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Biopsy: what is it, what is it for and how is it done

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The biopsy is an invasive exam that serves to analyze the health and integrity of different body tissues, such as skin, lung, muscle, hueso, liver, kidney or spleen. The purpose of the biopsy is to determine any changes in the cells, which may be of a shape or size; being useful to identify the presence of cancer cells and other health problems.

When the doctor requests a biopsy, it is because there is a suspicion that the tissue has some alteration that cannot be observed with other exams and, for this reason, it is necessary to perform the biopsy immediately, for the purpose of diagnosing the health problem and starting it. the fastest treatment possible.

what is it for

The biopsy is indicated when there is a suspicion of alterations in the cells, being normally requested after the performance of blood or imaging exams. In this way, the biopsy can be indicated when there is a suspicion of cancer, with the objective of evaluating the characteristics of a mole or a mole on the skin, for example.



In the case of infectious diseases, the biopsy can be indicated to help identify the agent that is causing the infection and, in the case of autoimmune diseases, it can help to identify if there are alterations in the internal organs or tissues.

Therefore, according to the indication for a biopsy, it was possible to carry out:

  • endometrial biopsy: serves to identify possible alterations in the uterine lining tissue that may indicate abnormal growth of the endometrium, infections of the uterus, cancer, for example. Learn more about endometrial biopsy;
  • Prostate biopsy: It serves to identify possible alterations in the prostate. Learn more about prostate biopsy;
  • Liver biopsy: serves to diagnose cancer and other liver lesions, such as cirrhosis or hepatitis B and C;
  • Bone marrow biopsy: helps in the diagnosis and monitors the evolution of diseases in blood, such as leukemia and lymphoma.;
  • Kidney biopsy: generally, it is carried out when there are proteins or blood in the urinary tract, helping in the identification of kidney problems;
  • Breast biopsy: It is mainly used when a lump appears in the breast to observe if there are cancer cells, helping to diagnose breast cancer.

In addition to these types, there is also a liquid biopsy, which is a blood test to identify and analyze cancer cells; being, in some cases, another alternative in addition to the conventional biopsy.

The biopsy result can be negative or positive, and the doctor can always ask for the repetition of the exam for the purpose of ruling out false positives.



How is a biopsy performed?

In most cases, biopsies are performed under local anesthesia or light sedation, generally being a quick, painless procedure that does not require hospitalization. During this procedure, the doctor takes a sample of the injury, which will later be analyzed in a laboratory.

In the case of internal biopsies, the procedure is guided by images, using techniques such as computerized tomography, ultrasound or magnetic resonance, for example; the ones that allow the observation of the organs. In the following days, the place where the biopsy was performed must be kept clean and disinfected, according to the indications given by the doctor; In some cases, antibiotics may be recommended to help prevent infections and promote the healing process.

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Consult a Doctor | Translated by User2937

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Disclaimer – (English version>) This content has been prepared based on information from research, additional publications, or the translation/verification work of a volunteer editor of this web council. This is a non-profit service. It is strongly recommended that all details and information published be carefully verified. We never allow medication recommendations, medication package inserts or any medication guidance. We never allow partisan politics as information.

Isenção de responsabilidade – (versão em português): Este conteúdo foi preparado com base em informações de pesquisas, publicações adicionais ou no trabalho de tradução/verificação de um editor voluntário deste conselho web. Este é um serviço sem fins lucrativos. É altamente recomendável que todos os detalhes e informações publicadas sejam verificadas cuidadosamente. Nunca permitimos recomendações de medicamentos, bulas ou qualquer orientação sobre medicamentos. Nunca permitimos a política partidária como base para checagem. Para mais informações, leia nossos termos.

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