内反尖足

https://www.msdmanuals.com/ja-jp/%E3%83%9B%E3%83%BC%E3%83%A0/23-%E5%B0%8F%E5%85%90%E3%81%AE%E5%81%A5%E5%BA%B7%E4%B8%8A%E3%81%AE%E5%95%8F%E9%A1%8C/%E9%A1%94%E9%9D%A2%E3%80%81%E9%AA%A8%E3%80%81%E9%96%A2%E7%AF%80%E3%80%81%E3%81%8A%E3%82%88%E3%81%B3%E7%AD%8B%E8%82%89%E3%81%AE%E5%85%88%E5%A4%A9%E7%95%B0%E5%B8%B8/%E5%86%85%E5%8F%8D%E8%B6%B3%E3%81%A8%E3%81%9D%E3%81%AE%E4%BB%96%E3%81%AE%E8%B6%B3%E3%81%AE%E7%95%B0%E5%B8%B8