28 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... Radiology #XRay #Diagnosis
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... drdevrad #Carpal #Bone ... radiology #msk #orthopedics ... #diagnosis
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Tertiary Lab Comparison ... Symptoms: Commonly no signs ... , Fragile bones/ ... easily/weakness, Bone ... Hyperparathyroidism #diagnosis
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Media • Temporal Bone ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... #Differential #Diagnosis
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... onto lateral hip Signs ... Fractures #msk #diagnosis ... pathophysiology #signs ... #symptoms #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... to diagnosis scapholunate ... between all carpal bones ... ("Terry Thomas sign
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
and underlying bone ... joint capsule or bone ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Salter Harris Fractures - Pediatric Fractures of the Physis 
SALTR Mnemonic 

Salter Harris I 
Straight through
with pediatric orthopedics ... growth arrest of bone ... growth arrest of bone ... opposite limb XR for comparison ... #Diagnosis #Management
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... can't make A-OK sign ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
posterior) and bone ... anterior sail sign ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics