Granuloma, Plasma Cell, Orbital

Inflammatory Pseudotumor of Orbit; Inflammatory Pseudotumor, Orbital; Orbital Inflammatory Pseudotumor; Pseudotumor, Orbital Inflammatory; Inflammatory Pseudotumors, Orbital; Myositides, Orbital; Orbit Inflammatory Pseudotumor
A chronic neoplasm-like inflammatory reaction, usually affecting the orbital tissues of both eyes, also known as orbital myositis.