Compartment syndrome & VIC.
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Transcript of Compartment syndrome & VIC.
![Page 1: Compartment syndrome & VIC.](https://reader030.fdocuments.us/reader030/viewer/2022020119/5a649dc27f8b9a2c568b64cd/html5/thumbnails/1.jpg)
Dr. Anshu
Sharma
COMPARTMENT SYNDROME &
VOLKMANN’S ISCHAEMIC
CONTRACTURE
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DEFINATION
COMPARTMENT SYNDROME IS DEFINED AS
AN ELEVATION OF THE INTERSTITAL
PRESSURE IN A CLOSED OSTEOFASICAL
COMPARTMENT THAT RESULTS IN A
MICROVASCULAR COMPROMISE.
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COMPARTMENT WITH RELATIVELY
NONCOMPLIANT FASICAL OR OSSEOUS
STRUCTURES ARE INVOLVED ESPECIALLY
THE ANTERIOR AND DEEP POSTERIOR
COMPARTMENTS OF LEG AND THE VOLAR
COMPARTMENT OF FOREARM.
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ANATOMY AND
PATHOPHYSIOLOGY
THE PATHOPHYSIOLOGY OF COMPARTMENT
SYNDROME INVOLVES AN INSULT TO NORMAL
LOCAL TISSUE HOMEOSTASIS THAT RESULTS IN
INCREASED TISSUE PRESSURE
DECREASED CAPILLARY BLOOD FLOW
LOCAL TISSUE NECROSIS DUE TO OXYGEN
DEPRIVATION
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Increased compartment pressure
Increased venous pressure
Decreased blood flow
Decreases perfusion
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MUSCLE ISCHEMIA
4 hours - reversible damage
8 hours - irreversible changes
4-8 hours - variable
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EXPERIMENTAL EVIDENCES SUGGESTS THAT
SIGNIFICANT MUSCLE NECROSIS CAN OCCUR
IN PATIENT WITH NORMAL BLOOD FLOW IF
INTRACOMPARTMENTAL PRESSURE IS
INCREASED TO MORE THAN 30mm HG FOR
LONGER THAN 8 HOURS.
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CLASSIFICATION ON THE BASIS OF
CAUSE OF INCREASED PRESSURE
AND DURATION OF SYMPTOMS
ACUTE
CHRONIC
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ACUTE COMPARTMENT
SYNDROME
CAUSES:
FRACTURES
SOFT TISSUE TRAUMA
ARTERIAL INJURY
LIMB COMPRESSION DURING ALTERED
CONSCIOUSNESS
ANTICOAGULANTS
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CLINICAL EVALUATION
PHYSICAL SIGNS
• TIGHTNESS OF THE INVOLVED
COMPARTMENT
• PAIN WITH PASSIVE MOTION OF THE
MUSCLE
• WEAKNESS OF THE MUSCLE
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THE MOST IMPORTANT SIGN IS THE PAIN OUT
OF PROPORTION TO THAT EXPECTED OF
INJURY.
HYPESTHESIA OR PARESTHESIA SHOULD BE
EVALUATED BY TESTING WITH PIN PRICK,LIGHT
TOUCH AND 2 POINT DISCRIMINATION.
THE DIAGNOSIS OF COMPARTMENT
SYNDROME MAY BE DELAYED IN PATIENTS
WITH MULTIPLE INJURIES,ALTERED
CONSCIOUSNESS AND IN CHILDREN.
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5P’S
PAIN OUT OF PROPORTION TO THAT OF
INJURY
PALLOR
PULSELESSNESS
PARAESTHESIA
PARALYSIS
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BECAUSE OF THE VARIABLITY OF CLINICAL
SIGNS AND SYMPTOMPS THE POSITIVE
PREDICTIVE VALUE ARE LOW HOWEVER THE
SPECIFICITY AND NEGATIVE VALUES ARE HIGH
IF COMPARTMENT SYNDROME IS SUSPECTED
AND AN ADEQUATE EXAMINATION CAN NOT BE
PERFORMED PRESSURE LEVEL SHOULD BE
MEASURED
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DEVICES FOR MEASURING
PRESSURE IN COMPARTMENT
SYNDROME
ARTERIAL LINE MANOMETER
WHITESIDES THREE WAY STOPCOCK
APPARATUS
WICK MONITOR
ULTRASONOGRAPHY TO MEASURE
SUBMICROMETER DISPLACEMENT OF
FASCIA WALL
HOWEVER PREASURE MEASURMENTS
SHOULD NOT BE USED AS FIRST LINE FOR
FASCIOTOMY
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METHOD OF MEASURING
LARGE BORE NEEDLE IS INSERTED INTO
THE COMPARTMENT AND IS CONNECTED TO
A FLUID FILLED ASSEMBLY WITH THE MANO
METETR.
