Frozen Section - Small Test
About Frozen Section - Small Test
| Field | Value |
|---|---|
| Also Known As | Cryosection, Intraoperative Frozen Section, FS Biopsy, Rapid Frozen Section, Intraoperative Consultation (IOC) |
| Sample Type | Fresh tissue specimen (not fixed in formalin) |
| Fasting Required | No direct fasting for the test; standard pre-operative fasting guidelines for anaesthesia apply (typically 6 to 8 hours for solid food) |
| Report Time | 1 Day (preliminary result communicated to the surgeon within 10 to 20 minutes intraoperatively) |
| Recommended For | All genders and ages undergoing surgical procedures that require an immediate pathological diagnosis |
| Price | Starting at ₹8,000 |
What is a Frozen Section - Small Test?
The Frozen Section - Small Test is a specialised intraoperative pathology procedure performed in the operating theatre under anaesthesia. A small tissue sample is sent directly to the laboratory, rapidly frozen, and examined under a microscope within minutes. Also known as a cryosection or intraoperative consultation (IOC), this test provides the surgeon with critical diagnostic information to guide the operation in real time. The sample used is a fresh tissue specimen collected during surgery.
What Does a Frozen Section - Small Test Measure?
This test analyses tissue collected during surgery to give the surgical team rapid diagnostic information. Rather than producing numerical values, the results are qualitative findings about the nature of the tissue.
The following aspects are evaluated during the Frozen Section - Small Test procedure:
| Parameter | What It Tells the Surgeon |
|---|---|
| Tissue nature | Whether the tissue is benign (non-cancerous) or malignant (cancerous) |
| Surgical margins | Whether the edges of the removed tissue are free of cancer cells |
| Tissue identity | Confirmation that the correct tissue has been sampled |
| Lymph node status | Whether cancer has spread to nearby lymph nodes or other areas |
| Lesion presence | Confirmation of a pathological abnormality in suspicious tissue |
Why is a Frozen Section - Small Test Done?
Unlike most diagnostic tests, this procedure is not ordered based on symptoms. It is performed during surgery when a surgeon needs an immediate tissue diagnosis to decide the next step in the operation. Here is a closer look at when and why it is used.
Common Symptoms That May Require This Test
This test is not symptom-driven in the traditional sense. It is requested by a surgeon during an operation based on specific intraoperative needs, including:
- A suspicious mass or lesion identified during surgery requires immediate classification
- Uncertainty about whether enough tumour tissue has been removed
- Need to confirm whether a tumour is benign or malignant before proceeding with major surgery
- Assessment of whether cancer has spread to the lymph nodes
- Verification that the correct tissue has been removed
- Evaluation of borderline tumours, such as certain ovarian tumours, before committing to a surgical approach
Conditions This Test Can Help Detect
The Frozen Section - Small Test can help identify or confirm several important conditions during surgery:
- Cancerous tumours, allowing immediate surgical adjustment
- Incomplete tumour removal indicated by positive surgical margins
- Lymph node metastases (spread of cancer to lymph nodes)
- Infections and certain other non-cancerous diseases
- Borderline tumours requiring further evaluation by permanent section
How to Prepare and What to Expect
Preparation for this test is part of the broader pre-operative process, since the procedure takes place entirely within the operating theatre. Below is what patients and their families should know.
Do You Need to Fast?
The Frozen Section - Small Test itself does not require fasting. However, because it is performed during surgery under anaesthesia, standard pre-operative fasting guidelines apply. Patients are typically asked to avoid solid food for 6 to 8 hours before surgery. Your surgical team will provide specific instructions.
Practical Tips Before Your Test
A few steps can help ensure the process goes smoothly:
- Bring a detailed clinical history report, including your symptoms, previous test results, and family history, as this is required for the test
- Inform your surgical team of any previous biopsies or prior cancer diagnosis
- Ensure all relevant medical records, imaging reports, and pathology results are available before the procedure
- Discuss with your surgeon in advance whether frozen section analysis is planned for your operation
- Follow all pre-operative instructions provided by your surgical team without exception
Step-by-Step Procedure
The Frozen Section - Small Test procedure takes place entirely in the surgical and laboratory setting. Here is what happens at each stage:
- During your operation, the surgeon removes a small piece of tissue and immediately sends it to the pathology laboratory while you remain under anaesthesia.
- A laboratory technologist places the fresh tissue on a metal holder, encases it in a special gel medium, and rapidly freezes it to around minus 20 to minus 30 degrees Celsius inside a cryostat (a specialised cutting device within a freezing chamber).
- The frozen tissue is sliced into ultra-thin sections, typically five to ten micrometres thick. The extreme cold hardens the tissue, making precise cutting possible without chemical preservation.
- These thin slices are placed on glass slides and stained so the tissue structures become visible. This preparation step takes roughly 5 to 10 minutes.
- A pathologist examines the stained slides under a microscope and forms a provisional diagnosis.
- The pathologist communicates the result directly to the operating surgeon, usually within 10 to 20 minutes of receiving the specimen, allowing the surgery to continue with the benefit of that information.
