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Figure 3: (a) Grade III histopathology grade- Histology shows vessel wall destruction, fibrin deposition on the wall and perivascular area, marked leukocytoclasia, and erythrocyte extravasation (H & E, X100). (b) Grade III histopathology grade- Extensive vessel wall disruption, fibrin deposition and leukocytoclasia (H & E, X400)
