PMC3573453_01
Ulcer measuring 10x8 cm with purulent exudate and undermined edge with overlying necrotic skin over left pretibial region
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F1
Examination revealed two ulcers of sizes 10 x 8 cm and 3 x 2 cm, each with a purulent base and violaceous, undermined edges over the anterior and anterolateral aspect of left lower leg [Figures 1 and 2].
Ulcer showing hypergranulation tissue with ragged edge over anterolateral aspect of left lower leg
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F2
Examination revealed two ulcers of sizes 10 x 8 cm and 3 x 2 cm, each with a purulent base and violaceous, undermined edges over the anterior and anterolateral aspect of left lower leg [Figures 1 and 2].
MRI showing altered signal around left sacroiliac joint
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F3
Owing to his past history and present complaint, magnetic resonance imaging of bilateral hip was done that revealed altered signal around the left sacroiliac joint [Figure 3] and a small collection adjacent to right ischial tuberosity with altered signal within [Figure 4], suggestive of an infective etiology.
MRI showing small fluid collection adjacent to right ischial tuberosity suggesting an infective etiology
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F4
Owing to his past history and present complaint, magnetic resonance imaging of bilateral hip was done that revealed altered signal around the left sacroiliac joint [Figure 3] and a small collection adjacent to right ischial tuberosity with altered signal within [Figure 4], suggestive of an infective etiology.
Histopathology; showing normal epidermis with dermal neutrophilic infiltrate. (H and E, x100)
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F5
Cytological examination of the biopsy taken from the edge of the ulcer revealed normal epidermis with dermis showing perivascular lymphocytic infiltration with endothelial swelling and focal neutrophilic abscess [Figures 5 and 6], consistent with pyoderma gangrenosum.
Histopathology view of dermis showing focal neutrophilic abscess. (H and E, x400)
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F6
Cytological examination of the biopsy taken from the edge of the ulcer revealed normal epidermis with dermis showing perivascular lymphocytic infiltration with endothelial swelling and focal neutrophilic abscess [Figures 5 and 6], consistent with pyoderma gangrenosum.