1. Submental
2. Submandibular
3. Upper deep cervical
4. Lowerdeep cervical
5. Preauricular
6. Postauricular
7. Occipital
8. Posterior triangle
9. Supraclavicular
10. Infraclavicular
11. Paratracheal
12. Trochlear
13. Axillary
14. Para-aortic
15. Superficial inguinal
16. Deep inguinal
17. Popliteal

Submental

• Drains:
  • Lower 2 incisors
  • Tip of tongue
  • Center of lower lip
  • Center of mandible

Submandibular

• Drains:
  • Submental glands
  • Ant. 2/3 of tongueexcept tip
  • Remainder of lower lip not drained by submental
  • Dentition

Upperlower deep cervical

• Location: top and bottom of SCM.
• Upper and lower groups.
• Both drains:
  • Ant. neck inf. to hyoid.
  • Tongue
  • Dentition
  • Paratracheal nodes
• Superior drains:
  • Upper hard palate 
• Lower is closely associated with brachial plexus.

Preauricular

• Drains:
  • Ant. of meatus
  • 2 finger widths ant. of ear

Postauricular

• Drains:
  • Pinna
  • Nearby scalp

Occipital

• Dx: classically Rubella.

Supraclavicular

• Dx is Virchow's nodeusually L one:
  • Classicallystomach CA
  • GI CA
  • Pelvic CA
  • Other CAs 

Infraclavicular

• Location: inferior to claviclein groove between pec major and deltoid.

Posterior triangle

Paratracheal

• Location: lateral to trachea
• Drains:
  • Neck deep tissues
• Closely associated with recurrent laryngeal

Trochlear

• Location: proximal and anterior to medial epicondyle.
• Drains:
  • Part of upper limb?

Axillary

• Apical group drains all other axillary groups.

Para-aortic

• Location: around abdominal aorta.

Superficial inguinal

• Superiorhorizontalinferior groups.
• Location: slightly inferior to inguinal ligament.
• Drains:
  • External genitalia
  • Anus
  • Gluteal area
  • Abdominal wall below umbilicus
  • Superficial lower limb except posterior calf
• Dx: inflammation or abcess of drained area.

Deep inguinal

• Location: deep
• Drains:
  • Popliteal nodes
  • Glans penis or clitoris

Popliteal

• Location: deep in popliteal fossa.
• Dx: lateral heel lesions.

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