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thyroxine in urine

Indications: - evaluation of hypothyroidism in nephrotic syndrome Clinical significance: - nephrotic syndrome may result in excessive urine thyroxine with subsequent hypothyroidism in patients on thyroxine- replacement therapy [1] Notes: - no corresponding Loinc

General

thyroxine [T4] (total) in body fluid urine chemistry test

References

  1. Rabin AS, Hamnvik OP, Robinson ES, Miller AL, Loscalzo J. CLINICAL PROBLEM-SOLVING. Springing a Leak. N Engl J Med 2015; 373:1362-1367. October 1, 2015 PMID: 26422727 http://www.nejm.org/doi/full/10.1056/NEJMcps1401950