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Second opinions

When Is a Second Opinion — Genuinely Worth It?

A second opinion on your biopsy is one of the most reasonable things you can ask for. It is also sometimes unnecessary — and knowing the difference saves time, money and anxiety.

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

  • Sometimes genuinely changes things — For rare tumours and uncertain reports, a second read can refine or reverse a diagnosis before treatment starts.
  • Often just confirms what you have — For clear, common diagnoses at specialist centres, a second opinion usually adds reassurance rather than new information.
  • You do not need your doctor's permission — Requesting your slides is your right as a patient. Your oncologist can help, but you can also ask the laboratory directly.
  • The process is straightforward — You request physical slides and the paraffin block, send them to the reviewing pathologist, and share the result with your team.
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A second opinion on your biopsy is worth it when the diagnosis is rare, when the treatment recommendation is major, or when your report says something uncertain. It is usually not needed when the finding is clear, the cancer is common, and your pathologist is experienced with that tumour type.

Which situations genuinely justify a second opinion?

When your report uses words like 'atypical', 'borderline', 'uncertain' or 'cannot exclude', the pathologist is signalling that the answer is not fully settled. That is the clearest indication to send slides elsewhere.

Rare cancer types and unusual subtypes are the other strong reason. A pathologist who sees a particular tumour type frequently will interpret the same slides differently from one who sees it rarely, and that difference can shape which treatment is appropriate.

If the treatment being recommended involves removing an organ, risks affecting your fertility, or is based on a borderline finding, confirming the diagnosis before you commit is both reasonable and advisable.

When is a second opinion not needed?

  • The diagnosis is a common cancer type — breast, oral, cervical — and the biopsy finding is unambiguous
  • Your pathologist is at a centre that sees your tumour type frequently
  • The report is written in clear, definitive language with no hedging
  • Treatment is first-line and matches standard guidelines for a confirmed diagnosis
  • A multidisciplinary tumour board has already reviewed the case and agreed on a plan

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Dr. Naresh Gundu
Medical Oncologist

Dr. Naresh Gundu

MBBS, DNB (Internal Medicine), DM (Medical Oncology)

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Dr. C. Raghavendra Reddy
Medical Oncologist

Dr. C. Raghavendra Reddy

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

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Dr. Bharati Devi Gorantla
Medical Oncologist

Dr. Bharati Devi Gorantla

MBBS, MD(General Medicine), DM(Medical Oncology)(Adyar,Chennai), ECMO, MRCP SCE(UK)

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Dr. Owais Mohammed
Medical Oncologist

Dr. Owais Mohammed

MBBS, MD (General Medicine), DrNB (Medical Oncology), ECMO, MRCP SCE (Medical Oncology) (UK)

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Dr. T. Raghavender Reddy
Medical Oncologist

Dr. T. Raghavender Reddy

MBBS, DM (Medical Oncology), MD (Radiation Oncology)

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Medical Oncologist

Dr. N. Kiranmayee

MBBS, DM (Medical Oncology), MD (Internal Medicine)

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Dr. Muralidhar Muddusetty
Surgical Oncologist

Dr. Muralidhar Muddusetty

MBBS (AIIMS), MS (Surgery) (AIIMS), DNB (Surgical Oncology), MRCS (Edinburgh)

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Dr. Raghavendra Naik
Surgical Oncologist

Dr. Raghavendra Naik

MBBS, MS (General Surgery), M.Ch (Surgical Oncology)

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Dr. Mohammed  Imaduddin
Surgical Oncologist

Dr. Mohammed Imaduddin

M.B.B.S, MS (General Surgery), M.Ch (Surgical Oncology)

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Dr. Vinay Mamidala
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Dr. Vinay Mamidala

MBBS, MS(General Surgery), M.Ch(Surgical Oncology), FMAS, FARIS(Ongoing)

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Dr. Paila Gowri Naidu
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Dr. Paila Gowri Naidu

MBBS, MS (General Surgery), M.Ch (Surgical Oncology), FMAS

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Radiation Oncologist

Dr. Venkata Sushma P

MBBS, MD (Radiation Oncology)

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Dr. Kirti Ranjan Mohanty

MBBS, MD (Radiation Oncology)

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MBBS, M.D (Immunohematology & Blood Transfusion)

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Interventional Radiologist

Dr. Mohammed Imran

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Surgical Oncologist

Dr. Vajja Sandeep Kumar

MBBS, MS (General Surgery), DrNB (Surgical Oncology), FALS Oncology

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Dr. Sridhar Kamani

MBBS, MS (General Surgery), DrNB (Surgical Oncology)

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How do you tell whether your situation calls for one?

