Search Results for: hyperkeratosis

Keratotic papules of palms and soles

Keratotic papules of palms and soles

…erkeratotic polygonal papules on dorsum and lateral aspects of hands and feet. The histological features are pronounced orthohyperkeratosis and hyalinized and homogenous collagen, with the presence of elastorrhexis in acrokeratoelastoidosis, which…

Syphilitic alopecia: uncommon trichoscopic findings

Syphilitic alopecia: uncommon trichoscopic findings

…the center of the patches, along with few black dots. Diffuse whitish scaling, erythematous background, and focal follicular hyperkeratosis were also observed. Vellus hairs were detected at the periphery of the alopecic patches. Interestingly, we…

Dermoscopy of a single plaque on finger

Dermoscopy of a single plaque on finger

…ted thin-walled capillaries congested with red blood cells in the upper dermis (Figure 3). Figure 3. Photomicrograph showing hyperkeratosis, acanthosis, elongated rete ridges, dilated thin walled capillaries congested with red blood cells….

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ion of melanoma. 11.11.8A: Perivascular dermatosis, lichenoid + 11.11.8B: Lymphocytes only, acanthosis, hypergranulosis, and hyperkeratosis = Lichen planus-like keratosis, late The changes at the periphery shown here represent what is referred to as…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…virus imposed on psoriasis. The many neutrophils signal how acute the process is; the verrucous configuration and the marked hyperkeratosis convey how chronic it is. 10.90.16A: Perivascular dermatitis, psoriasiform + 10.90.16B: Lymphocytes around…

Dermoscopic findings in a patient with multiple piloleiomyomas

Dermoscopic findings in a patient with multiple piloleiomyomas

…ious amounts of collagen bundles. (B) The black arrows emphasize elongation of the rete ridges associated with focal compact hyperkeratosis. [Copyright: ©2012 Paschoal et al.] Discussion Cutaneous leiomyomas are rare benign tumors arising from…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Verruciform Xanthoma?

…times, may go unrecognized. It is analogous to other patterns in the skin that are epithelial entirely such as epidermolytic hyperkeratosis, focal acantholytic dyskeratosis, cornoid lamellation, pale-cell acanthosis, and epithelial mucinosis and…