Atrophic vaginitis is a condition that occurs due to a decrease in estrogen levels in postmenopausal women. It results in thinning, drying and inflammation of the vaginal walls. Common symptoms include vaginal dryness, itching, burning sensation and pain during sexual intercourse. Treatment options for atrophic vaginitis include topical estrogen therapy in the form of creams, tablets and rings. Other alternatives include moisturizers and lubricants.