SituationConsider a second opinionUsually fine to proceed
Language in the reportAtypical, borderline, uncertain, cannot excludeClear and definitive throughout
Cancer typeRare tumour or unusual subtypeCommon type, seen regularly at your centre
Treatment decisionOrgan removal, fertility risk, or borderline indicationEstablished first-line approach for a confirmed diagnosis
Specialist opinionsTwo different oncologists have given conflicting adviceConsistent recommendation from your treating team
Prior biopsyPrevious negative result but symptoms or scans still suggest cancerFirst biopsy matches the clinical picture

How do you request a pathology second opinion?

  1. Collect your pathology report

    Request a copy from your oncologist or directly from the hospital where the biopsy was done. Note the biopsy reference number — the reviewing centre will need it.

  2. Contact the reviewing centre first

    Call or email to confirm they accept external material, what turnaround they expect, and what the fee is. Ask specifically whether they need physical glass slides and the paraffin block, or whether a high-resolution digital scan is acceptable for your tumour type.

  3. Request your slides and block from the original laboratory

    Submit a written request to the pathology department. They will prepare a loan set or cut new sections from the block. This is your right as a patient and no accredited laboratory should refuse it.

  4. Arrange transport to the reviewing centre

    Slides travel by hand or by courier in a padded slide box. Confirm the correct address and whether any paperwork must accompany the material. Keep a copy of the dispatch record.

  5. Share the second report with your treating team

    If both reports agree, treatment can proceed with greater confidence. If they differ, ask your oncologist to explain what each interpretation means for your specific plan before any decision is made.

Did you know?

Second-opinion pathology review changes or refines the diagnosis in a clinically meaningful proportion of cases involving rare and borderline tumours — not always in a way that changes treatment, but often enough to matter.

ASCO and ESMO both include second-opinion review as a standard recommendation for sarcomas and several haematological malignancies — not as a sign of doubt in the original pathologist, but as part of getting the diagnosis right.

Source: ASCO Clinical Practice Guidelines; ESMO Clinical Practice Guidelines

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Common questions

Frequently asked questions

Will asking for a second opinion upset my doctor or delay my treatment?

Most oncologists actively support second opinions, particularly for rare or uncertain diagnoses. A confident doctor will not feel challenged by the request. Delay is rarely the risk it seems: for most solid tumours, the days it takes to send slides and receive a report do not change the outcome. If your team gives you a specific urgency reason, ask them to explain it so you can weigh it — rather than accepting delay as a given.

What does a pathology second opinion cost?

Cost varies between institutions, is not publicly fixed, and changes over time — do not rely on any figure you find online, including on this page. Typically, the reviewing centre charges per case or per slide set, sometimes with an additional fee for special stains or molecular markers. Ask the receiving centre for their current fee schedule in writing before you send the material, and check with your health insurer whether pathology review outside your treating hospital is covered under your policy.

Can I get a digital second opinion without sending physical slides?

Some centres now offer digital pathology review, where slides are scanned at high resolution and reviewed remotely. This is increasingly accepted for some tumour types but is not yet universally equivalent to physical review, and not every specialist pathologist will accept a scan in place of glass slides. When you contact the reviewing centre, ask specifically whether they require physical material for your tumour type. Do not send only scans without confirming this first.

What happens if the two pathology reports disagree?

A genuine disagreement between two pathologists is useful information, not a crisis. It tells you the diagnosis sits at a difficult boundary and warrants further review. Take both reports to your oncologist and ask what each interpretation would mean for your treatment plan. In some cases, a third review or a formal tumour board discussion at a specialist centre is the appropriate next step. Disagreement is not a reason to choose the interpretation you prefer — it is a reason to understand why the readings differ.

Is a pathology second opinion the same as a tumour board review?

No — they answer different questions. A second pathology opinion means a second pathologist reads your slides independently and produces a separate written report: it concerns the diagnosis. A tumour board review means a group of specialists — surgeon, oncologist, radiologist, pathologist — discuss your case together and agree on a management plan: it concerns treatment. Both are valuable in complex cases. If your oncologist proposes a tumour board review but you also want the slides re-read independently, say so.

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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