Vaginal Atrophy

Overview

Vaginal atrophy is the thinning, drying, and inflammation of the vaginal walls that occurs when the body produces less of the hormone estrogen. Estrogen helps keep the tissues of the vagina and lower urinary tract thick, elastic, and well lubricated. When estrogen levels fall, these tissues become thinner, drier, less stretchy, and more fragile, which can cause discomfort and a range of vaginal and urinary symptoms.

The condition is most common after menopause, but it can also occur at other times when estrogen is low, such as during breastfeeding or after certain cancer treatments. Because it often involves both genital and urinary symptoms, doctors now frequently use the broader term genitourinary syndrome of menopause. Vaginal atrophy is very common and tends to be ongoing or progressive without treatment, but many effective and safe options can relieve symptoms and restore comfort.

Symptoms

Symptoms involve both the vagina and the lower urinary tract and tend to develop gradually:

• Vaginal dryness and a feeling of irritation or burning.
• Itching or soreness of the vaginal area.
• Pain or discomfort during sex and decreased natural lubrication.
• Light bleeding or spotting after intercourse from fragile tissues.
• Urinary symptoms: Urgency, more frequent urination, discomfort with urination, and more frequent urinary tract infections.
• A shortening or tightening of the vaginal canal.

Any vaginal bleeding after menopause should be reported to a doctor, because although it can be due to fragile tissue, it must be evaluated to rule out other causes.

Causes

Vaginal atrophy is caused by a decline in estrogen, which the vaginal and urinary tissues depend on to stay healthy. Situations that lower estrogen include:

• Menopause: The most common cause, as estrogen falls naturally around and after menopause.
• Surgical menopause: Removal of the ovaries.
• Cancer treatments: Some chemotherapy, pelvic radiation, and hormone-blocking therapies, such as those used for breast cancer.
• Breastfeeding and the period after childbirth, when estrogen is temporarily low.
• Certain medications that lower estrogen levels.

As estrogen declines, the vaginal lining thins and produces less lubrication, and the natural acidity that protects against infection changes, which is why irritation and urinary problems become more common.

Risk Factors

• Menopause, whether natural or surgical
• Treatments that lower estrogen, such as certain breast cancer therapies, chemotherapy, or pelvic radiation
• Breastfeeding and the postpartum period
• Not being sexually active, which may reduce blood flow to the tissues
• Smoking, which can affect estrogen and circulation
• Never having given birth vaginally in some cases

Diagnosis

Vaginal atrophy is usually diagnosed from the symptoms and a pelvic examination:

• Symptom review: Discussing dryness, discomfort, painful sex, and urinary symptoms.
• Pelvic examination: Inspecting the vaginal tissues, which may appear pale, thin, dry, and less elastic.
• Evaluation of bleeding: If there is bleeding after menopause, further tests may be done to rule out other causes.
• Urine tests: If urinary symptoms suggest an infection.

No special test is usually needed to make the diagnosis, but evaluation helps exclude infections and other conditions that can cause similar symptoms.

Treatment

Many effective treatments can relieve symptoms, often starting with non-hormonal options:

• Vaginal moisturizers: Used regularly to maintain moisture and comfort.
• Lubricants: Used during sex to reduce friction and discomfort.
• Vaginal estrogen: Low-dose estrogen delivered directly to the vagina as a cream, tablet, or ring is highly effective and works mainly in the local tissue.
• Other prescription options: Certain non-estrogen medicines and tissue-targeted treatments may be used in some situations.
• Staying sexually active or using vaginal stimulation, which helps maintain blood flow and tissue elasticity.

A doctor can help choose the safest option based on your symptoms and medical history, including for women who have had hormone-sensitive cancers, since some treatments need special consideration.

Prevention

Vaginal atrophy cannot always be prevented because it relates to natural hormone changes, but symptoms can be reduced and managed early:

• Use vaginal moisturizers regularly and lubricants during sex
• Stay sexually active or use vaginal stimulation to help maintain blood flow
• Avoid harsh soaps, douches, and scented products that can irritate the area
• Quit smoking, which can worsen tissue and circulation
• Talk to your doctor early about symptoms, as treatment is more comfortable when started sooner

When to See a Doctor

See a doctor if vaginal dryness, irritation, or painful sex affects your comfort or relationships, since effective treatments are available. It is especially important to seek care if you have:

• Any vaginal bleeding or spotting after menopause, which always needs evaluation
• Pain, unusual discharge, or a possible infection
• Frequent urinary tract infections or bothersome urinary symptoms

Many people do not mention these symptoms, but they are common and very treatable, so it is worth raising them with your doctor.

Related Topics

Frequently Asked Questions

References

1. Mayo Clinic. Vaginal atrophy — Symptoms and causes.
2. MedlinePlus, U.S. National Library of Medicine. Vaginal dryness.
3. The North American Menopause Society. Genitourinary syndrome of menopause.
4. Office on Women's Health, U.S. Department of Health and Human Services. Menopause.