PMC3012837_01
Necrotizing fasciitis of the patient's left leg at admission. Note violet purpuras with unclear margins and bullae of lateral malleolar area.
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F1
Signs indicative of compartment syndrome involving the right hand and left leg were present, and skin discoloration with bullae was observed over the lateral malleolar area of his left leg (Fig. 1).
Intra-operative findings: (A) right hand, (B) left lower leg. It was easy to separate the fascia from the subcutaneous tissue.
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F2
Intra-operative findings showed large areas of necrotic subcutaneous tissue and fascia but no pus formation (Fig. 2).
Histopathological findings of the soft tissue. (A) The subcutaneous fat tissues showed edematous changes and infiltrates of inflammatory cells mixed with neutrophils (H&E stain, x 100). (B) It shows inflammatory infiltration and thrombosis in the blood vessels (H&E stain, x 400).
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F3
Microscopic histopathology of the sample taken from the necrotic area during debridement is shown Fig. 3.