Noun(1) any of several eruptive skin diseases characterized by hard thick lesions grouped together and resembling lichens growing on rocks(2) any thallophytic plant of the division Lichenes; occur as crusty patches or bushy growths on tree trunks or rocks or bare ground etc.
(1) But it may be associated with another inflammatory skin condition called lichen planus.(2) Thus, the patient should be examined for the characteristic lacy white patterned and erosive lesions of the oral and genital mucosa to rule out lichen planus.(3) Some authors have speculated that the trauma and increased infection related to sexual abuse may act as a trigger to developing lichen sclerosus, related to Koebnerisation, which is known to occur in this disease.(4) This is fairly common, is seen almost exclusively in women over middle age, and is usually a manifestation of lichen planus or mucous membrane pemphigoid.(5) The reported rates of association have differed widely, probably because of varying study design, oral versus cutaneous lichen planus and geography.(6) However, there is very positive evidence that many oral lichen planus sufferers test as hypersensitive to mercury.(7) Other causes of genital dermatitis, such as lichen planus, can cause similar symptoms.(8) the cedars are festooned with lichen(9) The differential diagnosis includes psoriasis, lichen simplex chronicus, prurigo nodularis, and lichen planus.(10) Vulvar symptoms may be caused by an underlying genital dermatological condition, such as dermatitis or lichen sclerosus(11) The signs of oral lichen planus are white streaks on the cheeks and gums, which are usually painless and not itchy.(12) They are totally benign, although occasional patients or physicians become concerned about them or misdiagnose them as, for example, thrush or lichen planus.(13) My mouth and tongue are severely inflamed and a biopsy has diagnosed lichen planus.(14) Signs and symptoms of oral lichen planus may last weeks to months and include a dry or sore mouth, a burning sensation or a metallic taste.(15) Dissecting cellulitis, lichen planopilaris, and folliculitis decalvans also may cause scarring alopecia.(16) The white buccal lesions of oral lichen planus may necessitate biopsy to exclude leukoplakia, candidiasis, and secondary syphilis.
1. moss ::
2. lichen ::
3. upstart ::
4. mushroom ::
5. fungus ::
Different Formslichen, lichens
English to Welsh Dictionary: lichen
Meaning and definitions of lichen, translation in Welsh language for lichen with similar and opposite words. Also find spoken pronunciation of lichen in Welsh and in English language.
Tags for the entry "lichen"
What lichen means in Welsh, lichen meaning in Welsh, lichen definition, examples and pronunciation of lichen in Welsh language.