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Figure 1

From: Clinical presentations and long term prognosis of childhood onset polyarteritis nodosa in single centre of Korea

Figure 1

Pathologic and radiologic findings. (a) Histological findings for skin tissue: medium-sized vessels in the subcutis exhibiting lympho-histiocytic, some neutrophilic, and slight eosinophilic infiltration. (b) Brain arteriography showing small microaneurysms in the distal cerebral arteries and brain MRI showing brain infarction. (c) Ascending aortography showing multiple aneurysms and peripheral vascular luminal narrowing in the superior mesenteric artery, inferior mesenteric artery, and renal (bilateral), splenic, and right coronary arteries. Abdominal CT showing renal infarction and renal cortical thickening. MRI: magnetic resonance imaging; CT: computed tomography.

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