Acute knee injury Flashcards
What history should be taken?
Environment Activity Symptoms Chronology- onset, previous injury Event- pop/crack, swelling
What are the 3 things that should be done on examination?
Look
Feel
Move
What should be looked for on examination?
Scars, bruising, swelling
Joint line irregularity
What should be felt for on examination?
Effusion Crepitus Heat enderness Tissue lumps or defects
What should be done on examination?
Passive and active movement Straight leg raise Range of movement Ligament testing Dynamic testing
What are the clinical features of meniscal injury?
Twisting movement on loaded fixed knee Painful squelch Slow swelling Painful to weight bear Locked knee
What are the clinical features of ACL tear?
Forward momentum, fixed leg +/- rotation
pop
Quick swelling
Often able to weight bear
What are the clinical features of collateral tears?
Lateralised tears Feel of crack Sharp pain No or minimal effusion Bruising to one side
What investigations can be done for acute knee injury?
Xray
US
MRI
What can xray look for?
Fracture Loose bodies Ligament avulsion Osteochondral effect Degenerative joint disease Lipohaemarthrosis
What can US look for?
Tendon rupture
Some meniscal tears
Swelling
Cysts
What is MRI used for?
Clinical confirmation
Variable sensitivity and specificity
What is the non surgical treatment of acute knee injury?
Restoration of function Physio Analgesia Swelling reduction Range of motion Normal movement
What are the indications for surgical management?
Failure of conservative treatment Demands of work/sport Problems with daily activity Prevention of further join injury Prevention of falls
What are the types of surgery for meniscal injury?
Meniscal repair
Partical menisectomy
Meniscal transplant