A biopsy of the woman’s leg papules demonstrated collagen bundles perforating and extruding through the epidermis. The collagen formed a plug and lay within a cup-shaped epidermal depression. A sparse ...
A biopsy of one of the papules revealed vacuolar change at the dermal-epidermal junction, follicular plugging, and hyperkeratosis. The girl was diagnosed with discoid lupus erythematosus (DLE) ...