10 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... dorsum of the hand ... #XRay #Diagnosis ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... injury, acute carpal ... Distal #Radiology #XRay ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... no longer sitting ... sit in lunate "tea ... #XRay #Diagnosis ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... onto outstretched hand ... #Radiology #XRay ... #Sports #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Swelling notable on Xray ... boggy" joints, esp carpal ... ulnar drift of fingers ... Extra-articular signs ... pathophysiology #signs
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
ankles, knees, fingers ... , wrist, elbow ... Tophi on extensor elbows ... double contour sign ... +Radiographic signs
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... • Psoriasis - Elbows ... Lichen planus - Wrists ... extremities, flexor wrists ... dermatology #rash #differential
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Examine for signs ... If ok with ICU team ... flexed at the elbow ... #PhysicalExam #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
in the US each year ... • Bilateral signs ... Pleocytosis > 100 cells ... diagnosis #management #neurology ... #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... affects the skin, neurologic ... cognitive impairment, neurologic ... gray matter changes