Factors That Can Affect Accuracy
Several technical and clinical factors can influence the quality of results:
- Tissue selection by the surgeon and the size of the sample provided
- Freezing quality and the presence of ice crystal artefacts in the tissue
- Very small or fatty tissue specimens, which may produce less clear sections
- Extensive tumour degeneration or necrosis within the sample
- Technical expertise of the laboratory team preparing the slides
- Timely and accurate communication of results back to the surgical team
Understanding Your Frozen Section - Small Test Results
Results from this test are reported as qualitative findings rather than numbers. Because the procedure is intraoperative, the pathologist communicates findings verbally to the surgeon immediately. A formal written report follows. Always discuss your results with your doctor in the context of your full clinical picture.
| Result | Interpretation |
|---|---|
| Benign | No cancer cells detected in the tissue sample |
| Malignant | Cancer cells are present in the tissue |
| Negative (clear) margins | No cancer cells at the tissue edges; tumour appears completely removed |
| Positive margins | Cancer cells found at the tissue edges; further removal may be needed |
| Borderline or Indeterminate | Findings are unclear; permanent section analysis is required for confirmation |
Disclaimer: "These ranges are general guidelines. Your doctor will interpret your results based on your age, health history, and other factors. Always consult a qualified healthcare professional for personalised medical advice."
Results During Special Conditions
Certain technical and clinical factors can affect how clearly the tissue can be assessed:
- The rapid freezing process can introduce artefacts such as ice crystals, tissue tears, or loss of fine cellular detail, which may limit the pathologist's ability to reach a definitive conclusion.
- Very small or fatty specimens may produce suboptimal sections, increasing the chance of an indeterminate result that requires permanent section confirmation.
- Conditions involving extensive necrosis (tissue death) within the tumour can make accurate assessment more difficult.
How to Maintain Healthy Levels
Since this test does not produce numerical values, "healthy levels" refer to recovery and follow-up after surgery:
- Follow up with your doctor to review the final permanent section results, which are typically available within a few days and serve as the definitive diagnosis.
- Attend all scheduled post-operative appointments so your surgical team can monitor your recovery.
- Maintain a balanced diet and adequate rest to support healing after surgery.
Lupin Diagnostics Frozen Section - Small Test Price
The Frozen Section - Small Test cost at Lupin Diagnostics starts at ₹8,000. This test is performed in a hospital surgical setting. Home collection is not available for this test, as it involves fresh tissue collected directly during surgery and must be processed immediately in a laboratory equipped with a cryostat.
| City | Approximate Price (₹) |
|---|---|
| BHOPAL | 8000 |
| CHENNAI | 8000 |
| HYDERABAD | 8000 |
| KOLKATA | 8000 |
| NAVI MUMBAI | 8000 |
| PUNE | 8000 |
Disclaimer: Prices are indicative and may vary by location. Please confirm the current price at the time of booking.
How to Book
Follow these steps to book the Frozen Section - Small Test online booking or arrange your procedure:
- Select the test on the Lupin Diagnostics website.
- Choose your city and preferred centre location.
- Visit the centre at your scheduled time. For this test, the procedure is coordinated with your surgical team at the relevant facility.
- Receive your report via email or WhatsApp within the stipulated turnaround time.
Frequently Asked Questions
A Frozen Section - Small Test is a specialised pathology procedure performed during surgery. A fresh tissue sample is rapidly frozen, thinly sliced, stained, and examined under a microscope by a pathologist. The result is communicated to the operating surgeon within minutes to guide the rest of the operation.
The provisional result is typically communicated to the surgeon within 10 to 20 minutes of the specimen arriving in the laboratory. The College of American Pathologists recommends a turnaround of 20 minutes from receipt of the specimen to reporting. A formal written report is available within 1 day.
No. The frozen section provides a provisional result to help guide decisions during surgery. The tissue is later processed using standard paraffin embedding methods, and the final, definitive diagnosis is based on that permanent section report, which is available within a few days after surgery.
Frozen section analysis is highly accurate when performed under optimal conditions, with studies reporting accuracy rates of around 97.8% in surgical pathology. A small percentage of cases may yield an indeterminate result or require permanent section confirmation for complex or borderline findings.
The Frozen Section - Small Test requires a fresh tissue specimen taken directly during surgery. The sample must reach the laboratory and be processed immediately in a cryostat. This makes it impossible to perform outside a surgical and laboratory setting, so home collection is not an option.
A routine biopsy is fixed in formalin, processed over one to several days, and provides a definitive diagnosis. A frozen section skips chemical fixation, uses rapid freezing instead, and delivers a provisional result in minutes. Both may be performed on the same tissue, with the frozen section guiding surgery and the routine biopsy confirming the final diagnosis.
Frozen section analysis is not suitable for all tissue types. It is generally avoided for suspected melanoma, where tissue integrity is critical for the final diagnosis. It is also not performed when the patient has a known infectious disease, such as tuberculosis, or when the tissue sample is too small or too fatty to produce reliable sections.
Frozen Section - Small Test
