Definition: Multiple pigmented( melanin) macules of the skin and mouth mucosa and multiple polyposis of the small intestine.

• 遗传性胃肠道息肉病伴粘膜皮肤色素沉着征，或简称黑斑-息肉综合征。指胃肠道有散在息肉，息肉较大，而且可有蒂及分叶状；同时皮肤粘膜有多发性黑色素痣，罕见疾病。