11 results
Yergason's Test on Shoulder Examination
Patient Position: Sitting
Examiner Position: Standing adjacent to the test arm. One hand
Yergason's Test ... Positive Sign: ... of pain in the bicipital ... sound over the bicipital ... clinical #video #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Findings: • Large defect ... extravasating through the defect ... Differential diagnosis ... GAGL): "Reverse J sign ... Radiology #diagnosis #msk
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... mass and NO prior signs ... • This case should ... Differential diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... Syndrome #diagnosis #management ... #signs #symptoms
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
syndrome, rheumatoid arthritis ... life-threatening Differential ... - Cogan sign ... - Peek sign 2. ... Gravis #diagnosis #management
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... axial (spine, shoulders ... noninflammatory Signs ... Joint #pain #Differential ... #Diagnosis #MSK
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... the “Chewing gum test ... GCA #Temporal #Signs ... Symptoms #Diagnosis #Management
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... claudication, pulse deficits ... proximal muscles of shoulder ... impairment, neurologic deficits
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... vasculitis) - Affects ... and often causes arthritis ... purpura: strong sign ... retinopathy Lab Tests
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... negative, MOG-IgG test ... should be ordered ... Myelitis #diagnosis #management ... #neurology #differential