101 results
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Positive J-Sign ... Exam The J sign ... and potential instability ... shaped path with flexion ... Positive #JSign #J #Sign
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... XR — scotty dog sign ... pathophysiology #signs ... #symptoms
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
severe) 2) Gait instability ... Labyrinthitis #Diagnosis #Symptoms ... #Signs #Otolaryngology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
: Atlantoaxial Instability ... #rheumatology #signs ... #symptoms
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder instability ... Differential diagnosis ... GAGL): "Reverse J sign ... shoulder #clinical #mri ... #clinical #Radiology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Syndrome - MSK Radiology ... hallucis longus Differential ... osteochondral lesion ... but no symptoms ... #clinical #Radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... lesions + toxo ... #Brain #differential ... diagnosis #causes #radiology
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Movement Disorders - Differential ... Bradykinesia • Postural Instability ... • Cerebellar signs ... MovementDisorders #Neurology #Differential
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
or fluid-filled lesions ... Ill-appearing, vital sign ... instability - ... Mucocutaneous or ocular lesions ... Targetoid #Algorithm #Differential
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
with possible symptoms ... tenderness and loss of flexion ... patellofemoral joint with MRI ... pathophysiology #diagnosis #signs ... #symptoms #msk