21 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... space >3 mm on PA ... ("Terry Thomas sign ... injuries: distal radius ... Carpal #Radiology #XRay
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... capitellum (age 1), radial ... can't make A-OK sign ... common), brachial artery ... ED Management: Pain
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... MCL), brachial artery ... Management: Simple, pain ... Posterior #Radiology #XRay ... #Diagnosis #Management
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs ... of CXR congestion
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR ... - Pulmonary symptoms ... pain) and signs ... Venn #Diagram #Diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Swelling notable on Xray ... drift of fingers, radial ... Extra-articular signs ... pathophysiology #signs ... #symptoms #diagnosis
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
during the post-prandial ... Superior mesenteric artery ... in the knee-to-chest ... Positive Carnett's sign ... #differential #diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
-> Sudden eye pain ... Pain worse when ... on CXR • RA inflammation ... pathophysiology #signs ... #symptoms #diagnosis
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
Enthesitis - Pain ... Axial involvement ... destructive) • X-ray ... pathophysiology #diagnosis ... #signs #symptoms
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Purpura, Urticaria Chest ... Polyneuropathy, Cranial ... lesions Abdominal pain ... erythematosus #signs ... #symptoms #diagnosis