Dermatomyositis – low magnification
Dermatomyositis
LEGEND
- Epidermal atrophy leading to effacement of epidermal ridges
Papillary dermal edema, visible as dermal pallor
Dermatomyositis
LEGEND
Epidermal atrophy with loss of epidermal contour
Dilated vessels in the papillary dermis
- Perivascular lymphocytic infiltrates
Dermatomyositis
LEGEND
Thickening of the epidermal basement membrane
Liquefactive vacuolar interface dermatitis (degeneration of basal keratinocytes)
Dermatomyositis
LEGEND
Vacuolar interface dermatitis
Dermatomyositis
LEGEND
Dilated vessels in the papillary dermis
Perivascular lymphocytic infiltrates
