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Serum or plasma mass concentration of a specific protein marker (likely related to liver function or metabolic screening)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of a particular protein in your blood, which may help assess liver function or detect metabolic conditions.

Quick summary

["This test helps doctors evaluate liver health or identify metabolic imbalances."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
50719-4
Short code
11DC sp4 p chal SerPl-mCnc
Synonyms
11DC sp4 p chal SerPl-mCnc
Category
hormone
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

What This Test Measures

The test quantifies a specific protein in your serum or plasma. Proteins like this can be involved in liver metabolism, detoxification, or other metabolic pathways. The exact protein may be related to conditions such as liver disease, genetic disorders, or other systemic metabolic issues.

Why It’s Ordered

Your healthcare provider may order this test if you have symptoms like fatigue, jaundice, unexplained weight loss, or if they suspect liver problems, metabolic disorders, or genetic conditions. It can also be part of routine screening or monitoring for chronic conditions.

What to Expect Before the Test

No special preparation is usually needed, but you may be asked to fast for 8–12 hours before the test if it involves a blood draw. Avoid alcohol or certain medications for the same period if instructed. If you’re taking blood thinners or other medications, let your provider know.

During the Test

A healthcare professional will draw blood from a vein in your arm. You may feel a slight pinch, but the process is quick. The blood sample is then sent to a lab for analysis. The results are typically ready within a few days.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Frequently asked questions

How long does it take to get results?
Results are usually available within 2–5 business days, depending on lab processing times. Your healthcare provider will contact you once they are ready.
What does a high or low result mean?
A high result may signal liver problems, metabolic disorders, or other conditions affecting protein metabolism. A low result could indicate genetic disorders, malnutrition, or other systemic issues. Only your doctor can interpret results in the context of your health.
Can I eat or drink before this test?
Check with your provider for specific instructions, but generally, fasting may be required for 8–12 hours before the test if blood is drawn.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy