Abbreviations

• Internal jugular chain (IJC); spinal accessory chain (SAC); sternocleidomastoid muscle (SCM); internal carotid artery (ICA); common carotid artery (CCA); retropharyngeal (RP); retropharyngeal space (RPS)

Definitions

• Lymph nodes are small, bean-shaped organs distributed throughout body that function as part of lymphatic system
  • Mechanical filtration of lymph collected along lymphatic vessels
  • Provides environment in which cellular elements of immune system can interact with & identify antigens within lymph fluid & mount appropriate immune response

Overview

Nodal Nomenclature & Classifications

Image-Based Classification Method

Imaging Approaches

Clinical Importance