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A lichenoid eruption is a skin disease characterized by damage and infiltration between the epidermis and dermis. [1] Examples include lichen planus, lichen sclerosus and lichen nitidus. It can also be associated with abrasion or drug use. [2]
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.
Lichenoid keratosis (benign lichenoid keratosis, lichen planus-like keratosis, solitary lichen planus, solitary lichenoid keratosis) Linear verrucous epidermal nevus (linear epidermal nevus, verrucous epidermal nevus) Malignant acrospiroma (spiradenocarcinoma) Malignant mixed tumor (malignant chondroid syringoma) Malignant trichilemmal cyst ...
Treatment is aimed at reducing itching and minimizing existing lesions because rubbing and scratching exacerbate LSC. The itching and inflammation may be treated with a lotion or steroid cream (such as triamcinolone or Betamethasone) applied to the affected area of the skin. [7] Night-time scratching can be reduced with sedatives and ...
Sometimes tendency for lichenoid infiltrate [notes 4] [17] Mild vascular damage, mainly endothelial swelling and focal karyorrhectic debris. [17] Red blood cell extravasation. [17] The epidermis may be normal or may exhibit spongiosis, focal parakeratosis, exocytosis and/or vacuolar change. [17] Erythema annulare centrifugum Superficial types: [18]
It can also cause swelling, redness, pain and numbness or tingling radiating out from the bite, MedlinePlus says. And, unlike, brown recluse bites, a black widow spider bite can cause symptoms ...
Actinic keratosis (AK), sometimes called solar keratosis or senile keratosis, [1] [2] is a pre-cancerous [3] area of thick, scaly, or crusty skin. [4] [5] Actinic keratosis is a disorder of epidermal keratinocytes that is induced by ultraviolet (UV) light exposure ().
About 5.4 million basal and squamous cell cancers (the two most common types of skin cancer) are diagnosed each year in the U.S., and about 80% of those are basal cell cancers, the American Cancer ...