48 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... and Causes - ... Amy Chung, MD, MSc ... #Differential # ... Unconjugated #Causes
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
micro-damage exceeds ability ... StressFractures #msk ... #orthopedics #pathophysiology ... #symptoms #signs
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... Movement Disorders - Differential ... Bradykinesia • Postural Instability ... • Cerebellar signs ... Diagnosis #Algorithm #Causes
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
onto lateral hip Signs ... Complications: • Inability ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm Pathophysiology ... - Pathophysiology ... Ill-appearing, vital sign ... instability - ... Targetoid #Algorithm #Differential
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Myopathy (Also caused ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... lumbar spine Signs ... CaudaEquina #Syndrome #MSK ... #pathophysiology ... diagnosis #symptoms #signs
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... sliding/barcode sign ... pleura in severe cases ... #pulmonary #differential ... #Lung #POCUS #ultrasound
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Collapse: • Pathophysiology ... → Syncope • Signs ... heat #illness #differential ... #diagnosis #causes