WebJun 19, 2024 · Irregular epidermal hyperplasia with a jagged “sawtooth” appearance, compact hyperkeratosis or orthokeratosis, foci of wedge-shaped hypergranulosis, basilar vacuolar degeneration, slight spongiosis in the spinous layer, and squamatization. The dermal papillae between the elongated rete ridges are frequently dome shaped. WebThe epidermis forms an undulating appearance, with intermittent regular protrusions of the epidermis layer (rete ridges or pegs) into the upper layers of the underlying dermis. In …
Sawtooth Ridge : Climbing, Hiking & Mountaineering : SummitPost
WebJun 10, 2024 · Horn et al reported that the lichen planus–like histologic changes (acanthosis, hypergranulosis, sawtooth rete ridges) believed to represent chronic GVHD occur before the 100th day after transplantation in approximately 15% of patients. In addition, lichen planus–like histologic changes, seen in either the acute or chronic clinical … WebDense pigment rings (the grid) are due to projections of rete pegs or ridges. The paler ‘holes’ are due to projections of dermal papillae. A fine regular network is seen in some typical and atypical benign melanocytic lesions. In some sites the network is widened (larger ‘holes’). It does not have to occupy the whole lesion. rick gohlke neshkoro wi obituary
Rete pegs - Wikipedia
Websawtooth rete ridges. lichenoid drug - 3. lichenoid IF derm has eos often- parakeratosis. Other sets by this creator. 6.2 Cysts. 31 terms. roxanna_elizabeth. 6.8 Smooth muscle neoplasms. 3 terms. roxanna_elizabeth. 6.10 Fibrohystiocytic neoplasms. 72 terms. roxanna_elizabeth. 6.7 Neural neoplasms. 38 terms. WebOct 13, 2024 · Principal findings consist of thickening of the stratum corneum without nuclei present (hyperkeratosis without parakeratosis); irregular thickening of the stratum granulosum; destruction of the stratum basale; alteration or loss of rete ridges resulting in a sawtooth appearance; and a dense band of lymphocytes infiltrating the dermis along the ... WebMar 8, 2015 · Causes of lichenoid interface dermatitis. • Lichenoid regression of a melanocytic lesion (usually lentigo maligna) The biopsy in each of these conditions … rick goforth electric