Search Results for: hyperkeratosis

Pityriasis rubra pilaris-like eruption following insulin therapy initiation

Pityriasis rubra pilaris-like eruption following insulin therapy initiation

…yright: ©2016 Badri et al.] Histopathology A skin biopsy was performed, and histopathological examination revealed irregular hyperkeratosis with orthokeratosis and parakeratosis in addition to dilated hair follicles and keratinous plugs (Figure 3)….

Regressing basal-cell carcinioma masquerading as benign lichenoid keratosis

Regressing basal-cell carcinioma masquerading as benign lichenoid keratosis

…ic resemblance to lichen planus by virtue of epidermal hyperplasia, a sawtooth pattern of rete ridges, wedge-shaped zones of hyperkeratosis, orthokeratosis, vacuolar changes at the dermo-epidermal junction, individual necrotic keratocytes, and a…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Discoid Lupus Erythematosus versus Systemic Lupus Erythematosus? II

…ociated with mild systemic illness. Weedon D. Skin Pathology. 2nd ed. London: Churchill Livingstone. 2004:47. “Nailbed hyperkeratosis may be observed in both SLE and discoid lupus erythematosus (DLE).” Richert B, Andre J, Bourguignon R,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Chondrodermatitis Nodularis Helicis?

…eratosis surface epidermal hyperplasia, and marked hyperplasia of infundibular epidermis associated with hypergranulosis and hyperkeratosis of infundibula. When animated scratching or analogous trauma supervenes, an erosion or ulceration develops,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Cutaneous Horn?

…icate whether the keratosis is a verruca, a seborrheic keratosis, or a solar keratosis (or an acrokeratosis verruciformis, a hyperkeratosis lenticularis, a keratoacanthoma). Squamous papilloma describes the appearance histopathologic of any digitate…

Isolated giant molluscum contagiosum mimicking epidermoid cyst

Isolated giant molluscum contagiosum mimicking epidermoid cyst

…biopsy was offered with preliminary diagnosis of epidermoid cyst and isolated giant molluscum. Histopathologically epidermal hyperkeratosis, acanthosis, widespread viral cytopathic effect and intracytoplasmic inclusion bodies were seen (Figure 3)….

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….

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…