Noise-cancelling headphones are battery-powered headphones that actively cancel out the ambient noise surrounding a listener. The most common use for them is during plane journeys. While sound-isolating earphones will block out chatter, it won't get rid of the noise of a jet engine. Noise-cancelling headphones will. Put simply, they work by using tiny microphones that listen to the noise surrounding the listener.
detected esophageal lichen planus in 12 out of 24 patients diagnosed with orocutaneous lichen planus. One-third of these patients showed symptoms such as dysphagia and odynophagia. 2 Esophageal involvement is more frequent in patients with oral lichen planus than in anogenital or cutaneous manifestation.
Lichen planus commonly affects the inner wrists, the forearms and the ankles. It may also affect the scalp, the nails, the inside of the mouth, the genitals and the anus. On the scalp, lichen planus may cause hair loss. Lichen planus of the nails can cause brittle or split nails.In the mouth, it looks like lacy white patches on the inside of the cheeks or on the tongue. Lichen planus of the mouth, genitals or anus can cause soreness and a burning sensation. Sometimes lichen planus affects areas of skin where you had a cut or burn.Men and women can get lichen planus.ichen planus of the mouth, genitals or anus can cause soreness and a burning sensation. Sometimes lichen planus affects areas of skin where you had a cut or burn. Men and women can get lichen planus.