MSK quick associations Flashcards
Man in 20s with LBP that improves with exercise
Ankylosing spondylitis
Pencil in cup deformities of the DIP joints
Psoriatic arthritis
Bamboo spine on XR
Ankylosing spondylitis
Noninflammatory arthritis affecting DIPs and PIPs
OA
Inflammatory arthritis affecting the PIPs and MCPs
RA
Knee X-ray reveals calcification on menisci
pseudogout
Needle-shaped negatively birefringent crystals in synovial fluid
gout
Rhomboid-shaped, positively birefringent crystals in synovial fluid
pseudogout
> 50,000 neutrophils in synovial fluid
septic joint
24 yo man with pain and swelling in both knees and pustules on hands
N. gonorrheae septic arthritis
LBP increases with passive straight leg raise
herniated disc
LBP with acute urinary retention
cauda equina
severe back pain that radiates to groin
renal stone
LBP limited to paraspinal region
muscle strain
LBP improves with activity
ankylosing spondylitis
Fall on outstretched arm -> snuffbox tenderness complication
avascular necrosis
Anterior shoulder dislocation complication
axillary n inj
Fracture of 5th metacarpal neck complication
fight bite, tendon lac
Humerus fracture complication
radial n inj