Vaginal rash is an eruption on the skin of vagina.

Causes of vaginal rashes with itching:

• Sexually transmitted disease like trichomoniasis.
• Herpes.
• Vaginal candidiasis.
• Diabetes.
• Chicken pox.
• Contact dermatitis.
• Dandruff.
• Dry skin.
• Heat rash.
• Lichen planus.
• Measles.
• Melanoma.

Addition related symptoms:

• Painful urination.
• Vaginal discharge.
• Pain with intercourse.
• Vaginal dryness.

Prevention and treatment:

• Avoid colored or perfumed toilet tissue and bubble bath.
• Avoid feminine hygiene sprays and douches.
• Change out of wet clothing, especially wet bathing suits as soon as possible.
• Cleanse the area by wiping or washing after urinating or having a bowel movement.
• Keep your genital area clean and dry. Use plain and unscented soap.
• Keep your blood sugar under control if you have diabetes.
• Lose weight if you are overweight.
• Wear cotton panties. Avoid panties made of synthetic materials.

Other precautions:

• Avoid overexertion, heat, excessive sweating.
• Avoid scratching.
• Delay sexual activity until the symptoms get better or use a lubricant during intercourse.
• Use condoms to avoid spreading of infection.

When to seek medical advice:

• If you have blisters or ulcers over vagina and vulva.
• If you have burning urination or other urinary symptoms like urgency.
• Unusual vaginal bleeding, swelling or discharge.
• If your partner also has symptoms.
• If the symptoms worsen, lasts longer than one week or recur.

Diagnostic tests:

• Pelvic examination, medical history.
• Culture and microscopic examination of vaginal discharge.
• Pap smear.
• Urine and blood tests.

Treatment:

• Antibiotics for bacterial infections including sexually transmitted infections.
• Antifungals for yeast infections.
• Anti histamines for relief of itching.
• Steroid creams or lotions to reduce inflammation.