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Reading your report

A Line-by-Line Walkthrough — of a Sample Report

A histopathology report is written for the oncologist, not for you. The language is clinical, the order is standard, and every section has a specific purpose. This page explains what each one contains.

Medically reviewed by Dr. C. Raghavendra Reddy, Medical Oncologist, MBBS (Gold Medal) · DNB · DM (Medical Oncology, Gold Medal) · Last reviewed September 2026

  • Written for clinicians — Every line uses technical language that pathologists and oncologists understand. This page translates it.
  • Structure is standard — Every Indian histopathology report follows the same order. Once you know it, the layout becomes predictable.
  • It describes, not decides — The report records what the pathologist saw. What it means for your treatment is decided by your oncologist.
  • Some lines matter more — The diagnosis and any marker results are the lines your oncologist reads first.
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A histopathology report follows a set order: patient details, specimen information, gross description, microscopic findings, and final diagnosis. Each section is written for clinical use. This page explains what each section contains in plain language. What the findings mean for your specific situation is a conversation for your oncologist.

Why does a biopsy report look like it was not written for you?

It was not written for you. A histopathology report travels from the pathologist's laboratory to your oncologist. The clinical language and layout are designed for that audience.

The structure is consistent across Indian laboratories: administrative details at the top, a description of the tissue examined, and the diagnosis at the end.

Knowing the structure means you can find the relevant section and ask a more specific question at your next appointment.

What should you prepare before discussing the report with your doctor?

  • Bring a printed or downloaded copy — not just a phone photo that may be hard to read together.
  • Check that your name, age and date on the report match your identity documents.
  • Mark any words or abbreviations you do not recognise before the appointment.
  • Write down the one or two lines that concern you most so you can ask about them directly.
  • Ask your oncologist to keep a copy of the report in your clinical file.

What does each section of a histopathology report mean?

Patient and specimen details
Your name, age, registration number, and the date the laboratory received the tissue. These confirm the report belongs to the right patient and that the sample was processed on the correct date.
Clinical history
A one- or two-sentence summary of why the biopsy was taken, copied from the form your surgeon submitted. It reflects what the surgeon told the laboratory, not a full clinical account.
Gross description
What the tissue looked like before microscope processing — its size, colour and texture. Measurements here refer to the physical specimen, not necessarily to the tumour alone.
Microscopic description
What the pathologist saw when examining thin slices of tissue under a microscope: how the cells are arranged, how they differ from normal cells, and any other structures the pathologist noted.
Diagnosis / Impression
The concluding section stating what the tissue shows. It may include a tumour type, a grade, and the status of any special markers tested. This is the section your oncologist reads first.
IHC / Special stains
Immunohistochemistry results, included when the pathologist used chemical markers to identify specific proteins on the cells. Results are reported as positive or negative, or with a numerical score.

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MBBS(Gold Medal), DNB(General Medicine), DM(Medical Oncology)(Gold Medal)

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Dr. Muralidhar Muddusetty
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Dr. Raghavendra Naik
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Dr. Mohammed  Imaduddin
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Dr. Vinay Mamidala
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Dr. Paila Gowri Naidu
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What is the difference between grade and stage?

GradeStage
What it describesHow abnormal the cancer cells look compared with normal cells under the microscopeHow far the cancer has spread in the body at the time of diagnosis
Where it comes fromThe pathology report — determined by the pathologist examining the tissueA combination of the pathology report, imaging scans, and clinical examination
Who determines itPathologistOncologist, using all available information together
Can it change?Rarely — it reflects the biology of the sample takenCan be updated if new disease is found on a scan or after treatment

Which words on a biopsy report are hardest to understand?

What does 'moderately differentiated' mean?

Differentiation describes how much cancer cells still resemble the normal cells they came from. Well-differentiated cells look similar to normal cells. Poorly differentiated cells look very different. Moderately differentiated falls between the two. What this grading means for your particular cancer type and treatment is something your oncologist will explain using the full report alongside your other clinical information.

What does 'surgical margins' mean?

When a surgeon removes a tumour, the tissue around the cut edge is called the margin. The pathologist checks whether cancer cells reach that edge. A report may say 'clear', 'negative', 'close', or 'positive/involved'. These terms describe the relationship between cancer cells and the cut edge of the removed tissue — not whether all cancer has been removed from the body. What they mean for further treatment is decided by your surgeon and oncologist together.

