Sphenoethmoid mucoceles are rare, benign, and expansile cyst-like lesions of the paranasal sinuses.They form secondary to chronic inflammation or sinus ostia obstruction.是什么意思_Sphenoethmoid mucoceles are rare, benign, and expansile cyst-like lesions of the paranasal sinuses.They form secondary to chronic inflammation or sinus ostia obstruction.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句