Intraepithelial carcinoma (Bowen disease) - Intraepithelial Carcinoma (Morbus Bowen)https://en.wikipedia.org/wiki/Squamous_cell_skin_cancer
Intraepithelial Carcinoma (Morbus Bowen) (Intraepithelial carcinoma (Bowen disease)) cellulae squamae atypicae per totam epidermidis crassitudinem proliferatam ostenduntur. Tumor totus in epidermide coarctatur nec in dermidem penetrat. Hic morbus technice carcinomati similis indicatur, sed carcinomata communia non‑invasiva differunt. (i.e. est cancer cum bonā praesentatione).

Saepe apparet ut regio erythematosa, squamosa vel tecta alicubi in corpore. Locus communis est in cruribus.

Sanatur per varias optiones curationis, ut cryotherapy, curettagia, cauterium, therapia photodynamica, vel excisio laesionis.

Diagnostica et curatio
#Dermoscopy
#Skin biopsy
#Mohs surgery
#Photodynamic therapy
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  • Casus typicus Intraepithelial Carcinoma (Morbus Bowen) (Intraepithelial carcinoma (Bowen disease)) misdiagnosus potest esse diuturnus, scabie non‑scansens.
  • Cornu cutaneum — dissimilis verrucis, nodulus durum consistit, et biopsia malignitatem excludere necessaria est.
  • Si vulnus diuturnius manet, cancer cutis considerari oportet.
  • Carcinoma intraepitheliale (Morbus Bowen) (Intraepithelial carcinoma (Bowen disease)) casus typicus
  • In hoc casu etiam Irritated seborrheic keratosis diagnosis differentialis potentialis considerari potest.
  • Saepe fallitur propter allergic inordinationem (exempli gratia nummular eczema).
  • Carcinoma intraepiteliale (Morbus Bowen) (Intraepithelial carcinoma (Bowen disease)) casus typicus.
  • Alius casus typicus notas morphologicas similes ad conditiones allergicas exhibet.
References Bowen's Disease 35287414 
NIH
Bowen's disease (BD) est forma canceris cutis quae incipit in tegumento cutis (epidermide). Communior est inter Caucasienses et saepe in locis sole exposita occurrit, sed alibi quoque apparere potest. BD typice se manifestat quasi unicum lesum. BD saepe observatur ut praenuntium antequam gravioris generis cancer cutis occurrat. Ad curandam BD, medici plerumque nituntur in examinando exempla sub microscopio (biopsy).
Bowen's disease (BD) is an in-situ squamous cell carcinoma of epidermis. The etiology of BD is multifactorial with high incidence among Caucasians. BD is common in photo-exposed areas of skin, but other sites can also be involved. Lesions are usually solitary. The morphology of BD differs based on age of the lesion, site of origin, and the degree of keratinization. BD is considered as the lull before the storm, which precedes an overt squamous cell carcinoma. Histopathology is the gold standard diagnostic modality to confirm the diagnosis.
 Bowen disease - Case reports 17001052 
NIH
Bowen's disease maxime afficit homines albos, senes, super 60 annos. Claves factores periculi includunt diuturnam expositionem ad solem, immunitatem infirmam, expositionem ad arsenicum, et infectionem cutis HPV. HPV typi 16, 18, 34, et 48 coniuncti sunt cum morbo Bowen in locis genitalibus. Implicatio HPV in casibus non‑genitalibus minus clara est.
Bowen disease is most commonly found in white patients over 60 years old. Other risk factors include chronic sun exposure, immunosuppression, arsenic exposure and cutaneous human papillomavirus (HPV) infection. HPV types 16, 18, 34 and 48 cause Bowen disease at genital sites; the role of HPV in nongenital cases of Bowen disease is less well defined. HPV types 2, 16, 34 and 35 have been rarely identified within nongenital lesions.