Fig. 4From: More than meets the naked eye: an unusual psoriatic arthritis mimicry and the important role of dermoscopic examinationa Parakeratosis (black arrow) at the surface of the epidermis with elongation of the rete ridges (yellow arrow). b Spongiosis of the epidermal layer (green arrow). c Small capillaries proliferation (red arrow) with surrounding mixture of inflammatory cells, predominantly lymphocytes. (H&E stain, 40x)Back to article page