PMC4314885_01
Annular plaque with erythematous to violaceous, raised, indurated periphery and centrally atrophied plaque over the left lower limb involving the entire knee joint and posterior aspect of the upper leg
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F1
At the time of presentation to our centre, she had an annular plaque of size 15 x 12 cm having an erythematous to violaceous, raised, indurated and tender periphery and a centrally atrophied plaque extending from the lower third of thigh, involving the knee joint along with the popliteal fossa and downward up to the upper one-third of left leg [Figure 1].
Post-treatment photograph showing flattening of plaque and reduction of erythema with center of the plaque showing three hypertrophic scar marks
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F2
The center of the plaque showed three hypertrophic scar marks of the previous incision and drainage [Figure 2]. She responded well to treatment [Figure 2].
Photomicrograph showing infiltration of eosinophils in septa and lobules of subcutaneous fat shown with the help of arrow (H and E, x400)
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F3
Skin biopsy confirmed a diagnosis of eosinophillic panniculitis showing infiltration of eosinophils in subcutaneous fat [Figure 3].