13 February 2024
: Case report 
Robotic-Assisted Resection of a Benign Schwannoma of the Obturator Nerve: A Rare Case
Mistake in diagnosis, Unusual setting of medical care, Rare disease
Bruno Mirandola Bulisani
1ABCDEF, Marina Ströher 2ABCDEF, Felipe Martin Bianco Rossi 1ABCDEF, Milena Arruda de Oliveira Leite 3EF*, Murilo Rocha Rodrigues 1ABCDEF, Luiz Guilherme Lisboa Gomes 1ABCDEF, Jaques Waisberg 4ABCDEF
DOI: 10.12659/AJCR.942083
Am J Case Rep 2024; 25:e942083
Table 1. Biodemographic, morphological and surgical data of patients with obturator nerve schwannoma operated by robotic-assisted surgery.
| Case report | Perrin et al | Liakos et al | Chopra et al | |
|---|---|---|---|---|
| Age | 51 | 27 | 58 | 46 |
| Sex | Female | Male | Male | Male |
| Symptoms | Pelvic discomfort | Asymptomatic | Sensory deficit in medial left thigh without loss of muscle function | Left pelvic pain with irradiation to lower left limb |
| Physical examination | Unchanged | Unchanged | Unchanged | Palpable mass |
| Tumor markers | Inexpressible | Inexpressible | No reports | Inexpressible |
| Preoperative histopathological diagnosis | No | Yes | No | No |
| Size | 6.8×5.2×2.9 cm | 5.7×4.2 cm | 0.9×0.5×0.3 cm | 6×4.9×4.9 cm |
| Adjacent invasion | No | No | No | No |
| Nerve preservation | Yes | Yes | Yes | 6-cm resection of the nerve |
| Bleeding | 10 mL | 15 mL | 100 mL | 100 mL |
| Surgical time | 85 min | 130 min | 210 min | 240 min |
| Conversion | No | No | No | No |
| Transient neurological deficit | Throbbing pain in medial left thigh for 1 week | No | Sensory dysfunction of the medial face of the left thigh lasting 1 week | No |
| Permanent neurological deficit | No | No | No | No |
| Hospitalization time | 1 day | 4 days | 8 days | 3 days |