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Test Code UHSD Hemosiderin, Random, Urine

Reporting Name

Hemosiderin, U

Useful For

Detecting hemosiderinuria, secondary to excess hemolysis, as in incompatible blood transfusions, severe acute hemolytic anemia, or hemochromatosis

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type


Specimen Required

Collection Container/Tube: Clean, plastic urine collection container

Submission Container/Tube: Plastic, 60-mL urine bottle

Specimen Volume: 13 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

Specimen Minimum Volume

12 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred)

Reference Values

Hemosiderin: negative (reported as positive or negative)

Hemoglobin (internal specimens only): negative

RBC (internal specimens only): 0-2 rbc/hpf

Day(s) and Time(s) Performed

Monday through Sunday; Continuously

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
UHSD Hemosiderin, U 17783-2


Result ID Test Result Name Result LOINC Value
US_HD Hemosiderin, U 17783-2
HGB7 Hemoglobin 725-2
RBC3 RBC 46419-8

Reject Due To

All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Method Name

Rous Method