- ACASM
Pernicious Anemia Cascade
Specimen:
Test Code
ACASM
Specimen Name
Pernicious Anemia Cascade
Collect
1-SST
Submit
3 mLs (Min 1.6 mLs) serum
Special Handling
Fasting: 12 hours, required, For 12 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7), For 1 week before specimen collection, if medically feasible, patient should not take proton pump inhibitors (omeprazole, lansoprazole, dexlansoprazole, esomeprazole, pantoprazole, and rabeprazole), For at least 2 weeks before specimen collection, patient should not take or receive drugs that interfere with gastrointestinal motility (eg, opioids)
Rejection Criteria
Grossly hemolyzed, lipemic, icteric specimens
Stability
Frozen 30 days
Methodology
Competitive-Binding Immunoenzymatic Assay
Performed
Monday - Saturday
Reported
2-5 days
CPT Codes
- 82607
Components
Includes: Vitamin B12 Assay, If reflexed any of the follwing could be performed Intrinsic Factor Blocking Ab, Gastrin test, Methylmalonic Acid
Additional Information
Patient Preparation: Ask patients if they have received a vitamin B12 injection or radiolabeled vitamin B12 injection within the last 2 weeks. Patient results will not reflect deficiency or malabsorption after recent B12 injection. If patient has received such an injection within the past 2 weeks, this test should not be ordered. https://www.mayocliniclabs.com/-/media/it-mmfiles/Special-Instructions/A/6/3/benign-hematology-test-request-form. Patient Preparation:
1. Fasting: 12 hours, required
2. For 12 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7).
3. For 1 week before specimen collection, if medically feasible, patient should not take proton pump inhibitors (omeprazole, lansoprazole, dexlansoprazole, esomeprazole, pantoprazole, and rabeprazole).
4. For at least 2 weeks before specimen collection, patient should not take or receive drugs that interfere with gastrointestinal motility (eg, opioids).
Disclaimer:
It is preferable to locate tests on the website and not rely on printed test information, which may soon be out of date. Updated test information can only be guaranteed by using this website.
Choose the Right Test
Test Information
How to Label Your Sample
- Label Your Test 1
- Label Your Test 2
- Label Your Test 3
- Label Your Test 4
- Label Your Test 5
Common Test Phrases
- Label Your Test 1
- Label Your Test 2
- Label Your Test 3
- Label Your Test 4
- Label Your Test 5
Common Lab Definitions
- Serum
- Plasma
- STT