Table 1.
Summary of Outcomes from Selected Studies Employing Different Endoscopic Decompression Techniques. Reduction in proptosis values were reported as a mean. CON = compressive optic neuropathy; IOS = inferomedial orbital strut; NR = not reported.
| Technique details | Reduction in proptosis (mm) | Diplopia resolution | New‐onset diplopia | Reported complications | Citations |
|---|---|---|---|---|---|
| Endoscopic 2‐wall decompression without IOS preservation | |||||
| Endo medial and inferior wall removal | 3.06–4.7 | 0–5% | 20–50% | Epiphora, acute sinusitis34 | 21, 34, 35 |
| Endoscopic 2‐wall decompression with IOS preservation | |||||
| Endo medial and inferior wall removal | 1.63–4.6 | 0–12% | 0–47% | Periorbital hematoma36 | 19, 21, 36 |
| Endoscopic balanced 3‐wall decompression with IOS preserved | |||||
| Combined endo and external medial, inferior and lateral wall removal | 3.4–5.0 | 11–44% | 0–16% | V2 anesthesia, corneal abrasion15, epistaxis, epiphora, sinusitis, chemosis17 | 15, 17, 21 |
| Endoscopic sling preservation | |||||
| Endo preservation of medial periorbital sling as part of combined, balanced approach | 5.1 | 50–57% | 0–6% | See Yao et al.17 | 16, 17 |
| Endoscopic orbital fat decompression | |||||
|
Endo medial wall and intraconal fat removal IOS and sling preserved |
6.2 | NR | 0% | Epistaxis | 32 |
| Endoscopic selective decompression for CON | |||||
|
Posterior medial wall decompression IOS preserved some with floor removal |
2.2–3.1 | NR28, 6.7%15 | 0% | See Kingdom et al.15 | 15, 29 |