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Diagnostic du cancer

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En un coup d'œil

  • Cancer diagnosis often begins with examinations and tests if cancer is suspected.

  • Imaging tests like X-rays or scans can help locate a suspected cancer.

  • A biopsy, which takes a tissue sample, is often needed to confirm cancer.

  • The biopsy sample is examined under a microscope for abnormal cells.

  • If diagnosed, you may want to ask your doctor about the cancer type, size, spread and treatment options.

How is cancer diagnosed?

If a cancer is suspected from your symptoms

Your doctor will examine you to look for abnormalities such as a lump under the skin, or an enlarged liver. You may be referred for tests such as les radiographies, scans, analyses de sang, une endoscopie, bronchoscopy, etc, depending on where the suspected cancer is situated. These tests can often find the site of a suspected cancer. However, a sample (biopsy) is often needed to be certain that the abnormality is a cancer and not something else - such as a non-cancerous (benign) tumour.

Biopsie

Des biopsie is a procedure where a small sample of tissue is removed from a part of the body. The sample is then examined under the microscope or tested in other ways to detect abnormal cells. Sometimes it is easy to obtain a biopsy. For example, from a lump on the skin which may be a skin cancer. However, it can be difficult to obtain a biopsy from deeper tissues and it may require specialised procedures.

Some questions you may want to go through with your doctor

If you have been diagnosed with cancer you will have many questions. The following are some suggested questions that you may wish to go over with your doctor:

  • What type of cancer do I have?

  • How large is it and has it spread to other parts of my body?

  • What are the treatment options for this type of cancer?

  • What are the risks and possible side-effects of the treatment options?

  • How successful is the treatment for my type and stage of cancer? Is the aim of treatment to cure or to control the cancer?

Questions fréquemment posées

What kind of abnormalities does a doctor look for during a physical examination if cancer is suspected?

When cancer is suspected, a doctor will conduct a physical examination to check for any unusual signs. This might include feeling for lumps under the skin or checking if organs like the liver are enlarged. The specific abnormalities they look for depend on the symptoms you're experiencing and where the suspected cancer might be located.

What is the purpose of various tests like X-rays or scans when cancer is suspected?

Tests such as X-rays, scans, blood tests, endoscopy, or bronchoscopy are used to help locate the site of a suspected cancer. These tests provide images or information about internal parts of the body, which can indicate where an abnormality might be present.

Why is a biopsy often needed even after other tests have shown an abnormality?

Even if tests like X-rays or scans show an abnormality, a biopsy is often necessary to confirm whether it is cancerous. A biopsy involves taking a small tissue sample, which is then examined to definitively determine if abnormal cells are present and if the abnormality is cancer or a non-cancerous growth.

How difficult is it to obtain a biopsy?

The ease of obtaining a biopsy can vary. For superficial issues, such as a lump on the skin that might be skin cancer, a biopsy can be quite straightforward. However, if the suspected cancer is located in deeper tissues within the body, obtaining a biopsy can be more complex and may require specialised procedures.

After being diagnosed with cancer, what are some key questions I should discuss with my doctor?

Once diagnosed with cancer, it is helpful to discuss several points with your doctor. You might ask about the specific type of cancer you have, its size, and whether it has spread. Important questions also include understanding the available treatment options, their potential risks and side-effects, and the expected success rate. It's also good to clarify whether the treatment aims to cure or control the cancer.

Lectures complémentaires et références

À propos de l'auteurVoir la biographie complète

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Dr Gurvinder Rull, MBBS

Auteur médical, Consultant : Pharmacologie clinique, Thérapeutique et Médecine interne générale

BSC (Hons), MBBS, FRCP, MA (Medical Ethics)

Le Dr Gurvinder Rull a obtenu son diplôme en 2000 et a rejoint l'équipe de rédaction de contenu d'EMIS (désormais Patient.info) en 2007.

À propos du critiqueVoir la biographie complète

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Dr Hannah Gronow, MBACP

Médecin Généraliste

MB, ChB, MBACP

Hannah qualified as a GP in 1997. She joined EMIS (Patient) as a peer reviewer in August 2006.

Historique de l'article

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