THE MILIMETERS OF MERCURY PRESSURE
NECESSARY TO OVERCOME THE
RESISTANCE WHEN ATTEMPTING TO INJECT
THE FLUID INTO THE COMPARTMENT IS
NOTED.
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IF TISSUE PRESSURE APPROACHES THE
RANGE WITHIN 10mmHG TO 20mmHG OF THE
DIASTOLIC PRESSURE,CESSATION OF BLOOD
FLOW IS EMINENT.
WHEN TISSUE PRESSURE REACHES 40mmHG
TO 50mmHG MUSCLE THREATNING
COMPRESSION AND ISCHEMIA ARE PRESENT.
A PRESSURE OF 30mmHG OR GREATER MAY BE
USED AS A CRITERIA FOR FASCIOTOMY.
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TREATMENT
IF COMPARTMENTAL PRESSURE IS GREATER
THAN 30MMHG IN THE PRESENCE OF
CLINICAL FINDINGS IMMIDIATE FASCIOTOMY
IS INDICATED
IN PATIENTS WITH MAJOR DISRUPTION OF
ARTERIAL CIRCULATION OF MORE THAN
FOUR HOURS FASCIOTOMY SHOULD BE
PERFORMED AT THE TIME OF INITIAL
SURGERY
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IN INSOLATED LIMB INJURIES SPLITTING OF
THE CAST AND UNDERLYING PADDING CAN
DECREASE THE PRESSURE AS MUCH AS 50 TO
85 % .
PLACING THE LIMB AT THE LEVEL OF HEART
PRODUCES THE HIGHEST AV GRADIENT.
IF THE SYMPTOMS DON’T RESOLVE WITHIN 30
TO 60 MINUTES AND CONDITION REMAINS THE
SAME THEN FASCIOTOMY SHOULD BE DONE.
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IF FASCIOTOMY IS DONE WITHIN 25 TO 30 HOURS PROGNOSIS IS GOOD
LITTLE OR NO RETURN OF FUNCTION IS EXPECTED IF TREATMENT IS DELAYED
NO BENEFIT FROM FASCIOTOMY HAS BEEN REPORTED AFTER 3RD OR 4TH DAY
IF FASCIOTOMY IS DONE LATE THAN SEVERE INFECTIONS HAVE BEEN REPORTED
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ACUTE COMPARTMENT
SYNDROME OF THIGH
IT IS ASSOCIATED WITH HIGH LEVELS OF
MORBIDITY
IN ONE STUDY OF 23 PATIENTS WITH ACUTE
THIGH COMPARTMENT SYNDROME 4
PATIENTS REQUIRED AMPUTATION
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COMMON CAUSES
BLUNT TRAUMA WITH OR WITHOUT
FRACTURES
VASCULAR INJURIES
BURNS
TOURNIQUET USE
SURGERY
MUSCLE OVERUSE
QUADRICEPS TENDON RUPTURE
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THE THIGH IS DIVIDED INTO 3 DISTINCTIVE
COMPARTMENTS
1. ANTERIOR
2. MEDIAL
3. POSTERIOR
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Compartments
Anterior
Medial
Posterior
Deep
Superficial
EDL
FDLTP
Gastroc
Soleus
TA
EHL
FHL
Peroneu
s
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ANTERIOR COMPARTMENT
QUADRICEPS MUSCLE GROUPS
SARTORIUS
FEMORAL NERVE AND ITS SENSORY
BRANCH
SAPHENOUS NERVE
FEMORAL ARTERY AND VEIN
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MEDIAL COMPARTMENT
ADDUCTOR MUSCLES GROUP
PROFUNDA FEMORIS
OBTURATOR ARTERY
OBTURATOR NERVE
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POSTERIOR COMPARTMENT
BICEPS FEMORIS
SEMIMEMBRANOSUS
SEMITENDINOSUS
ARTERIAL BRANCHES OF PROFUNDA
FEMORIS
SCIATIC NERVE
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MOST COMMON SIGNS OF THIGH
COMPARTMENT SYNDROME ARE PAIN AND
INCREASED THIGH CIRCUMFRENCE AS
COMPARED TO OPPOSITE SIDE.
WEAKNESS OF THE INVOLVED THIGH MUSCLES
AND SENSORY OR MOTOR DEFICITS IN THE
ANATOMICAL DISTRIBUTION OF NERVE CAN
HELP TO DETERMINE WHICH AREA IS
INVOLVED.
