Fig. 7From: Surgery for craniovertebral junction pathologies: minimally invasive anterior submandibular retropharyngeal key-hole approachSchematic figure of different surgical interventions. Legend: white line: maximum decompression area with the transoral method, black line: maximum decompression area with the anterior submandibular retropharyngeal method, red line: the difference between the two methods’ decompression areaBack to article page