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Pap Smear (Cytology) with ThinPrep Sample Preparation

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

This test examines cells collected from your cervix to check for abnormalities, including signs of precancerous changes or cancer.

Quick summary

["A Pap test helps detect early signs of cervical health issues that may need further evaluation."]

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

Key facts at a glance

LOINC
47520-2
Short code
Cytology Spt Doc Cyto
Synonyms
Cytology Spt Doc Cyto
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Ref low
0.8
Ref high
1.2
Critical range
— – 5 N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
cyto-stain
CPT
85610
SNOMED
396252006
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

Why Is This Test Done?

Your healthcare provider may recommend a Pap test to screen for cervical cancer or other abnormalities, especially if you're due for regular check-ups, have symptoms like unusual vaginal discharge or bleeding, or fall into a high-risk group (e.g., older age, history of sexually transmitted infections). It’s also part of routine preventive care for women of certain ages.

What to Expect During the Procedure

The test involves a small, soft brush or spatula being gently inserted into your vagina to collect cells from your cervix. The sample is then prepared into a thin layer on a slide and sent to a lab for analysis. You may feel slight discomfort or cramping, but it usually takes only a few minutes.

Sample Preparation and Testing Process

The collected cells are processed using a ThinPrep system, which preserves and spreads them evenly on a slide. The lab technician examines these cells under a microscope to identify any irregular patterns that might indicate abnormal cell growth.

What the Results Might Mean

Results are typically reported as either negative (no abnormal cells found) or positive for abnormalities (such as low-grade or high-grade changes, or signs of infection). Follow-up testing or treatment may be recommended based on the findings, depending on the severity and your healthcare provider’s guidance.

Reference range

INR: 0.8-1.2 (warfarin: 2.0-3.0)N/A

Specimen: serum

Inform your healthcare provider if you are taking blood thinners. No special preparation required.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Pap Test

Frequently asked questions

What does a Pap test measure?
A Pap test measures the presence and type of cells collected from your cervix. It helps identify abnormalities that could indicate conditions like cervical intraepithelial neoplasia (CIN), human papillomavirus (HPV) infection, or cervical cancer. Early detection allows for timely intervention and better outcomes.
How often should I get a Pap test?
The frequency depends on your age, medical history, and healthcare provider’s recommendations. Typically, women aged 21 to 29 are tested every 3 years, while those aged 30 and older may need testing every 5 years (if co-testing with HPV is done) or annually if there are risk factors or prior abnormal results.
Can I have symptoms before or after a Pap test?
You may experience mild cramping or spotting shortly after the test, but most women do not have noticeable symptoms. If you have heavy bleeding, severe pain, or other concerning symptoms, contact your healthcare provider immediately.
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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