Test Name

Erythrocytes,
Urinalysis

Test Code

376

Unit

Ery/mL

Station

Urinalysis

Synonym Name/Abbreviation

Ery; RBC;  blood;
hemoglobin

CPT Code

81003

Performing Facility

American Medical Labs, Herzliya
Pituah

Analyzer

Roche Miditron-M

Test Method

Combur-10 Urine Stick ( Reflectance photometer;
Semi-quantitative)

AML Preferred Tube

Routine urinalysis leakproof tube or container BD urine
transport tube, or sterile urine cup.

Storage Instructions

Examination of urine with test strips must be performed
within 2 hours of collection.
Transport refrigerated up to 24 h. Protect from light. Do not add
preservatives.

Min. Volume

10 mL

Comments

Results with findings will reflex to a Urine Microscopic
analysis.

Turn-Around-Time

One day.

Intended Use

Hematuria (excretion of erythrocytes in urine) is encountered
in many pathologies.

The test aids in diagnosis of pathologies of kidneys and
urogenital tract: glomerulonephritis, tumour, stones, pyelonephritis, UTI.
Hemoglobinuria and myoglobinuria can be found in severe hemolytic anemia
and intoxications, muscle injuries, severe infectious diseases, burns,
progressive muscle diseases.

Limitations

Results refere to intact erythrocytes. If significant
hemolysis, values may be higher than those given for intact erythrocytes.
Not recommended to perform test to women 3 days before to 3 days after
period.

Patient Preparation

No patient preparation
needed.

Reasons for Rejection

Improper labeling; tubes with boric acid or tartaric acid
(e.g. BD gray-top C&S tube);
Boricon, Bortiex, or Boricult yellow-top C&S tubes; specimen
not refrigerated or preserved; specimen more than 48 hours old when
unpreserved/refrigerated or more than 72 hours old for BD transport
tube.

Adult Reference Ranges

Negative (<5 leu/mL)