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Lichen planus (LP) is a chronic inflammatory and immune mediated disease that affects the skin, nails, hair, and mucous membranes. Cutaneous lichen planus (CLP) most commonly involves the flexor surfaces of the extremities and presents as small itchy violaceous Papules in middle-aged adults.
- Reticular Oral Lichen Planus - PMC - PubMed Central (PMC)
The epithelium was mildly atrophic with blunted rete ridges....
- Reticular Oral Lichen Planus - PMC - PubMed Central (PMC)
19 cze 2023 · Histopathologic features of hypertrophic lichen planus, which include pseudoepitheliomatous hyperplasia, dense lymphocytic infiltrate most prominent at the tips of rete ridges with apoptotic keratinocytes, and scattered eosinophils (hematoxylin-eosin, original magnification ×2).
Essential features. Papule or plaque located on hair bearing or hairless vulvar or perianal area. Band-like lymphocytic infiltrate at the dermoepidermal junction. Features of destruction of basal keratinocytes. Terminology.
9 lip 2024 · Representative case of hypertrophic lichen planus, showing lichenoid inflammation with foci of subepidermal clefting (A and B). In this lichen planus variant, the inflammation is typically concentrated around the rete ridges, which assume a more rounded morphology.
The epithelium was mildly atrophic with blunted rete ridges. At low power, a dense band-like infiltrate of small blue cells is seen in the superficial lamina propria (Fig. 2 ), which on high power are readily identified as lymphocytes.
31 sty 2023 · The prevalence of oral lichen planus is 0.1% to 2.2%. The 2 most common clinical patterns of oral lichen planus are reticular and erosive. Reticular oral lichen planus is named because of its characteristic pattern of interlacing white lines (Wickham striae). Comment Here Reference: Lichen planus
7 cze 2021 · Histological characteristics in lichen planus. Cutaneous lichen planus showing acanthotic epidermis with sawtoothed rete ridges, orthohyperkeratosis, wedge shaped hypergranulosis, basal vacuolar degeneration with apoptotic keratinocytes and a band like subepidermal lymphohistiocytic infiltrate obscuring the dermoepidermal junction (a, b).