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FASCIOTOMY FOR ACUTE
COMPARTMENT SYNDROME OF
THIGH
PREPARE AND DRAPE THE THIGH IN A
STERILE FASHION EXPOSING THE LIMB
FROM ILIAC CREST TO THE KNEE JOINT.
MAKE A LATERAL INCISION BEGINNING JUST
DISTAL TO THE INTER TROCANTRIC LINE
AND EXTENDING TO LATERAL EPICONDYLE
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USE SUBCUTANEOUS DISSECTION TO EXPOSE
THE ILIOTIBIAL BAND AND THEN MAKE A
STRAIGHT INCISION IN LINE WITH THE SKIN
INCISION THROUGH THE ILIOTIBIAL BAND
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REFLECT THE VASTUS LATERALIS OF LATERAL INTERMUSCULAR SEPTUM
MAKE 1.5 CM INCISION IN THE LATERAL INTER MUSCULAR SEPTUM AND EXTENDING IT PROXIMALY AND DISTALLY THE LENGTH OF INCISION
AFTER THE ANTERIOR AND POSTERIOR COMPARTMENT HAVE BEEN RELEASED MEASURE THE PRESSURE OF THE MEDIAL COMPARTMENT IF THE PRESSURE IS ELEVATED MAKE A SEPARATE MEDIAL INCISION TO RELEASE THE ADDUCTOR COMPARTMENT.
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ACUTE COMPARTMET
SYNDROME OF LOWER LEG
MOST COMMON CAUSES ARE TIBIAL
FRACTURES
SECOND MOST COMMON CAUSE IS BLUNT
SOFT TISSUE INJURY
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TREATMENT SINGLE INCISION PERIFEBULAR
FASCIOTOMY- IF THE SOFT TISSUE OF THE LIMB IS NOT EXTENSIVELY DISTORTED
DOUBLE INCISION FASCIOTOMY – IT IS SAFER AND MORE EFFECTIVE
IF THE DIFFERENCE BETWEEN COMPARTMENT PRESSURE AND PREOPERATIVE DIASTOLIC BP IS GREATER THAN OR EQUAL TO 30mm HG POSTERIOR COMPARTMENT ARE NOT RELEASED.
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DOUBE INCISION
FASCIOTOMY
MAKE A 20 TO 25CM INCISION IN THE
ANTERIOR COMPARTMENT CENTERED HALF
WAY BETWEEN THE FIBULAR SHAFT AND
THE CREST OF TIBIA.
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MAKE A TRANSVERSE INCISION TO EXPOSE THE
LATERAL INTERMUSCULAR SEPTUM AND IDENTIFY THE
SUPERFICIAL PERONEAL NERVE JUST POSTERIOR TO
SEPTUM
USING SCISSOR RELEASE THE ANTERIOR
COMPARTMENT PROXIMALY AND DISTALY IN LINE WITH
ANTERIOR TIBIAL MUSCLE
PERFORM FASCIOTOMY OF THE LATERAL
COMPARTMENT PROXIMALLY AND DISTALLY IN LINE
WITH THE FIBUALR SHAFT
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MAKE A SECOND LONGITUDINAL INCISION 2CM
POSTERIOR TO THE POSTERIOR MARGIN OF
TIBIA AND IDENTIFY THE FASCIAL PLANES
RETRACT THE SAPHENOUS VEIN AND NERVE
ANTERIORLY
MAKE A TRANSVERSE INCISON TO IDENTIFY
THE SEPTUM AND RELEASE THE FASCIA
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MAKE ANOTHER FASCIAL INCISON OVER THE FLEXOR
DIGITORUM LONGUS MUSCLE AND RELEASE THE
ENTIRE DEEP POSTERIOR COMPARTMENT
AFTER RELEASE IF INCREASED TENSION IS EVIDENT
RELEASE IT OVER THE EXTENT OF MUSCLE BELLY.
