Conclusion: Y presence rate is of no significance between CHM and in 13 PHM, which suggests that there is not much correlationship between pathologic and genetic classifications of HMs.

• 结论：Y染色体在病理学完全性和部分性葡萄胎中的出现率差异无统计学意义，提示葡萄胎的遗传学类型与病理分类可能并不存在完全的对应关系。