Health Library

The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.

Diagnostic Procedures

  • A bone biopsy is a procedure in which a small sample of bone is taken from the body and looked at under a microscope for cancer, infection, or other bone disorders. The sample of bone can be removed by: Inserting a needle through the skin and directly into the bone ( closed or needle biopsy). A numbing medicine (...

  • Bone marrow aspiration is a procedure that takes out a small amount of bone marrow fluid through a needle. Bone marrow biopsy uses a needle to take out a small amount of bone with the marrow inside it. These samples are then checked under a microscope. The hip bone is the most often used area for these procedures...

  • A breast biopsy removes a sample of breast tissue that is looked at under a microscope to check for breast cancer. A breast biopsy is usually done to check a lump found during a breast examination or to look at a suspicious area found on a mammogram, an ultrasound, or an MRI. There are several ways to do a breast...

  • Learn how to talk to your child about bronchoscopy, how to prepare, and how it's done.

  • Learn what bronchoscopy is and how it is done.

  • Bronchoscopy is a procedure that allows your doctor to look at your airway through a thin viewing device called a bronchoscope. During a bronchoscopy, your doctor will examine your throat, larynx, trachea, and lower airways. This procedure may be done to diagnose problems with the airway, the lungs, or the lymph...

  • Colposcopy lets a doctor look at your vulva, vagina, and cervix. If the doctor sees a possible problem, they can take a small sample of tissue. Then another doctor studies the tissue under a microscope. This is called a biopsy. Most women have this procedure after they have abnormal results from a Pap test...

  • Guides through the decision to have colposcopy if a Pap test shows minor cell changes. Covers other choices such as watchful waiting and HPV testing. Includes interactive tool to help you make your decision.

  • Colposcopy lets a doctor look at your vulva, vagina, and cervix. If the doctor sees a possible problem, they can take a small sample of tissue. Then another doctor studies the tissue under a microscope. This is called a biopsy. Most women have this procedure after they have abnormal results from a Pap test...

  • Cystoscopy (say "sis-TAW-skuh-pee") is a test that allows your doctor to look at the inside of your bladder and urethra. It's done using a thin, lighted tube called a cystoscope. The doctor inserts this tube into your urethra and on into the bladder. Your doctor can see areas of your bladder and urethra that usually...

  • An endometrial biopsy is a way for your doctor to take a small sample of the lining of the uterus ( endometrium). The sample is looked at under a microscope for abnormal cells. An endometrial biopsy helps your doctor find problems in the endometrium. An endometrial biopsy is sometimes done at the same time as...

  • Your doctor may take a sample, or biopsy, of abnormal tissue. The majority of warts do not require a biopsy. But a biopsy may be taken if genital warts cannot be easily identified with a physical exam or during a gynecology exam with a lighted magnifying instrument ( colposcopy). A microscopic exam on the biopsied...

  • A hysteroscopy is a procedure to find and treat problems with your uterus. It may be done to remove growths from the uterus, such as fibroids or polyps. It may also be used to diagnose and treat abnormal bleeding or fertility problems. The doctor will guide a lighted tube through the cervix and into the uterus. This...

  • Discusses kidney biopsy (also called percutaneous renal biopsy) done with a long thin needle to remove a sample of kidney tissue. Covers how it may be done to check for kidney disease or after a kidney transplant. Explains how it is done, risks, and results.

  • Explains liver biopsy, also called percutaneous liver biopsy, a test used to look for liver diseases like hepatitis, cirrhosis, hemochromatosis, or cancer. Covers how to prepare and what to expect. Includes what results mean. Also lists risks.

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