14 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... from impact onto lateral ... • Non-union of fracture ... #msk #diagnosis ... #pathophysiology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... fracture (scaphoid ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
in elderly Causes ... exerted onto the lateral ... #msk #orthopedics ... #diagnosis #differential ... #causes #pathophysiology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... • Fracture • Arthritis ... • Sciatica • Tarsal ... #differential #diagnosis ... lower #extremity #msk
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
leg paresis. ... Commonly caused ... such as fibular fracture ... Narrowing of spinal canal ... Dermatomes #Myotomes #diagnosis
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... not have to be bilateral ... CaudaEquina #Syndrome #MSK ... #pathophysiology ... #diagnosis #symptoms
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Greater Trochanter Fracture ... of knee due to laterally ... #causes #symptoms ... #signs #diagnosis ... #msk
Scoliosis: Pathogenesis and clinical findings (Cobb Angle > 10 Degrees)

 • Incr Axial rotation of thoracic
cage) • Incr lateral ... Breasts, Apparent Leg ... intervertebral canal ... #Scoliosis #pathophysiology ... #msk #diagnosis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... survival is 93-95% Pathophysiology ... symptoms are not caused ... anterior/posterior MSK ... extensor surface of legs