1. 4/19/2012
Relations with femoral vein: Femoral artery
Base of ∆: vein medial
Apex of ∆: vein posterior Origin:
Adductor canal: vein postro- external iliac at midinguinal
lateral point
Course:
Branches: Femoral Δ, Adductor canal
3Superficial inguinal arteries
Superf. External pudendal Termination:
Superficial epigastric Popliteal artery, opening in
Superficial external iliac
adduct magnus
Deep external pudendal
Profunda femoris
Descending genicular
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2. 4/19/2012
Popliteal artery Profuda femoris artery
Origin: Course:
Posterolateral to femoral
Femoral artery,Hiatus magnus
artery
Course: (deepest)
Popliteal vein & med popliteal n: Branches:
lat---superficial—medial Medial circumflex femoral
Termination: Lateral circumflex femoral
Ant & post tibial 3 perforating arteries
Lower border of popliteus
Termination:
Branches: Pierces add magnus As 4th
5 genicular: Upper medial, perforating
upper lateral, Lower medial,
lower lateral & Middle
Dorsalis pedis artery Anterior tibial artery
Origin:
Origin:
Ant tibial artery () 2 malleoli
Popliteal artery
Course:
Course:
On dorsum of foot (1st
() 2 heads of TP, membrane
interosseous space)
Anterior tibial n: lateral
Enter sole of foot
Termination:
Termination:
Dorsalis pedis art, () 2
Join planter arch in sole
malleoli
Branches:
Branches:
2 tarsal branches
Arcuate artery 2 tibial recurrent (Ant &
2nd, 3rd, 4th dorsal metatarsal art Post)
1st dorsal metatarsal 2 malleolar (med & lat)
1st planter metatarsal
Muscular branches
Posterior tibial artery Posterior tibial artery
Branches:
Origin:
Posterior tibial artery branches: Popliteal artery
1-Circumflex fibular artery Course:
2-Medial malleolar Run () superficial & deep
3-Medial calcaneian groups
4-Nutrient artery to tibia Termination:
Midway () med malleolus and
5-Communicating branch
calcaneus
6- Peroneal artery Divide into medial & lateral
•Lateral malleolar planter arteries
•Lateral calcanian
•Nutrient artery to fibula Branches:
•Communicating branch Peroneal artery
•Perforating branch
2

3. 4/19/2012
Branches of internal iliac artery Medial planter artery
1- Obturator artery Origin: posterior tibial artery
Course:
Course: Run () ms of 1st layer
Pass through obturator canal
Branches: Muscular,Digital
Branches:
Acetabular branch, Muscular branches Lateral planter artery
Course:
2-Superior gluteal artery:
Form planter arch
Branches:
3-Inferior gluteal artery: 2nd,3rd,4th planter metatarsal arteries
3 posterior perforating arteries
Planter digital to little toe
Muscular branches
Popliteal vein
Beginning:
Vena comitants of ant & post
tibial arteries
At lower border of popliteus
Course:
………………………
Termination:
Femoral vein (hiatus magnus)
Tributaries:
Genicular veins
Short saphenous vein
Superficial veins Femoral vein
Tributaries of great saphenous v: Femoral vein
Sup inguinal veins
Beginning:
Sup external pudendal Saphenous Popliteal vein, opening in add magnus
Sup epigastric opening Course:
Superficial external iliac
Termination:
External iliac vein
Veins from medial side of leg & thigh
Tributaries:
Great saphenous vein
Popliteal vein Great saphenous External pudendal vein
vein Profunda femoris vein
Small saphenous
Infront of med Med & lat circumflex femoral veins
vein
malleolus
Behind lateral Dorsal venous
malleolus arch
3

