Table 1-5.

Numbers and naming of regional lymph nodes

(1) Cervical lymph nodes* (Figs. 1-4, 1-5, 1-6)
No. 100	Superficial lymph nodes of the neck
No. 100spf	Superficial cervical lymph nodes
No. 100sm	Submandibular lymph nodes
No. 100tr	Cervical pretracheal lymph nodes
No. 100ac	Accessory nerve lymph nodes
No. 101	Cervical paraesophageal lymph nodes
No. 102	Deep cervical lymph nodes
No. 102up	Upper deep cervical lymph nodes
No. 102mid	Middle deep cervical lymph nodes
No. 103	Peripharyngeal lymph nodes
No. 104	Supraclavicular lymph nodes
(2) Thoracic lymph nodes (Figs. 1-4, 1-7)
No. 105	Upper thoracic paraesophageal lymph nodes
No. 106	Thoracic paratracheal lymph nodes
No. 106rec	Recurrent nerve lymph nodes
No. 106recL	Left recurrent nerve lymph nodes
No. 106recR	Right recurrent nerve lymph nodes
No. 106pre	Pretracheal lymph nodes
No. 106tb	Tracheobronchial lymph nodes
No. 106tbL	Left tracheobronchial lymph nodes
No. 106tbR	Right tracheobronchial lymph nodes
No. 107	Subcarinal lymph nodes
No. 108	Middle thoracic paraesophageal lymph nodes
No. 109	Main bronchus lymph nodes
No. 109L	Left main bronchus lymph nodes
No. 109R	Right main bronchus lymph nodes
No. 110	Lower thoracic paraesophageal lymph nodes
No. 111	Supradiaphragmatic lymph nodes
No. 112	Posterior mediastinal lymph nodes
No. 112aoA	Anterior thoracic paraaortic lymph nodes
No. 112aoP	Posterior thoracic paraaortic lymph nodes
No. 112pul	Pulmonary ligament lymph nodes
No. 113	Ligamentum arteriosum lymph nodes (Botallo lymph nodes)
No. 114	Anterior mediastinal lymph nodes
(3) Abdominal lymph nodes (Fig. 1-4)
No. 1	Right paracardial lymph nodes
No. 2	Left paracardial lymph nodes
No. 3a	Lesser curvature Lymph nodes along the branches of the left gastric artery
No. 3b	Lesser curvature Lymph nodes along the 2nd branches and distal part of the right gastric artery
No. 4	Lymph nodes along the greater curvature
No. 4sa	Lymph nodes along the short gastric vessels
No. 4sb	Lymph nodes along the left gastroepiploic artery
No. 4d	Lymph nodes along the right gastroepiploic artery
No. 5	Suprapyloric lymph nodes
No. 6	Infrapyloric lymph nodes
No. 7	Lymph nodes along the left gastric artery
No. 8a	Lymph nodes along the common hepatic artery (anterosuperior group)
No. 8p	Lymph nodes along the common hepatic artery (Posterior group)
No. 9	Lymph nodes along the celiac artery
No. 10	Lymph nodes at the splenic hilum
No. 11	Lymph nodes along the splenic artery
No. 11p	Lymph nodes along the proximal splenic artery
No. 11d	Lymph nodes along the distal splenic artery
No. 12	Lymph nodes in the hepatoduodenal ligament
No. 13	Lymph nodes on the posterior surface of the pancreatic head
No. 14	Lymph nodes along the superior mesenteric vessels
No. 14A	Lymph nodes along the superior mesenteric artery
No. 14V	Lymph nodes along the superior mesenteric vein
No. 15	Lymph nodes along the middle colic artery
No. 16	Lymph nodes around the abdominal aorta
No. 16a1	Lymph nodes in the aortic hiatus
No. 16a2	Lymph nodes around the abdominal aorta (from the upper margin of the celiac trunk to the lower margin of the left renal vein)
No. 16b1	Lymph nodes around the abdominal aorta (from the lower margin of the left renal vein to the upper margin of the inferior mesenteric artery)
No. 16b2	Lymph nodes around the abdominal aorta (from the upper margin of the inferior mesenteric artery to the aortic bifurcation)
No. 17	Lymph nodes on the anterior surface of the pancreatic head
No. 18	Lymph nodes along the inferior margin of the pancreas
No. 19	Infradiaphragmatic lymph nodes
No. 20	Lymph nodes in the esophageal hiatus of the diaphragm

The left side (L) and the right side (R) should be distinguished for 101, 102, 104, 106rec, 106tb, 109, and 112pul