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![Lymph nodes of the perimandibular area: from anatomical classification to pathological role in cancer of the oral cavity, oropharynx and skin](https://image.oaes.cc/388bc247-7448-4c57-ba9d-e7e65a4e2574/5741.fig.1.jpg)
Figure 1. Lymph nodes of the submandibular area according to Rouviere’s classification. AVF: Anterior Facial Vein; SM: submandibular Vein; SG: submandibular Gland; A: prevascular node a.k.a. Node of Stahr; B: retrovascular node; C: preglandular node; D: retroglandular node; E: intraglandular nodes. A+B aka Perifacial nodes; A+B+C+D aka Perimarginal nodes.