20 results
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Arthritis ... Chondrodysplasia Neurologic ... tears of gluteus medius ... pathophysiology #causes ... signs #diagnosis #msk
Cross Arm Test of the Acromioclavicular Joint (Scarf Test or Cross Body Adduction Test)

The cross arm
Cross Arm Test of ... acromioclavicular arthritis ... Flex the shoulder ... to 90 degrees and ... #sports #msk #orthopedics
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Lyme), reactive arthritis ... Like in this case ... - parvovirus, HIV ... #Joint #Pain #MSK ... approach #workup #differential
Scarf Test (Cross-Body / Cross-Arm Adduction Test) for Acromioclavicular Joint Integrity

The cross arm flexion test evaluates
acromioclavicular arthritis ... Flex the shoulder ... to 90 degrees and ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
) - MSK Radiology ... These are CLASSIC ... • This case should ... - **MSK rads ... Differential diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Herpes zoster - HIV ... Repetitive strain injury ... Trauma • Crush injury ... lower #extremity #msk
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
joint is manipulated ... The arm should be ... axillary nerve injury ... #Reduction #MSK ... Orthopedics #clinical #video
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
axial (spine, shoulders ... , hips)? ... weeks) Can Be Caused ... Joint #pain #Differential ... #Diagnosis #MSK
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
of the affected joint ... antibodies, which are ... should be obtained ... : HIV test, a rubella ... • Sacroiliac joint