Orthopaedic Knee Conditions Flashcards
1
Q
What are the causes of meniscal tear?
A
Acute:
- twisting- esp. deep flexion
Chronic:
- osteoarthritis
- medial meniscal tear more common- more fixed structure
2
Q
What is the presentation of meniscal tear?
A
- pain
- clicking
- locking
- intermittent swelling
- effusion
- tender joint line
- mechanical block to movement
- +ve McMurray’s test
- fail deep squat
- +ve Thassaly’s test
3
Q
What are the investigations for meniscal tear?
A
- XR
- MRI
4
Q
What is the treatment for meniscal tear?
A
- rest
- NSAIDs
- physiotherapy
- hamstring + quadriceps strengthening
- arthroscopy
- repair
- resection
5
Q
What is the cause of an ACL tear?
A
- non-contact pivot injury
- F:M = 4.5:1
6
Q
What is the presentation of an ACL tear?
A
- heard pop/crack
- immediate swelling- haemarthrosis
- unable to continue playing
- deep pain
- effusion
- anterior draw
- Lachmann’s test
- pivot shift
7
Q
What are the investigations for an ACL tear?
A
- XR
- MRI
8
Q
What is the treatment for an ACL tear?
A
- focussed quadricep program
- ACL reconstruction
- partial menisectomy, ligament repair/augmentation
- hamstring graft
9
Q
What is the cause of an MCL tear?
A
- severe valgus stress- usually contact related
- most common ligament knee injury
- associated with; ACL tear, meniscal tear
10
Q
What is the presentation of an MCL tear?
A
- heard pop/crack
- pain- medial side
- unable to continue playing
- bruising medial knee
- localised swelling
- tender medial joint line
- tender femoral insertion of MCL
- painful on full extension
- opening on valgus stress
11
Q
What are the investigations for an MCL tear?
A
- XR
- MRI
12
Q
What is the treatment for an MCL tear?
A
- rest
- NSAIDs
- physiotherapy
- brace for comfort
- surgical repair or reconstruction
13
Q
What is osteochondritis dissecans and its causes?
A
- pathological lesions affecting articular cartilage and subchondral bone
- juvenile (growth plates will open) + adult
- hereditary
- traumatic
- vascular (adult)
- knee most common (posterolateral aspect of medial femoral condyle)
14
Q
What is the presentation of osteochondritis dissecans?
A
- activity related pain- poorly localised
- recurrent effusions
- locking
- block to full movement
- localised tenderness
- stiffness
- Wilson’s test
15
Q
What are the investigations for osteochondritis dissecans?
A
- XR
- MRI