
1
L8 Orthopedic D. Wahby Ghalib
Disorders of the hand
Congenital anomalies
Failure of formation
ž Hand or digits
Cleft hand
Failure of formation of the middle one or 3 rays
Syndactyly
Commonest
Fusion between 2 or > digits
Rx : surgical separation at age of 1-2 yrs

2
Polydactyly
Duplication of digit
Rx : excision + ligament reconstruction
Camptodactyly
Flexion contracture of PIPJ of little finger
Hand incisions
Do not cross skin crease
If have to……..never at 90°
45°
Volkmann`s contracture
Due to compartment syndrome
DDx : claw-hand deformity
Rx : tendon lengthening

3
Boutonnière deformity
Due to rupture or stretching of central slip
Trauma
RA
Rx : repair
Swan-neck deformity
Trauma
RA
Ligament laxity
Mallet finger
Paralysis of FDS
Rx : splint
surgery : partial release of central slip

4
Trigger finger
Due to stenosing tenosynovitis
Local trauma
RA
DM
Rx : local steroid
o surgical release
Dupuytren`s contracture
Pathology: proliferation of myofibroblasts in palmar aponeurosis
Associations
Family hx
Anglo-saxon
DM
Alcoholic cirrhosis
Smoking

5
C / F
Middle - aged
Male
Nodular thickening of the palm
Flexion contracture of the little and ring fingers
Rx
Surgical excision
Recurrence is common
Mubark A. Wilkins