プロテウス症しょう候こう群ぐんMeanings1nounProteus syndromemedicineA rare congenital disorder characterized by overgrowth of bones, skin, and other tissues. Medical term.プロテウス症しょう候こう群ぐんは非ひ常じょうにまれな疾しっ患かんです。Proteus syndrome is a very rare disease.