Decide with confidence
with a second opinion
After a diagnosis, before surgery, or when faced with multiple treatment options, a specialist can provide a complementary perspective to help you move forward with peace of mind.
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“When a serious, progressive, or rare disease is diagnosed, or when intensive treatment is proposed, some patients feel the need to consult another doctor to obtain a second medical opinion.”
INCa, October 2025
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What is a second medical opinion?
A second medical opinion provides a fresh expert perspective on your diagnosis or treatment plan.
How does it work?
You entrust the analysis of your online medical file to a specialist in your condition, who provides a reasoned opinion to help you make an informed decision.
This process does not replace your primary care physician; it is intended to complement their care.
Did you know?
In France, a second opinion is a right recognized by the Public Health Code, and it is covered by many health insurance plans!
“In accordance with Article L. 1110-8 of the Public Health Code, every patient has the right at any time to consult another physician within the same facility or at a different facility than the original one.” — National Cancer Institute.
What is the purpose of a second medical opinion?
A second medical opinion provides an additional perspective to help you better understand your situation and make decisions with confidence.
Clarify
Better understand your diagnosis and your treatment plan.
Reassure
Confirm your treatment strategy with a specialist.
Guide
Identify all available solutions to choose the most appropriate one.
Decide
Gain confidence for important medical decisions.
When should you request a second opinion?
When surgery is being considered
Surgery is by definition an invasive procedure. When a procedure is proposed to you, it is natural to want to ensure that it is essential and that there are no less invasive alternatives.
Case study:
I am suffering from a hernia herniated disc : on Diagdoor, a spine surgeon re-evaluates my MRI to confirm whether surgery is truly necessary or if conservative solutions are viable.
80% of lower back pain cases improve without surgery.
Source: Ameli.
When multiple treatment options exist
For certain chronic conditions, various therapeutic strategies are available. You need to understand what each option entails in practical terms, both in terms of effectiveness and quality of life.
Case study:
For certain chronic conditions, various therapeutic strategies are available. You need to understand what each option entails in practical terms, both in terms of effectiveness and quality of life.
2x more innovative cancer treatments in Paris than in towns with fewer than 2,000 inhabitants.
Source: 2018-2019 Report from the Observatoire sociétal des cancers).
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When the diagnosis is uncertain or evolving
Some medical situations are difficult to interpret. To move forward, you need a clear diagnosis and long-term management of your symptoms.
Case study:
My symptoms suggest endometriosis, but the clinical picture remains unclear: on Diagdoor, a specialized gynecologist reviews my file to confirm the diagnosis and anticipate the progression of the disease.
8 years: is the average time between the onset of the first endometriosis symptoms and diagnosis.
Source: Ameli.
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For rare diseases or complex conditions
For certain conditions—such as cancers or rare diseases—or for complex surgeries, expertise is concentrated in a small number of specialized centers. You should be able to access this level of expertise to improve your treatment plan.
Case study:
I have a rare cancer and have been offered specialized care. On Diagdoor, I can request an opinion from a doctor practicing at an expert center to confirm the treatment path and help me make a decision.
25% of people with a rare disease wait at least 5 years for a diagnosis.
Source: 2025-2030 National Rare Disease Plan.
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Do you need a second medical opinion?
Submit your file in just a few minutes, for yourself or a loved one, and get an expert's opinion in under 7 days.
How do I request a second opinion on Diagdoor?
Request an expert medical opinion remotely, based on a comprehensive analysis of your file. The expert physicians on Diagdoor are members of a network of specialists recognized for their expertise in their respective fields.
Submit your file online
In just a few steps, create your request online and share your medical documents (reports, test results, imaging).
Our medical team analyzes your file
Our medical team will review your file to ensure it is complete and will contact you within 48 hours if necessary.
A specialist will provide their opinion within 7 days
A doctor specializing in your condition will analyze your file and send a detailed medical opinion to your secure portal.