Common peroneal nerve

1. COMMON PERONEAL
NERVE INJURY
Dr Madhukesh R
Senior Resident
Department of Orthopaedics
JSS Medical college and Hospital

2. ANATOMY OF COMMON PERONEAL
NERVE

3. SUPERFICIAL PERONEAL NERVE
• MOTOR SUPPLY
-PERONEUS LONGUS
-PERONEUS BREVIS
• CUTANEOUS BRANCH
-SUPPLY SKIN ON THE ANTERIOR AND
LATERAL ASPECT OF LEG AND THE DORSUM
OF FOOT.

4. DEEP PERONEAL NERVE
• MOTOR SUPPLY
-TIBIALIS ANTERIOR
-EXTENSOR DIGITORUM LONGUS
-EXTENSOR HALLUSIS LONGUS
-PERONEUS TERTIUS
-EXTENSOR DIGITORUM BREVIS
-1ST DORSAL INTEROSSEUS
• CUTANEOUS SUPPLY
-SKIN OVER THE 1ST INTER DIGITAL WEB SPACE

6. ANTERIOR GROUP MUSCLES

7. FOOT DROP
• INABILITY TO ACTIVELY DORSIFLEX AND EVERT
THE FOOT.

20. HIGH STEPPING GAIT

31. NERVE REPAIR
• IN CASE OF NERVE REPAIR THE RESULTS ARE
POOR IF SURGERY IS DONE 12 MONTHS POST
INJURY

34. TENDON TRANSFER SURGERY
• https://www.youtube.com/watch?v=Olt4HJQb
F5I

35. OBER’S TECHNIQUE
• ANCHORING OF POSTERIOR TIBIAL TENDON
TO THE BASE OF 3RD METATARSAL
• HATTS MODIFIED OBERS- MEDIAL CUNEFORM
TENDON ANCHORING IS DONE.

44. PERCUTANEOUS LENGTHENING OF
TENDOCALCANEUS
• POSITION :Prone
knee-extension,ankle-dorsiflexion
• Three partial tenotomies
• Heel varus- 2 incision medially
valgus-2 incision laterally

55. MCQ s
Which of the following statements regarding
injury to common peroneal nerve is false?
• A. It causes foot drop
• B. Anaesthesia of sole of foot
• C. Loss of dorsiflexion of toes
• D. Results from injury to neck of fibula

56. Which of the following statements regarding
injury to common peroneal nerve is false?
• A. It causes foot drop
• B. Anaesthesia of sole of foot
• C. Loss of dorsiflexion of toes
• D. Results from injury to neck of fibula

57. MCQ s
How many compartments are there in leg ?
• A 3
• B 5
• C 4
• D 2

58. MCQs
How many compartments are there in leg ?
• A 3
• B 5
• C 4
• D 2

59. MCQs
These are the causes of food drop except
A L4-L5 disc prolapse
B Intramuscular injection (gluteal)
C Proximal tibia communited fracture
D Bi malleolar fracture

60. These r the causes of food drop except
A L4-L5 disc prolapse
B Intramuscular injection (gluteal)
C Proximal tibia communited fracture
D Bi malleolar fracture

61. MCQ s
Which of these muscle is used for the tendon
transfer in case of foot drop ?
A Peroneous longus
B Extensor digitorum
C Tibialis Posterior
D Tibialis Anterior

62. Which of these muscle is used for the tendon
transfer in case of foot drop ?
A Peroneous longus
B Extensor digitorum
C Tibialis Posterior
D Tibialis Anterior

63. MCQs
Rate of regeneration of severed nerve is
A 0.1mm/day
B 1mm/day
C 1cm/day
D None

64. Rate of regeneration of severed nerve is
A 0.1mm/day
B 1mm/day
C 1cm/day
D None