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 planopilaris (follicular lichen planus) is one such alopecia condition, and is classified as a primary inflammatory scarring alopecia. Classic lichen planopilaris (LPP) is a variant of lichen planus, a common skin disease that affects other areas of the body skin away fro mthe scalp.Lichen planopilaris affects the hairy areas of the body, causing inflammation, hair loss, and scarring.It is considered as a variant of lichen planus as it follows the same development pattern as classic lichen planus.ichen planopilaris also known as follicular lichen planus, is manifested by tiny red spiny papules around a cluster of hairs. Sometimes even blistering occurs in the lesions. In some cases, no follicular scaling or inflammation is present but bald areas of scarring slowly appear.