Musculoskeletal Flashcards
What is the likely Dx for a teenage girl that has anterior knee pain that is worse on rising after prolonged sitting, and when going up and down stairs?
Chondromalacia patellae
What is the likely Dx when a child has medial knee pain and their knee occasionally gives way?
Patellar subluxation
What is the likely Dx when a child has pain in their knee after exercise and their knee tends to lock?
Osteochondritis dissecans
Where is the tenderness in Osgood-Schlatter disease?
Tibial tubercle
What are the RFs for DDH?
- F
- Breech
- FHx
- First-born
- BW >5kg
- Oligohydramnios
In which hip is DDH more common?
L hip
By what age will DDH probably stabilise?
3-6 weeks of age
What are the features of a HxPC of growing pains?
- Never present on waking
- No limp
- No limitation of movement
- Systemically well
- Normal O/E
- Motor milestones normal
- Sx worse after a day of activity
What are the possible causes of a painful limb?
- Osteomyelitis
- Septic arthritis
- Fracture
- Sickle cell disease
- Bone tumours
Where is the infection in osteomyelitis?
Metaphysis of long bones
What are the most common sites of osteomyelitis?
- Proximal tibia
2. Distal femur
How does osteomyelitis usually spread?
Haematogenous spread
What are the causative pathogens of osteomyelitis?
- S.aureus (mostly)
- Streptococcus
- H.influenzae
What are the different fracture patterns?
- Plastic deformation (not technically a fracture)
- Buckle fracture
- Greenstick frature
- Complete fracture
Whom gets plastic deformations?
Children, unique to them - bone angulated beyond elastic limit, but energy insufficient to cause a fracture