84 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all carpal ... Thomas" sign to diagnosis ... spacing between all carpal ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... associated injuries: Carpal ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
commonly fractured carpal ... Second most common carpal ... injuries: Perilunate dislocation ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... Rotator #Cuff #Syndrome ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
PIP Involvement, Spares ... DIP, Carpal Tunnel ... , Sicca Syndrome ... Instability, Felty's Syndrome ... Arthritis #RA #diagnosis
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Channelopathies: Long/short ... QT syndromes, Brugada ... #differential #diagnosis ... #causes
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential Diagnosis ... • Semicircular canal ... dehiscence syndrome ... • Cogan's syndrome ... #Differential #Diagnosis
Tinel's Test for Tarsal Tunnel Syndrome

Perform a Tinel's over the tarsal tunnel, attempting to reproduce pain,
Tunnel Syndrome ... numbness, or tingling caused ... Video via @open_michigan ... PhysicalExam #clinical #video ... #sports #msk #orthopedics