Case report: A case of piriformis pyomyositis and pyogenic sacroiliitis due to non-typhoidal Salmonella bacteremia in an immunocompetent healthy adult oleh Atsuhiro Kanno, Kohei Suzuki, Daiki Narai, Akinobu Aihara, Takehito Ito, Takahiro Ohara, Kazuhiro Sumitomo, Katsutoshi Furukawa