Unusual cave-like subacromial bone erosion caused by suture-knots for rotator cuff repair with pathological findings of foreign-body granuloma from polyethylene particle

• Takefumi Sakaguchi, MD,
• Shinji Mishima, MD, PhD,
• Shinya Ishizuka, MD, PhD,
• Hiroki Oba, MD, PhD,
• Takafumi Mizuno, MD, PhD,
• Itaru Kawashima, MD,
• Jun Fukui, MD,
• Sei Fujii, MD, PhD,
• Shiro Imagama, MD, PhD

Affiliations

Takefumi Sakaguchi, MD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

Shinji Mishima, MD, PhD

Department of Orthopedic Surgery, JCHO Tokyo Shinjuku Medical Center, Tokyo, Japan

Shinya Ishizuka, MD, PhD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan; Corresponding author: Shinya Ishizuka, MD, PhD, Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, 65 Tsurumaicho, Showaku, Nagoya, Aichi 4668560, Japan.

Hiroki Oba, MD, PhD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

Takafumi Mizuno, MD, PhD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

Itaru Kawashima, MD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

Jun Fukui, MD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

Sei Fujii, MD, PhD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

Shiro Imagama, MD, PhD

Department of Orthopedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan