX) offers a promising treatment for calcific uremic arteriolopathy (CUA), a severe complication in kidney failure patients. This study shows successful healing of CUA lesions in three patients following KTX.
Area of Science:
- Nephrology
- Vascular Medicine
- Transplantation Immunology
Background:
- Calcific uremic arteriolopathy (CUA), or calciphylaxis, is a rare, severe complication of kidney failure with limited therapeutic options.
- Kidney transplantation (KTX) can restore renal function, presenting a potential treatment avenue for CUA.
Purpose of the Study:
- To evaluate the efficacy of urgent kidney transplantation (KTX) as a treatment for calcific uremic arteriolopathy (CUA).
Main Methods:
- Retrospective analysis of hospital records from a national transplant center.
- Inclusion of three patients with end-stage renal disease and CUA who underwent urgent KTX.
Main Results:
- All three patients had prior graft loss and developed CUA during stage 5 kidney failure.
- Standard care, including hemodialysis, showed limited improvement; urgent KTX was performed.
- Two patients achieved complete CUA lesion healing within 6 weeks post-KTX; the third patient had complete healing in 4 months.
Conclusions:
- Urgent kidney transplantation (KTX) demonstrates significant potential as an effective treatment for calcific uremic arteriolopathy (CUA) in end-stage renal disease patients.
- KTX offers a viable therapeutic strategy for managing CUA when conventional treatments fail.
Background:
Calcific uremic arteriolopathy (CUA), also referred to as calciphylaxis, is a rare and serious complication of kidney failure with limited treatment options. Kidney transplantation (KTX) restores kidney function and is hence a potential treatment option for CUA. We present 3 patients who had their CUA lesions successfully healed after urgent KTX.
Methods:
Data were retrospectively retrieved from hospital records at our national transplant center.
Results:
All 3 patients had previously been kidney transplanted and had experienced graft loss and were in stage 5 kidney failure when CUA developed. One patient was on warfarin treatment for pulmonary embolism. Skin lesions developed in the lower limbs in all 3 patients. Multidisciplinary care including intensified hemodialysis did not induce any clinically relevant improvement of the lesions. The recipients were enlisted on a clinically urgent waitlist for KTX and received a deceased donor kidney after 2 to 4 weeks. All recipients experienced good graft function. The lesions healed completely within 6 weeks in 2 patients. In the third patient, partial healing occurred after 2 months and complete healing was achieved 4 months after transplantation.
Conclusions:
These cases indicate that urgent KTX may contribute to an efficient treatment for end-stage renal disease patients with CUA.
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