14 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... XR — scotty dog sign ... vertebrae • CT ... Spondylolisthesis #MSK ... #signs #symptoms
CATCH Predictors for Clinically Significant TBI 
 - GCS Less than 15 at 2 hours post
Predictors for Clinically ... exam - Any Sign ... Predictors #Traumatic #Brain ... #Injury #Diagnosis ... #Peds #Pediatrics
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Comparison #Table
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... valves • MRI brain ... often seen • MRI brain ... #Endocarditis #comparison ... #table
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... : Diagnosis of exclusion ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #table
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Myotonic dystrophy - Brain ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... it difficult to differentiate ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Controversy: Subchondral fracture ... for secondary signs ... Differential diagnosis ... #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... BHAGL): Avulsion fracture ... GAGL): "Reverse J sign ... #mri #clinical ... #msk
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of UMN and LMN signs ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in ... MRI: Brain, cervical