If your doctor has recommended a cone biopsy, it is natural to feel uncertain about what it involves and what it means for your health. This procedure is usually advised after abnormal cervical screening results, such as high-grade cell changes, that require closer examination or treatment.
Understanding why the procedure is recommended, what recovery involves, and what to expect during follow-up can help you feel more informed and reassured about your next steps.
What is a cone biopsy and why is it needed?
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Understanding what a cone biopsy involves and why your doctor has recommended it can help clarify the next steps in your treatment.
What is a cone biopsy?
A cone biopsy, also called conisation, is a minor surgical procedure where your gynaecologist removes a small, cone-shaped section of tissue from your cervix – the lower part of your uterus that connects to your vagina.
This allows your doctor to examine the deeper layers of your cervical tissue, which is sent to a laboratory for analysis. The procedure can be done through loop electrosurgical excision procedure (LEEP), cold knife, or laser and is usually performed as an outpatient procedure, meaning you can go home the same day.
Why do I need a cone biopsy?
A cone biopsy serves two important purposes: it helps diagnose abnormal cell changes and can remove precancerous or cancerous cells from your cervix in the same procedure.
Your doctor may recommend a cone biopsy if:
Your cervical screening shows abnormal cells:
A Pap smear has detected cell changes (called cervical dysplasia) that need further investigation or removal
Precancerous cells need to be treated:
Abnormal cells are present that could develop into cervical cancer if left untreated
Early-stage cervical cancer is detected:
You've been diagnosed with stage 0 or stage 1A1 cervical cancer that can be removed through this procedure
In many cases, the cone biopsy removes all the abnormal tissue during diagnosis, which means it acts as both your test and treatment in one step.
Cone biopsy procedure in Singapore
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It's completely normal to feel anxious about what will happen during your cone biopsy. Knowing what to expect at each stage can help ease those concerns and ensure you feel well-prepared on the day of your procedure.
Before the procedure
Your doctor will guide you through the preparation steps to ensure your procedure goes smoothly.
The type of anaesthesia used – local, regional, or general – depends on the complexity and size of the biopsy. Larger procedures like cold knife conisation often require general anaesthesia (where you'll be asleep), while smaller excisions such as LEEP may only need local numbing.
Before your procedure, you'll need to:
Fast for a few hours:
If you're having general anaesthesia, you'll need to stop eating and drinking beforehand
Inform your doctor about medications:
Particularly if you're taking blood thinners, as these may need to be adjusted
Avoid vaginal products and intercourse:
Try not to use tampons or have sexual intercourse in the days leading up to your procedure
These simple steps help ensure your safety and the success of your procedure.
During the procedure
Once you're under anaesthesia, you'll be positioned similarly to a cervical screening, with your feet in stirrups. Your doctor will insert a speculum to hold your vaginal walls open, then use a colposcope (a lighted magnifying instrument) to get a clear view of your cervix and identify the exact area that needs to be removed.
Your doctor will then remove the abnormal tissue along with a small margin of healthy tissue around it, using either LEEP, cold knife, or laser technique. The tissue sample is sent to the laboratory for analysis.
The entire procedure normally takes around 15 to 30 minutes. You won't feel anything during this time, and your medical team will be with you throughout to ensure your comfort and safety.
After the procedure
You'll rest in a recovery room for a few hours while the anaesthesia wears off. During this time, the medical staff will monitor you to ensure you're recovering well before you're ready to go home.
In the days following your procedure, it's normal to experience:
Vaginal spotting or discharge:
This is expected as your cervix heals
Mild cramping:
Similar to period cramps, which can be managed with pain medication
These symptoms are part of the normal healing process and should gradually improve over the coming days. Your doctor will provide you with clear instructions for your recovery at home, and you can reach out to your healthcare team if you have any concerns about your symptoms.
If you're feeling anxious about the procedure or unsure what recovery will be like for you, schedule an appointment with Thomson Medical. Our doctors can walk you through each step, address your specific concerns, and help you feel more prepared for what lies ahead.
Cone biopsy recovery and side effects
Your body needs time to heal after a cone biopsy. Knowing what to expect during recovery can help you feel more confident as you navigate this healing process.
Recovery time and care tips
Most women can return to their normal daily activities within about a week after the procedure.
During your recovery – especially in the first four to six weeks – there are some important guidelines to follow, such as:
What you should do:
Using sanitary pads for any spotting or discharge (for at least 4 weeks)
Resting as needed and take prescribed pain medication for cramping
Following up with your doctor as scheduled
What you should avoid:
Sexual intercourse
Strenuous physical exercise or heavy lifting
Swimming
Douching or using tampons
These precautions help your cervix heal properly and reduce the risk of infection or bleeding. While it may feel like a long time to wait, giving your body this time to recover helps ensure the best outcome.
