MENISCEAL INJURY Flashcards
MENISCI
TWO FIBROCARTILAGENOUS C SHAPED CARTILAGE IN KNEE JOINT - MEDIAL AND LATERAL
MECHANISM OF INJURY
SEMI FLEXED KNEE WITH TWISTING FORCE
ROTATIONAL GRINDING FORCE
CLASSIFICATION
@ New Baby PARLor
NORMAL
BUCKLE HANDLE TEAR
POSTERIOR HORN TEAR
ANTERIOR HORN TEAR
RADIAL TEAR
LONGITUDINAL TEAR
PATHOLOGY
THE MENISCI ARE AVASCULAR STRUCTURES SO DONT HEAL
IN THE PERIPHERY ITS VASCULAR
THE TORN OUT PORTION OF MENISCI CAUSES LOCKING OF KNEE
MOSTLY MEDIAL MENISCI AFFECTED BECUASE LESS MOBILE .
CLINICAL FEATURES
SEVERE PAIN
RESTRICTED MOVEMENT DUE TO PAIN
LOCKING OF KNEE DUE TO TORN PORTIONS OF MENISCI
SWELLING PROGRESSES WITHIN 2 TO 3 HOURS OR OVERNIGHT DUE TO EFFUSION.
SYMPTOMS SUBSIDE ON REST AND RECURS N TWIST OR STRAIN
ELDERLY - USUALLY PRESENTS WITH LOCKING KNEE
INVESTIGATION
X RAY TO RULE OUT FRACTURE
MRI
ARTHROSCOPY
ON EXAMINATION
SLIGHTLY FLEXED KNEE WIH EFFUSION
QUADRICEPS WASTING
LIMITED FULL EXTENSION
JOINT LINE TENDERNESS
TESTS PERFORMED
MCMURRAYS TEST
APLEYS GRINDING TEST
DISTRACTION TEST
THESSALY TEST
APLEYS GRINDING TEST
PATIENT PRONE
KNEE BENT AT 90 DEGREE
COMPRESSION FORCE ALONG THE LONG AXIS OF TIBIA
MEDIALLY ROTATE - IF PAIN , LESION ON LATERAL MENISCI
LATERALLY ROTATE - IF PAIN , LESION ON MEDIAL MENISCI
TREATMENT
LOCKED KNEE
CONSERVATIVE
OPERATIVE
LOCKED KNEE
SPONTANEOUS UNLOCKING
IF NOT THEN PASSIVE FLEXION AND ROTATION
CONSERVATIVE
PLASTER BACK SLAB FOR 3 TO 4 WEEKS
CRUTCHES
ANALGESICS
QUADRICEPS EXERCISE
OPERATIVE
ARTHROSCOPIC OPERATION
IF PERIPHERAL TEAR ( VASCULAR ) - SUTURE
IF OTHER TEAR - REMOVE TORN PORTION
COMPLICATION
OSTEOARTHRITIS
