MSK/Rheumaotology Flashcards
Abducted, externally rotated
Axillary nerve affected
Anterior Shoulder Dislocation
Adducted, internally rotated
Electrical injury, lightning, seizure
Posterior shoulder dislocation
Empty can test
rotator cuff tear
Wrist drop (radial nerve)
Mid shaft humerus fx
middle 1/3 most commonly affected, treat with sling
Clavicle fx
Children, median nerve and brachial artery affected, anterior sail and posterior fat pad sign, gun stock deformity, volkmanns contracture
Supracondylar fracture
Posterior dislocation most common
elbow dislocation
FOOSH (fall on outstretched arm), snuffbox tenderness, thumb spica splint
Scaphoid fx
Median nerve, phalen sign, tinel sign, compression test, thenar eminence atrophy
carpal tunnel syndrome
5th metacarpal fx, ulnar gutter splint
boxer fracture
Pregnancy, Finkelstein test
Dequervain tenosynovitis
Young male, HLA B27, Bamboo spine
Ankylosing spondylitis
Bowel bladder incontinence, saddle parasthesia
Cauda equina
Shopping cart sign (pain relieved with forward bending)
Spinal stenosis
Femoral neck fx, limp, frog leg lateral XR
Legg Calve Perthes
Obese, XR: posterior displacement of the femoral epiphysis
Slipped capital femoral epiphysis
Positive orlotani and barlow test, palpable clunk, pavlik harness
Developmental Hip Dysplasia
External rotation and shortening
Hip fracture
Deceleration, hyperextension, pop, swelling, Positive Lachman or anterior drawer test
Anterior cruciate ligament tear (ACL)
Mechanical sx, baker cyst, positive mcmurry and apley test
Meniscal tear
Knee pain worse with exercise, children, tenderness over tibial tuberosity
Osgood schlatter dz
Positive thompson test
Achilles ankle tear
Staph aureus
Osteomyelitis
Moth eaten pattern and onion peel appearance
ewing sarcoma
Knee, bouchard (PIP) and heberdens (DIP) nodes
Osteoarthritis
Risk factors; Smoking, Glucocorticoids, amenorrhea
Osteoporosis
Sunburst pattern
Osteosarcoma
Pain out of proportion, 6 Ps: Pain, pressure, parasthesia, pulselessness, pallor, paralysis
Compartment syndrome
Bilateral symmetric and progressice, boutonniere and swan neck deformity, Felty syndrome: RA, Splenomegaly, and Neutropenia
Rheumatoid Arthritis (RA)
Women, depression, pain
Fibromyalgia
Calcium pyrophosphate, Positive birefringent rhomboid shaped crystals
Pseudogout
Polyarthritis, spiking fevers, salmon colored rash, risk of uveitis
Juvenile RA
Hep B (etiology), Livedo reticularis, mononeuritis multiplex
Polyarteritis nodosa
Progressive proximal muscle weakness, dysphagia
Polymyositis
Heliotrope rash, guttron papules, shawl sign, risk of malignancy, Anti-jo-1 and Mi-2 antibodies
Dermatomyositis
> 50 y/o, Giant cell arteritis
Polymyalgia Rheumatica
GI/GU infection, urethritis, conjunctivitis
Reactive Arthritis
can’t see, can’t pee, can’t climb a tree
Malar rash, positive ANA, discoid rash, double-stranded DNA and anti-Smith antibodies
Systemic Lupus erythematosus