Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

COAG CONSULT (PATH)

ORDERING INFORMATION:
Sunquest Test Code:
PATCOB      Geisinger Epic Procedure Code: PATCOB         Geisinger Epic ID: 39230

SPECIMEN COLLECTION
Specimen type:
Plasma, whole blood, AND serum
Preferred collection container:
Alternate Collection Container:
4.5 mL blue top (3.2% sodium citrate) tube
Specimen required:
Five (5) 1 mL aliquots of platelet-free citrated plasma and one (1) 1 mL aliquot of serum and one (1) 1 mL aliquot of EDTA plasma and one (1) lavender-top EDTA whole blood.
Special notes:
Draw three (3) 2.7 mL blue top 3.2% sodium citrate tubes
Draw two (2) 2 mL lavender-top EDTA tubes
Draw one (1) 6 mL red-top non-serum separator tube
Do not draw from heparinized line.
Patient preparation:
Must be off heparin 48 hours prior to testing; must be off Coumadin 2 weeks prior to testing.

SPECIMEN PROCESSING
Specimen processing instructions:
Centrifuge one (1) lavender-top tube and clotted red-top tube for 15 minutes at 2500 x g, and blue-top tubes at appropriate time and speed to produce platelet poor plasma (< 10,000/µL). Remove plasma and re-spin the plasma for 10 minutes at 3500 x g. Remove the supernatant platelet free plasma into three (3) 1 mL aliquots, freeze and transport frozen. 
Transport temperature:
Three (3) aliquots of citrated plasma frozen, one (1) aliquot of serum refrigerated, one aliquot of EDTA plasma frozen, one EDTA lavender whole blood refrigerated.
Specimen stability:
See individual tests. Frozen: -20°C for 30 days, -70°C for 6 months. .
Rejection criteria:
Heparinized or clotted specimens.

TEST DETAILS
CPT code(s):
Varies based on test request; see individual tests for CPT codes.
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Tests vary with diagnosis and history. Consult types are:
1. Bleeding/prolonged APTT and/or PT/INR.
2. Hypercoagulation/thrombosis.
3. Lupus anticoagulant.
4. von Willebrand.
5. DIC.
6. Platelet Dysfunction
7. Microvascular bleeding.
Synonyms:
Bleeding/prolonged APTT and/or PT/INR
Hypercoagulation/thrombosis
von Willebrand
Microvascular Bleeding
Lupus Anticoagulant with Interpretation
Platelet Dysfunction
DIC
Hypercoagulability Consultation
Clinical significance:
Service provided for clinicians to request a pathologist to order and interpret necessary lab tests to rule out a coagulopathy based on a patient's presented clinical history. A written interpretation will be documented in the patient's electronic medical record.
Doctoral Director(s:)
Michelle Grant DO    
Review Date: 04/29/2019

Performing Locations

Geisinger Medical Center

Performing laboratory: Coagulation
Technical Lead: Margaret Knowles-Tuchman
Frequency: 1
Performed stat? No
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*GMC - Geisinger Medical Center; GWV - Geisinger Wyoming Valley Medical Center; GSACH - Geisinger Shamokin Area Community Hospital; GBH - Geisinger Bloomsburg Hospital;
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