What does 'lymphovascular invasion' mean?

Lymphovascular invasion is noted when cancer cells are seen inside blood vessels or lymph channels in the tissue sample. The pathologist is describing what is visible in the specific piece of tissue examined. Your oncologist will consider this finding alongside imaging scans and other clinical information. It does not, by itself, tell you whether the cancer has spread — that requires more information than this one line.

What is Ki-67 and why is it on my report?

Ki-67 is a protein present in cells that are actively dividing. The pathologist measures what proportion of cancer cells in the sample show Ki-67 activity. A higher proportion suggests a more rapidly dividing tumour. Your oncologist interprets the Ki-67 figure alongside the other findings in your report — it is one of several pieces of information that together inform treatment planning, not a standalone conclusion.

Did you know?

In India, histopathology laboratories that carry NABL accreditation — from the National Accreditation Board for Testing and Calibration Laboratories — have passed an independent quality assessment of their processes and equipment.

If you are unsure whether the laboratory that processed your biopsy is accredited, ask your oncologist. For borderline or complex cases, they may suggest confirming the result at an accredited centre.

Source: National Accreditation Board for Testing and Calibration Laboratories (NABL)

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Common questions

Frequently asked questions

Can I ask for a second opinion on my biopsy report?

Yes, and it is standard practice — not offensive. A second pathological opinion means sending the original tissue slides to another laboratory for independent review, not just copying the written report. Ask the hospital where the biopsy was done for the original glass slides and tissue blocks. Your oncologist can help arrange or guide this process.

The diagnosis uses a word I do not recognise. What should I do?

Write the word down exactly as it appears and bring the full report to your appointment. Do not search for the term in isolation — medical words in a pathology report carry meaning in relation to the other findings they appear alongside. Your oncologist can explain what the word means in the context of your specific report and what, if anything, needs to happen next.

My report gives a grade but no stage. Is something missing?

No. A histopathology report provides the grade, based on what the pathologist sees in the tissue. Stage requires additional information — imaging scans, examination findings, and sometimes surgical results. Your oncologist will determine the stage by bringing all of this together. The report alone is not enough to stage a cancer.

The report says 'cannot exclude' or 'suspicious for'. What does that mean?

Pathologists use qualifying language when the findings are not fully conclusive on the tissue examined. 'Cannot exclude' means the possibility cannot be ruled out. 'Suspicious for' means the features point in that direction without certainty. Neither is a definitive diagnosis. Your oncologist will decide whether additional tests or a repeat biopsy is needed.

The report is several months old. Can I still get a second pathological opinion?

Usually yes. Laboratories store tissue blocks and glass slides for several years. This means a second opinion can often be requested well after the original report. Ask the laboratory where the biopsy was processed about their retention period, and ask your oncologist to help arrange the transfer of slides to an accredited pathology department.

What if two hospitals give different reports on the same biopsy?

Differences between pathological reports occur, particularly for complex or borderline cases where different pathologists may interpret the same tissue differently. This is why second opinions exist. Your oncologist is the person who integrates both reports alongside your clinical picture and decides how to proceed. Bring both reports to your appointment so they can be reviewed together.

Full index

Browse all 701 biopsy topics

Every page in this section, grouped by the part of the journey it belongs to. Pick a group to see what is in it.

What Is a Biopsy?

What Is a Biopsy? Everything You Need to Know →

Types of Biopsy Compared

Which Biopsy Will You Have? Techniques Compared →

Preparing for a Biopsy

What to Expect on the Day of Your Biopsy →

Recovery and Aftercare

After a Biopsy: Recovery, Aftercare and Warning Signs →

Biopsy by Body Part

Biopsy by Body Part: What to Expect at Each Site →

Understanding Your Report

How to Read a Biopsy Report: Terms Explained →

IHC and Molecular Markers

IHC and Molecular Markers on a Biopsy: What They Mean →

Grading and Scoring Systems

Cytology & Prostate Scoring Systems Explained →

How Accurate Is a Biopsy?

How Accurate Is a Biopsy? Errors and Second Opinions →

If Your Result Is Benign

Your Biopsy Is Benign: What It Means and What Comes Next →

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