Differential Diagnosis in Dermatopathology

Differential Diagnosis

…igures 12. Mitotic figures may be abnormal 13. No contiguous superficial squamous-cell carcinoma in the form of solar keratosis or Bowens disease 13. Contiguous solar keratosis or Bowens disease not uncommon 14. An underlying proces

Dermatology Practical & Conceptual

Large cell acanthoma: a debate throughout the decades

…ear variability and the occasional finding of dyskeratoses and suprabasal mitoses, and concluded that LCA is probably a cytologic variant of Bowens disease [3]. In 1992, there was a long, constructive series of papers published in the April is

Differential Diagnosis in Dermatopathology

Discussions

…are very superficial squamous-cell carcinomas that may remain superficial for the lifetime of a patient or may grow to become metastasizing squamous-cell carcinoma. The same principle applies to Bowens disease. It also is a superficial squamo…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

s of abnormal cornification throughout a thickened epidermis = Bowens disease  At scanning magnification, this superficial expression of squamous-cell carcinoma of one type could be misconstrued as an inflammatory process. By paying heed to at…

Differential Diagnosis in Dermatopathology

Verruca vulgaris vs. Verrucous solar keratosis

…tinocytes that when present as a keratotic macule or papule on skin damaged badly by sunlight is referred to as solar keratosis. When present as a plaque it is termed Bowens disease, and when present as many papules in the anogenital region it…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Pagetoid Bowens disease Extramammary Paget’s disease 1. Parakeratosis usual 1. Orthokeratosis usual 2. No abnormal pale cells in the stratum corneum 2. Abnormal pale cells in the stratum corneum often 3. Epithelial cells with ab…

Differential Diagnosis in Dermatopathology

Images

Pagetoid Bowens disease Extramammary Paget’s disease