4. 4/19/2012
Origin:
Ventral primary rami of L2,3,4
(dorsal division)
Course:
Deep to inguinal ligament
Femoral nerve
Outside femoral sheath
Branches:
Muscular:
Sartorius, quadriceps,
pectineus, iliacus
Cutaneous:
Med & middle cut n of thigh
Saphenous nerve
Dr. Rania Dr. Rania
Sciatic nerve Obturator nerve
Origin: ventral primary rami of
Origin:
Sacral plexus L4,5, S1,2,3 L2,3,4 (ventral division)
Course: Course:
Enter through greater sciatic Pass through obturator canal
foramen below to the piriformis
Branches:
muscle.
Muscular : gracilis, 3 adductors,
Lies deep to gluteus maximus.
Enter thigh at midpoint between the obturator externus
ischial tuberosity and the greater Cutaneous: Skin middle 1/3 of medial
trochanter. side of thigh
Branches:
Tibial nerve (medial popliteal)
Common peroneal nerve (lateral
popliteal)
Distribution:
Dr. Rania Dr. Rania
4

5. 4/19/2012
Origin:
Sciatic n
Course: Bisect fossa
Termination:
Post tibial art (lower border
popliteus)
Branches:
Muscular:
Gastrocnemius, Plantaris
Soleus, popliteus
Cutaneous:
Sural nerve
Lat side of leg (lower), Lateral side of
foot, Lateral side of little toe
Genicular:
Sup medial, Inf medial,Middle:
Origin:
Sciatic n
Course:
Lateral border of fossa (biceps)
Lateral side of neck of fibula
Termination: divide
Superficial peroneal (musculocut)
Deep peroneal (ant tibial)
Branches:
Cutaneous:
Sural communicating, Lat cutaneous n
of calf
Genicular:
Sup lateral, Inf lateral,Recurrent
genicular
Anterior tibial (deep peroneal) nerve
(deep peroneal) Superficial & deep peroneal nerves
Origin: Sciatic nerve
Common peroneal (lat popliteal)
nerve
Course: Medial popliteal n Lateral popliteal n
Run with ant tibial artery
Termination: Or Or
Divides into medial & lateral Tibial n Common peroneal n
divisions
Branches:
Muscular ???????????? Deep peroneal n Superficial peroneal n
Cutaneous (sides of 1st & 2nd toes) Posterior tibial n Or Or
Anterior tibial n Musculcutaneous n
5

6. 4/19/2012
Superficial peroneal nerve Superficial peroneal nerve
Origin:
Distribution: (blue area) Common peroneal (lat
Medial side & middle of dorsum popliteal) nerve
of foot Course:
Sural n Descend () peroneus longus &
Medial side of big toe brevis
Adjacent sides of 2nd, 3rd toes
Termination:
,() 3rd, 4th and 4th, 5th toes Divides into medial & lateral
divisions
Branches:
Muscular ?????????????
Cutaneous (skin of lower
part of ant surface of leg)
Medial planter nerve Posterior tibial nerve
Origin: posterior tibial nerve Origin:
Course: Continuation of tibial n
At lower border of popliteus
Run () ms of 1st layer Course:
Run () superficial & deep groups
Branches:
Termination:
Muscular: Divides into medial & lateral planter
1. Abductor hallucis nerves
2. Flexor digitorum brevis Midway () medial malleolus &
calcaneus
3. 1st lumbrical
Branches:
4. Flexor hallucis brevis
Muscular ????????????
Cutaneous: medial 2/3 of skin of Medial calcenean branch: supply
sole of foot, medial 3 & ½ toes heal
Cutaneous innervation Lateral planter nerve
Origin: posterior tibial nerve
Termination: divide into
superficial & deep branches
Medial planter n
Lateral planter n
Branches:
Muscular: all ms of sole except 4
Cutaneous: lateral 1/3 of skin of
sole of foot, lateral 1 & ½ toes
Posterior
tibial
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7. 4/19/2012
Common peroneal n injury Superior gluteal n injury
Foot drop
Unilateral: Lurching gait
Bilateral: Waddling gait
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