Search Results for: hyperkeratosis

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Histologic Diagnosis of Inflammatory Skin Diseases

Infundibulitis secondary to agents topical

…distinguishes some suppurative infundibulitides induced by agents topical from suppurative infundibulitides brought about by other types of factors noninfectious is the presence, concurrent, of comedones. A major provocateur of infundibular…

Histologic Diagnosis of Inflammatory Skin Diseases

“Kyrle’s disease”

…e and of what he pictured in drawings, it never will be known what condition (or conditions) he actually described as “hyperkeratosis follicularis et parafollicularis in cutem penetrans,” a title that in itself is daunting and dizzying….

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…anged as solitary units and in clusters in the epidermis common 10. No dull pink globules within the epidermis as a rule 11. Hyperkeratosis, hypergranulosis, and spinous-cell hyperplasia usual 11. Hyperkeratosis not prominent; no hypergranulosis…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Follicular Occlusion Triad?

…150;237. “The common initiating event in the three diseases of the follicular occlusion triad appears to be follicular hyperkeratosis leading to retention of follicular products.” Lever WF, Schaumburg-Lever G. Bacterial disease. In:…

Atypical case of lichen planus recognized by dermoscopy

Atypical case of lichen planus recognized by dermoscopy

…opic findings prompted us to perform a biopsy for histopathologic assessment. Histopathology, as shown in Figure 3, revealed hyperkeratosis, dense hypergranulosis, vacuolar degeneration of basal cell keratinocytes, band-like lymphocytic infiltration…

An irregular pigmented lesion on the back

An irregular pigmented lesion on the back

…specimen was stained with hematoxylin-eosin. Histopathological examination showed a papillomatous epidermal hyperplasia with hyperkeratosis and cell nests in the dermoepidermal junction (Figure 3) and proliferation of atypical intraepidermal…

Dermoscopic findings in bowenoid papulosis: report of two cases

Dermoscopic findings in bowenoid papulosis: report of two cases

…e periphery of the lesion, and widespread dotted vessels (Figures 2 and 3). A biopsy was done, and the histology showed mild hyperkeratosis, irregular acanthosis, dyskeratosis, cytological atypia and mitosis (Figures 4 and 5), consistent with the…

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