Extremely rare case of retroperitoneal “ancient” schwannoma with significant cystic change embedded in the psoas muscle

• Che‐Yuan Wang,
• Hsin‐Ling Yin,
• King‐Teh Lee,
• Kung‐Kai Kuo

Affiliations

Che‐Yuan Wang

School of Post‐Baccalaureate Medicine Kaohsiung Medical University Kaohsiung City Taiwan

Hsin‐Ling Yin

College of Medicine Kaohsiung Medical University Kaohsiung City Taiwan

King‐Teh Lee

College of Medicine Kaohsiung Medical University Kaohsiung City Taiwan

Kung‐Kai Kuo

College of Medicine Kaohsiung Medical University Kaohsiung City Taiwan