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Calciphylaxis: early recognition and management

S M Roe1, L D Graham, W B Brock

  • 1Department of Surgery, University of Tennessee, College of Medicine-Chattanooga Unit 37403.

The American Surgeon
|February 1, 1994
PubMed
Summary
This summary is machine-generated.

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Calciphylaxis, a rare condition in chronic renal failure patients, causes painful skin necrosis. Early parathyroidectomy may improve outcomes, but prognosis remains poor, highlighting the need for prompt diagnosis and treatment.

Area of Science:

  • Nephrology
  • Dermatology
  • Pathology

Background:

  • Calciphylaxis is a rare, severe condition characterized by disseminated calcification in patients with chronic renal failure and secondary hyperparathyroidism.
  • It leads to soft tissue calcification, vascular medial calcinosis, and ischemic tissue necrosis, presenting as painful lesions that progress to necrosis and non-healing ulcers.

Observation:

  • A retrospective review examined seven calciphylaxis patients (aged 24-69) treated over four years.
  • All patients underwent parathyroidectomy, with a mean delay of 8 weeks from symptom onset.
  • Lesion severity at parathyroidectomy correlated with clinical outcomes, while lesion location and post-operative calcium/phosphorus levels did not.

Findings:

  • Four out of seven patients died, primarily from wound sepsis.

Related Experiment Videos

  • Two of the three survivors experienced primary healing of soft tissue lesions.
  • One survivor required amputation and wound excision for healing.

    • Implications:

    • While phosphate binders, parathyroidectomy, and avoiding triggers like Vitamin D are standard treatments, a definitive cure for calciphylaxis is lacking.
    • The prognosis for calciphylaxis patients is poor, even with delayed surgical intervention.
    • Earlier recognition and timely parathyroidectomy are crucial for potentially mitigating symptoms and slowing disease progression.