Table 1 Characteristics of the five patients in our series. R = right and L = left. SRS = stereotactic radiosurgery and IGRT = image guided radiation therapy
Patient (age, gender) | Primary Site | Grade | Ki-67% (highest if multiple lesions biopsied) | Unilateral or Bilateral Orbital Involvement (Specific Recti Involved) | Ocular Symptoms | Other Metastatic Sites | Local Treatment Received for Orbital Involvement |
|---|---|---|---|---|---|---|---|
1 (72, female) | Midgut (Jejunum) | G3 | >20% | Bilateral (R medial rectus, L medial rectus, L lateral rectus) | None | Liver, pancreas, intra-abdominal lymph nodes, bone | No radiation |
2 (68, male) | Midgut (Ileum) | G2 | 10% | Bilateral (L extraocular muscles except lateral rectus, R inferior rectus, R inferior oblique, R superior rectus, R medial rectus) | L periorbital swelling and pain | Liver, bone | IGRT 11/2017 |
3 (63, female) | Midgut (Ileum) | G3 | 22% | Bilateral (R medial, L infraorbital) | Diplopia, diminished vision | Calvarium, axial spine, thoracic nodes, liver, pancreas, peritoneum, pericardium | No radiation |
4 (72, male) | Midgut (Ileum) | G2 | NA | Unilateral (L lateral rectus) | Proptosis, diplopia | Mesentery, pelvis, pancreas, omentum | SRS 2/2015 |
5 (61, female) | Midgut (NOS) | G2 | <10% | Bilateral (R lateral rectus, L superior oblique) | Diplopia | Mesentery, bone, liver, mediastinal lymph nodes | IGRT 10/2016 |