Test Code RH RH FACTOR
Methodology
Tube Testing or Gel
This test is performed to determine the Rh type of the patient’s RBCs. This test may be performed on expectant mothers, and is included as part of TS “Type and Screen, Blood” and ABO/RH “ABO and Rh Type, Blood.”
Specimen Requirements
Submit only 1 of the following specimens:
Preferred:
Pink-Top Tube
Container/Tube: Pink-top (EDTA) “crossmatch” tube(s)-Plain, red-top tube or serum gel tube is not acceptable.
Specimen Volume: 6 mL to 7 mL (minimum volume: 4 mL) of whole blood
Collection Instructions: Forward promptly in original tube(s).
Alternate:
Lavender-Top Tube
Container/Tube: Lavender-top (EDTA) tube(s)-Plain, red-top tube or serum gel tube is not acceptable.
Specimen Volume: 6 mL to 7 mL (minimum volume: 4 mL) of whole blood
Collection Instructions: Forward promptly in original tube(s).
Day(s) Test Set Up
Monday through Sunday
Reference Values
Positive or negative
Performing Laboratory
Logan Health Medical Center Laboratory
Test Classification and CPT Coding
86901
Specimen Transport Temperature
Refrigerate