LEG LENGTH
DISCREPANCY
_TULSI THAKAR
DEFINATION
 AKA ANISOMELIA
 A CONDITION IN WHICH THE PAIRED LOWER EXTREMITY LIMB HAVE NOTICEABLY
UNEQUAL LENGH
 INEQUALITY OF 0.5 TO 2 CM ARE COMMON MORETHAN 2.5 IS ABNORMAL
CLASSIFICATION
 2 TYPES
1 ANATOMICAL
2 FUNCTIONAL
ANATOMICAL
 STRUCTURAL INEQUALITY
 IT IS OSSEOUS SHORTENING OF ONE LOWER LIMB B/W TROCHANTER FEMORAL
MAJOR AND THE ANKLE MORTISE
 CONGENITAL –DEVELOPMENTAL ABNORMALITIES
 ACQUIRED -TRAUMA, FRACTURE, SURGICAL DISORDER
FUNCTIONAL
 NON STRUCTURAL SHORTENING
 WITHOUT SHORTENING OSSEOUS COMPONENT
 CAUSE – MUSCLE WEAKNESS
JOINT CONTRACTURE
MUSCLE SHORTENING
 FLLD DEVLOPE DUE TO AN ABNORMAL MOTION OF HIP KNEES ANKLE FOOT IN
ANY OF THREE PLANE
Mc CAW AND BATES CLASSIFICATION
 MILD –LESS THAN 3 CM
MODERATE -3-6CM
SEVERE-MORE THAN 6 CM
SIGN AND SYMPTOMES
 LIMPING GAIT
 UNAPPEALING SHOE LIFT
 LOW BACKACHE
 COMPENSATORY SCOLIOSIS
 DEGENERATIVE ARTHROSIS OF LUMBAR N SACRAL REGION
EXAMINATION
WOOD BLOCK TEST
 WITH THE PATIENTS STANDING ADD BLOCK UNDER THE SHORT LEG UNTIL THE
PELVIS IS LEVEL THEN MEASURE THE BLOCK TO DETERMINE THE LLD
APPARENT LENGTH
 FROM UMBILICUS TO MEDIAL MALLEOLUS WITH THE HELP OF MEASURE TAPE
TRUE LENGTH
 FROM ASIS TO MEDIAL MELLEOLUS
RADIOGRAPHYCALLY
 TELORENGENOGRAM
 ORTHOROENTGENOGRAM
 SCANOGRAM
leg length discrepancy

leg length discrepancy