Lymphoid structures

Question 1

• Drainage: Head and neck

Answer 1

Cervical lymph nodes

Question 2

Drainage: Lungs

Answer 2

Hilar lymph nodes

Question 3

Drainage: Trachea and esophagus

Answer 3

Mediastinal lymph nodes

Question 4

Drainage: Upper limb, breast, skin above umbilicus

Answer 4

Axillary lymph node

Question 5

Drainage: Liver, stomach, spleen, pancreas, upper duodenum

Answer 5

Celiac lymph node

Question 6

Drainage: Lower duodenum, jejunum, ileum, colon to splenic flexure

Answer 6

Superior mesenteric lymph node

Question 7

Drainage: Colon from splenic flexure to upper rectum

Answer 7

Inferior mesentric lymph node

Question 8

Drainage: Lower rectum to anal canal (above pectinate line), bladder, vagina (middle third), prostate

Answer 8

Internal iliac lymph node

Question 9

Drainage: Testes, ovaries, kidneys, uterus

Answer 9

Para-aortic lymph nodes

Question 10

Drainage: Anal canal (below pectinate line), skin below umbilicus (except popliteal territory)

Answer 10

superfical inguinal lymph node

Question 11

Drainage: Dorsolateral foot, posterior calf

Answer 11

Popliteal lymph node

Question 12

What drains the right side of the body above diaphragm

What drains everything else into junctino of the left subclavian and internal jugular veins?

Answer 12

• Right lymphatic duct
• Thoracic ductd

Question 13

Splenic dysfunction

• What is the mechanism
• What organisms are invovled (SHiNE SKiS)
• What is seen Post-splenectomy

Answer 13

• **Mech: **
  
  • dec IgM–>
  • dec complement activity–>
  • dec C3b opsonization
  • inc susceptibility to encapsulated organisms​
• Organsims (SHiNE SKiS
  
  • ​_S_treptococcus pneumoia, _H_aemophilius influenzae type B, _N_eisseria meningitidis, _E_scherichia coli, _S_almonella spp, _K_lebsiella pneumoniae, Group B _S_treptococci
• ​Post-splenectomy
  
  • Howell-Jolly bodies (nuclear remnants)
  • Target cells
  • Thrombocytosis