Ads
related to: diagram of lichen planus pictures
Search results
Results From The WOW.Com Content Network
Lichen planus may be categorized as affecting mucosal or cutaneous surfaces.. Cutaneous forms are those affecting the skin, scalp, and nails. [10] [11] [12]Mucosal forms are those affecting the lining of the gastrointestinal tract (mouth, pharynx, esophagus, stomach, anus), larynx, and other mucosal surfaces including the genitals, peritoneum, ears, nose, bladder and conjunctiva of the eyes.
Plate XXXIII, Lichen planus et acuminatus Fig 1 (left) Lichen acuminatus seu pityriasis rubra pilaris, right upper arm and elbow Fig 2 (centre) Lichen acuminatus seu pityriasis rubra pilaris, palm of right hand. Fig 3 (right) Lichen planus, back of right wrist and hand General Collections Keywords: Skin Diseases
Wickham striae or Wickham's striae are whitish lines visible in the papules of lichen planus and other dermatoses, typically in the oral mucosa. [1] The microscopic appearance shows hypergranulosis. They are named after Louis Frédéric Wickham. [2] [3]
Bullous lichen planus (vesiculobullous lichen planus) Erosive lichen planus; Erythema dyschromicum perstans (ashy dermatosis, dermatosis cinecienta) Giant cell lichenoid dermatitis; Hepatitis-associated lichen planus; Hypertrophic lichen planus (lichen planus verrucosus) Idiopathic eruptive macular pigmentation; Inverse lichen planus
It can be a manifestation of lichen planus, psoriasis, alopecia areata, immunoglobulin A deficiency, atopic dermatitis, and ichthyosis vulgaris. [7] "The longitudinal striations can occur as a normal part of the aging process", [2] and not until the nails start to thin and get a sandpaper look is the condition called trachonychia. The nails are ...
A fruticose lichen may have flattened "branches", appearing similar to a foliose lichen, but the underside of a leaf-like structure on a fruticose lichen is the same color as the top side. The leaf-like lobes of a foliose lichen may branch, giving the appearance of a fruticose lichen, but the underside will be a different color from the top side.
Thallus (pl. thalli) – the vegetative body of a lichen, made up of both mycobiont and photobiont components. [21] Cortex – the lichen's outer layer(s), made up of tightly woven fungal filaments. [22] Isidium (pl. isidia) – outgrowths of the thallus which contain photobiont cells and provide means of vegetative reproduction for some ...
Lichen planus Pterygium unguis (or dorsal pterygium [ 1 ] : 660 ) forms as a result of scarring between the proximal nailfold and matrix, with the classic example being lichen planus , though it has been reported to occur as a result of sarcoidosis and Hansen's disease .