Diagnosing Vaginal Cancer
Vaginal cancer is a rare type of cancer that starts in the vagina, which is the part of the female reproductive tract that connects the cervix to the outside of the body.
To diagnose vaginal cancer, several examinations, screening tests, and procedures are done. These help confirm the presence of vaginal cancer and determine its type and stage. Specialists involved in diagnosing vaginal cancer may include gynecologists, oncologists, and pathologists. Here are the examinations, tests, and procedures used for diagnosing and determining the type, severity, or stage of vaginal cancer:
- History and physical examination: The doctor will take a detailed medical history and perform a physical examination. This helps gather information about any symptoms or risk factors that may be related to vaginal cancer.
- Pelvic examination: A pelvic examination is conducted to examine the vagina, cervix, uterus, fallopian tubes, ovaries, and rectum. The doctor uses a speculum to visualize the vagina and cervix for any signs of disease.
- Cervical cytology (Pap smear): A Pap smear is a procedure that collects cells from the surface of the cervix and vagina. These cells are then examined under a microscope to detect any abnormalities.
- HPV testing: Human papillomavirus (HPV) testing may be performed to check for the presence of high-risk HPV types that are associated with an increased risk of developing vaginal cancer.
- Colposcopy: If abnormalities are detected during a pelvic examination or Pap smear, a colposcopy may be recommended. This procedure involves using a colposcope (a magnifying instrument) to closely examine the vagina and cervix for any abnormal areas.
- Biopsy: A biopsy is a definitive test for diagnosing vaginal cancer. During this procedure, a small sample of tissue is removed from the suspected area in the vagina or cervix for further examination under a microscope.
- Imaging scans: Imaging scans such as X-rays, MRI (magnetic resonance imaging), and CT (computed tomography) scans may be performed to determine the extent of cancer spread beyond the vaginal wall.
- Cystoscopy: A small lighted tube with a camera is used to check the bladder for signs of cancer spread.
- Proctoscopy: A small lighted tube with a camera is used to check the rectum for signs of cancer spread.
Staging: Staging helps determine the severity and stage of vaginal cancer. It involves assessing how far the cancer has spread from the vaginal wall. The stages include:
- Stage 0 (VAIN): Abnormal cells in the vaginal lining that have not yet become cancerous.
- Stage 1: Cancer confined to the vaginal wall.
- Stage 2: Cancerous cells identified in surrounding tissues but not yet involving the pelvis.
- Stage 3: Cancerous cells have spread into the pelvic wall.
- Stage 4: Cancerous cells have spread to the bladder, rectum, or are growing outside the pelvis (such as the lungs, liver, or bones)
These examinations, tests, and procedures are essential in diagnosing vaginal cancer and providing valuable information about its type, severity, and stage. It is important to consult with healthcare professionals such as gynecologists or oncologists if you have concerns or symptoms related to vaginal cancer. They can guide you through proper diagnosis and treatment options based on your specific situation.