Pityriasis amiantaceahttps://en.wikipedia.org/wiki/Pityriasis_amiantacea
Pityriasis amiantacea est conditio eczematosa cutis capitis in qua tenaciter inhaerentia squamae se develop. Non plerumque cicatricem aut alopeciam producit.

Pityriasis amiantacea cutem attingit sicut squamae nitidae densissimae. Squamae cingunt et capillos cingunt. Conditio potest esse localis ad parvam regionem vel totum capitis verticem implicare. Temporaria alopecia et cicatricem alopeciam ob frequentes remotiones capillorum squamae adnexarum fieri possunt. Rarus morbus est.

Curatio OTC Medicamenta
*Agentia keratolytica continens uream possunt auxilium reducere squamas crassas.
#40% urea cream

* Utere shampoo anti-dandruff (anti-dandruff) quotidie.
#Ciclopirox shampoo
#Ketoconazole shampoo
#Fluocinolone shampoo
#Pyrithione zinc shampoo
#Selenium sulfide shampoo

* Steroidia OTC topica applicare solum ad areas scalpitis pruriginosae. Animadverte nimium steroidis ad cutem applicatio folliculitis causare potest.
#Hydrocortisone cream
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      References Pityriasis amiantacea - Case reports 25506575 
      NIH
      Puer XIV annorum presentavit cum squamis crassis, fulvis‑brunneis, ad capillos adnexis, maxime circa regionem fronto‑parietalem et verticem. Areae affectae rubrae erant et squamose, cum damno capillorum, sed cicatrices nullae. Examen KOH squamarum et capillorum et cultura fungorum negativa.
      A 14-year-old male patient presented with focal masses of thick, adherent, plate like, yellow-brown scales, attached to the hair shafts, predominantly affecting the fronto-parietal area and vertex of the scalp. The underlying scalp had thick, erythematous plaques with fine, non greasy, silvery-white scaling with noncicatricial alopecia. Potassium hydroxide examination of scales and hair and culture for fungus was negative.
       Pityriasis amiantacea: a study of seven cases 27828657 
      NIH
      The disease may be secondary to any skin condition that primarily affects the scalp, including seborrheic dermatitis. Its pathogenesis remains uncertain. We aim to analyze the epidemiological and clinical profiles of patients with pityriasis amiantacea to better understand treatment responses. We identified seven cases of pityriasis amiantacea and a female predominance in a sample of 63 pediatric patients with seborrheic dermatitis followed for an average of 20.4 months. We reported a mean age of 5.9 years. Five patients were female, with a mean age of 9 years. All patients were successfully treated with topic ketoconazole.