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DELAYED PRIMARY CLOSURE
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CHRONIC EXERTIONAL
COMPARTMET SYNDROME
IT IS DEFINED AS REVERSIBLE ISCHEMIA
SECONDARY TO A NONCOMPLIANT
OSTIOFASCIAL COMPARTMENT THAT IS
UNRESPONSIVE TO THE EXPANSION TO
MUSCLE VOLUME THAT OCCOUR WITH
EXERCISE
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DIFFERENTIAL DIAGNOSIS
MEDIAL TIBIAL STRESS SYNDROME
STRESS FRACTURE
TENOSYNOVITIS
PERIOSTITIS
DVT
NERVE ENTRAPMENT SYNDROME
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LUMBOSACRAL RADICULOPATHY
NUROGENIC CLAUDICATION
POPLITEAL ARTERY ENTRAPMENT SYNDROME
VASCULAR CLAUDICATION
INFECTION
MYOPATHY
TUMOR
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CLINICAL EVALUATION
A TYPICAL PATIENT IS COMPETITIVE
RUNNER 20 TO 30 YRS OLD WHO DESCRIBES
EXERCISE INDUCED PAIN AND A FEELING OF
TIGHTNESS THAT BEGINS AFTER 20 TO 30
MINUTES AFTER RUNNING AND PAIN
USUALLY RESOLVES AFTER 15 TO 30
MINUTES OF CESSATION OF EXERCISE
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TREATMENT
NON OPERATIVE
REST
ANTI INFLAMATORY MEDICATION
STRETCHING AND STRENTHNING OF
INVOLVED MUSCLES
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OPERATIVE
o DOUBLE MINI INCISION FASCIOTOMY FOR CHRONIC
ANERIOR COMPARTMENT SYNDROME
o SINGLE INCISION FASCIOTOMY FOR CHRONIC
ANTERIOR AND LATERAL COMPARTMENT SYNDROME
o DOUBLE INCISION FASCIOTOMY FOR CHRONIC
POSTERIOR COMPARTMENT SYNDROME
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VOLKMANN’S ISCHEMIC
CONTRACTURE
IT IS DEFINED AS ISCHEMIC NECROSIS OF
THE STRUCTURE CONTAINED WITHIN THE
VOLAR COMPARTMENT OF THE FOREARM
USUALLY FOLLOWING A SEVERE INJURY
ABOVE THE ELBOW OR DIRECTLY IN THE
FOREARM.
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ETIOLOGY
IN THE CHILD UNDER 10 YEARS
SUPRACONDYLAR FRACTURE OF HUMERUS
IS THE MOST COMMON PRECIPITATING
FACTOR.
CONTUSION OR CRUSH INJURY OF
FOREARM
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CLINICAL PICTURE
AT FIRST SEVERE,DEEP PAIN DEVELOPS IN
THE FOREARM.
THE VOLAR ASPECT OF THE FOREARM IS
SWOLLEN,RED,WARM AND TENSE TO
PALPATION.
THE FINGERS ARE HELD IN FLEXION AND
ATTEMPT TO EXTEND THE FINGER
INTENSIFIES THE PAIN.
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INITIAL NERVE INVOLVMENT IS EVIDENCED
BY DIMINISHED SENSATION IN THE
AUTONOMOUS SENSORY ZONE OF THE
AFFECTED NERVE.
THE MOST COMMON NERVE INVOLVED IS
MEDIAN NEVE.
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COMPLETE GLOVE ANESTHESIA DURING THE
EARLY STAGE IMPLIES EXTREME ISCHEMIA.
ADVANCED NERVE DEFICIET RESULTS IN
PARALYSIS OF NOT ONLY FLEXOR BUT ALSO
THE INTRINSIC MUSCLES OF HAND.
WITH IN THE FUE DAYS PAIN AND SWELLING
SUBSIDES AND FOREARM DEVLOPS A WOODEN
INDURATION.
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TREATMENT
IF POSSIBLE SURGICAL DECOMPRESSION
SHOULD BE DONE BEFORE THE
PERIPHERAL PULSATIONS ARE LOST.
WHEN TISSUE PRESSURE APPROACHES THE
LEVEL OF DIASTOLIC BLOOD PRESSURE
SEVERE IRRETRIEVABLE MUSCLE NECROSIS
IS IMINENT AND THE COMPARTMENT
SHOULD BE OPENED BY FASCIOTOMY.
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SURGICAL EXPLORATION MUST EXTEND
DEEPLY TO THE FLEXOR DIGITORUM
PROFUNDUS WHICH SUSTAINS THE MAXIMUM
DEGREE OF NECROSIS.
THE MEDIAN NERVE SHOULD BE FREED.
IF PERIPHERAL PULSES ARE NOT RESTORED
THE BRACHIAL ARTREY MUST BE INSPECTED
AND DECOMPRESSED.
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THE SURGICAL WOUND IS LEFT OPEN UNTIL
THE SWELLING SUBSIDES AND SECONDARY
CLOSURE IS DONE LATER.
THE EXTREMITY IS SUPPORTED IN A SPLINT IN
A FUNCTIONAL POSITION.
LATER DYNAMIC SPLINTING AND EXERCISES
PREVENT DEFORMITY.
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THANK YOU….!!!