| Weber et al.6) | 65/F | Left | 20 mm | Left | Fisch type A | Schwannoma and glomus tumor removed in one operation via the translabyrinthine approach |
| Falcioni et al.7) | 72/F | Left | 5 mm | Left | Fisch type A | Close observarion |
| Schallawitz et al.8) | 79/F | Right | 12 mm | Right | Fisch type C | Close observarion |
| Moumoulidis et al.9) | 66/F | Right | 15 mm | Left | Fisch type D | Schwannoma: observation Glomus tumor: embolization and radiotherapy |
| Sass et al.11) | 69/F | Right | 8 mm | Left | Fisch type C | Close observarion |
| Lee et al.* | 69/F | Left | 16 mm | Right | Fisch type A | Schwannoma: observation Glomus tumor: embolization and removed by transcanal endoscopic ear surgery |