Anatomy study note · Lower limb

Popliteal lymph nodes

About six nodes in the fat of the popliteal fossa.

Key points

• ~6 nodes in the popliteal fossa.
• Lateral foot/leg (small saphenous route) + knee.
• → deep inguinal nodes.
• Lymph sacs → lymph nodes (except cisterna chyli).
• Node: cortex (B-cell nodules) / paracortex (T cells, HEVs) / medulla.
• Afferent in at the convex side, efferent out at the hilum.

The full note in the atlas also covers

Features · Histology · Development

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 11, PDF pp. 1300, 1336
• Inderbir Singh’s Human Embryology, ch. 15, PDF pp. 275–276
• BRS Cell Biology & Histology, 7th ed., ch. 12, PDF pp. 223–224

More from the lower limb

• Popliteal vein
• Popliteus
• Posterior cutaneous nerve of the thigh
• Posterior tibial artery
• Profunda femoris artery
• Quadriceps femoris
• Retinacula of the ankle
• Saphenous nerve
• Sartorius
• Sciatic nerve
• Semimembranosus
• Semitendinosus

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