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Protein Profile with Interval Analysis (Serum/Plasma)

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

This test measures the levels of various proteins in your blood over a specified time period to help assess protein balance, kidney function, or other health conditions.

Quick summary

["This test helps track changes in protein levels that may indicate underlying health issues over time."]

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

Key facts at a glance

LOINC
8624-9
Short code
PP Interv
Synonyms
PP Interv
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
ekg
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 evaluates multiple protein components, including albumin, globulins, and other soluble proteins, often analyzed using immunoassay methods. Results may be reported as a qualitative comparison of concentrations over a defined interval (e.g., 24-hour or other timeframe).

Common Uses and Indications

This type of test may be used to monitor conditions affecting protein metabolism, such as kidney disease, liver disorders, or chronic illnesses. It can also help detect abnormalities in protein synthesis or breakdown, especially when monitoring long-term trends in protein levels.

Sample Collection and Preparation

Blood is drawn from a vein in your arm and sent to the lab. The sample is typically processed into serum or plasma and analyzed within a few hours. If an interval is required (e.g., 24-hour), you may need to provide multiple samples at specified times.

How Results Are Interpreted

Results are often presented as a qualitative comparison of protein concentrations over time rather than absolute values. Your healthcare provider will review the trends and compare them to your clinical picture to determine if further action is needed.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Protein Profile Interval

Frequently asked questions

Why might my doctor order this test?
Your doctor may order this test to evaluate protein metabolism, monitor chronic conditions affecting protein levels, or assess kidney or liver function. It can also help detect early signs of protein loss or abnormalities in protein synthesis.
What do abnormal results mean?
Abnormal results may indicate conditions like protein-losing disorders, liver disease, kidney problems, or malnutrition. Your doctor will discuss these findings with you and may recommend additional tests or adjustments to your treatment plan.
How often will I need this test?
The frequency depends on your health condition and treatment plan. Your doctor will determine how often this test should be repeated, whether it’s part of routine monitoring or triggered by specific symptoms or lab findings.
  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