15 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 ... Wrist #Carpal #Radiology
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 ... between all carpal bones ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Pathogenesis, clinical ... and underlying bone ... -> Hill Sachs Defect ... Dislocation #Diagnosis #signs ... symptoms #msk #orthopedics
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 ... Elbow #Humerus #Radiology ... #Orthopedics #MSK
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 ... Fracture #Elbow #Radiology ... #Orthopedics #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Findings: • Large defect ... Differential diagnosis ... • Bony Humeral ... GAGL): "Reverse J sign ... #Radiology #diagnosis
Yergason's Test on Shoulder Examination
Patient Position: Sitting
Examiner Position: Standing adjacent to the test arm. One hand
One hand stabilizes ... Positive Sign: ... of pain in the bicipital ... #PhysicalExam #clinical ... #video #msk #orthopedics
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Infraction - MSK Radiology ... for secondary signs ... Differential diagnosis ... plate, subchondral bone ... #mri #clinical
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK Radiology ... The "double PCL sign ... peripheral red zone ... Differential diagnosis ... Tear #knee #mri #clinical
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Paraneoplastic effects ... life-threatening Differential ... test - Cogan sign ... - Peek sign ... Gravis #diagnosis #management