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Timing of Laboratory Test Results: Event Start Date

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

This test records when your lab results were first processed or recorded in the system, not the actual lab measurements themselves.

Quick summary

["This date helps track when your results were initially documented for your medical records."]

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

Key facts at a glance

LOINC
95895-9
Short code
Event start date
Synonyms
Event start date
Category
chemistry
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

This test does not measure a biological substance or chemical in your body. Instead, it captures the timestamp when your lab results were first entered into the healthcare system’s database. This is often used for administrative tracking, billing, or follow-up scheduling purposes.

Why It Might Be Ordered

Your healthcare provider may request this information to ensure proper documentation of when lab results were received, especially in cases requiring urgent follow-up or when coordinating care across multiple providers.

Common Uses in Healthcare

While not a diagnostic test, this date can be critical for tracking the timeline of test results, particularly in complex cases where delays in reporting may need to be documented for medical or insurance purposes.

What to Expect Before the Test

You will not need to prepare for this test—it involves no blood draw, urine collection, or other specimen. Your provider or lab staff will simply note the timestamp when results are first processed.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Frequently asked questions

Why might my doctor ask for this?
Your doctor may request this to verify the accuracy of result timelines, especially if there are delays in reporting or if results are part of a multi-step diagnostic process.
Does this test affect my treatment?
No, this test does not influence your treatment plan. It is purely for tracking administrative details related to your lab results.
What if I miss this test?
If you have concerns about missing this administrative tracking, discuss it with your healthcare provider—they can clarify its role in your care plan.
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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