Transforming Growth Factor Beta Receptor 2 (exon 5, R460C)
Order Code: TGFBR2
Order Form: Molecular Genetics General Consult Requisition
Specimen:
Whole Blood
Collection Medium:
Lavender top tube 3 mL (EDTA)
Minimum:
Adults - 3 mL whole blood in lavender top tube (EDTA) Children - 2 mL whole blood in lavender top tube (EDTA) Testing on smaller volumes than those requested will be attempted. However, in some cases, small blood volumes may compromise the ability to perform testing. Testing requires a dedicated collection tube.
Testing Schedule:
Weekly
Analytic Time:
21 days
Reference Range:
Normal
Comments:
Testing requires a dedicated collection tube. Only the exon 5, R460C variant is detected.
Methodology:
Sequencing
Sample Processing:
Lavender tube is sent as whole blood, no processing necessary.
Sample Storage:
Room temperature for up to 24 hours, then refrigerate the whole blood if it is necessary to be held overnight, or weekends, or holidays.
Transport Instructions:
Place specimen into styrofoam container, seal container.
DO NOT FREEZE, protect specimen by wrapping in bubble-wrap or toweling.
Recommend express mail or equivalent if not on courier service.
Ship at ambient temperature.
CPT Code:
83890, 83898, 83904, 83912 If paraffin block or fresh tissue is submitted, remove CPT code 83890 and add 83907.