3. Histologically, the characteristic lesion of CWP is the so-called coal macule, which consists of a focal accumulation of coal dust surrounded by a small amount of fibrous tissue.
在组织学上,特征性的煤尘肺损伤被称为“煤斑”,包括少量纤维组织及其包裹局灶性的煤尘沉积。
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4. Histologically, the characteristic lesion of CWP is the so-called coal macule, which consists of a focal accumulation of coal dust surrounded by a small amount of fibrous tissue.