溃疡形成是急性炎症的结局之一。图示溃疡形成于上皮表面。胃粘膜已经消失或溃烂。图中央左侧可见一个大溃疡和红斑周围几个相邻的小溃疡。
One consequence of acute inflammation is ulceration. This occurs on epithelial surfaces. Here the gastric mucosa has been lost, or ulcerated. A larger ulcer and several adjacent smaller ones with surrounding erythema appear at the left of center.