Possible side effects and risks
While cone biopsy is considered a safe procedure, it's natural to want to know what complications might occur. The good news is that most women recover smoothly without any issues.
The more common side effects include:
Bleeding:
Some bleeding is normal, but let your doctor know if it becomes heavy
Infection:
Watch for signs like fever, unusual discharge, or increasing pain
Injury to surrounding tissues:
This is rare but can occasionally happen during the procedure
In uncommon cases, some women may experience:
Cervical narrowing (stenosis):
Your cervical opening may become narrower
Cervical weakness:
This may slightly increase the risk of miscarriage or preterm delivery in future pregnancies
If you're planning to become pregnant, it's worth having an open conversation with your doctor beforehand. They can discuss the amount of tissue to be removed and help you understand any potential implications for your pregnancy journey.
If you have concerns about how a cone biopsy might affect your future pregnancy plans, schedule an appointment with Thomson Medical. Our doctors can discuss your individual risk factors and help you understand what to expect based on your specific situation.
Cone biopsy cost in Singapore
The cost of a cone biopsy in Singapore varies depending on whether you choose a public or private hospital, the complexity of your procedure, and the type of technique used.
In public hospitals with government subsidies, you may pay around SGD 300 to SGD 600 for day surgery. Private hospital costs are higher, typically ranging from SGD 1,000 to SGD 3,000.
Additional costs may include laboratory analysis of the tissue sample, which can add several hundred dollars depending on the complexity of the examination.
Factors that influence the total cost include:
Hospital and ward class
Doctor's fees
Type of procedure (LEEP, cold knife, or laser)
Anaesthesia type
Laboratory testing fees
Please note that these costs are based on 2025/2026 rates and may vary over time.
For a clearer picture of your expected costs, it's helpful to request a financial consultation from your hospital or clinic before your procedure. They can provide an estimated bill size based on your specific situation and help you understand what you can claim through Medisave or your private health insurance.
Our women’s health specialist
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FAQ
How long does a cone biopsy take?
A cone biopsy typically takes 15 to 30 minutes and is done as an outpatient procedure.
Is cone biopsy painful?
The procedure itself is not painful, as you'll be under anaesthesia. Afterwards, you may experience mild to moderate menstrual-like cramps for a few days, which can be managed with pain medication.
How much does a cone biopsy cost in Singapore?
Costs vary depending on your choice of hospital. In subsidised public hospitals, you may pay around SGD 300 to SGD 600 for day surgery.
Private hospital costs usually range from SGD 1,000 to SGD 3,000 or more, with additional laboratory analysis fees that can add several hundred dollars depending on the complexity of testing.
Can I claim a cone biopsy under Medisave or insurance?
Yes, cone biopsy can be claimed under Medisave and private health insurance such as Integrated Shield Plans, subject to specific limits and conditions. Before your procedure, request a financial consultation from your hospital or clinic to get an estimated bill and confirm the exact claimable amounts.
Will cone biopsy affect my ability to get pregnant?
A cone biopsy doesn't affect your ability to conceive. However, it may slightly increase the risk of pregnancy complications such as miscarriage or preterm delivery, particularly if a larger amount of cervical tissue is removed.
If you're planning to become pregnant, discuss this with your doctor so they can consider the appropriate amount of tissue to remove.
How soon will I get my cone biopsy results?
Most results are available within 1 to 2 weeks, though some may take up to 4 weeks depending on the complexity of the analysis and the laboratory processing time. Your doctor will let you know their specific timeframe and arrange a follow-up appointment to discuss your results with you.
The information provided is intended for general guidance only and should not be considered medical advice. For personalised recommendations and advice based on your unique situation, please consult a specialist at Thomson Medical. Request an appointment with Thomson Medical today.
For more information, contact us:
Thomson Specialists (Women's Health)
Thomson Women's Clinic (TWC)
- Novena:
6592 6686 (Call), 8611 8986 (WA) - Bukit Batok:
6569 0668 (Call), 8686 3525 (WA) - Choa Chu Kang:
6893 1227 (Call), 8282 1796 (WA) - Jurong:
6262 8588 (Call), 6262 8588 (WA) - Katong (female doctor):
6970 2272 (Call), 8611 9020 (WA) - Punggol:
6243 6843 (Call), 8811 0328 (WA) - Sembawang: 6753 5228
- Sengkang: 6388 8125
- Serangoon (female doctor): 6382 3313
- Tampines: 6857 6266
- Tiong Bahru: 6276 1525
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