9 results
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential ... Phosphate Deficiency Primary ... #Pathologic #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Primary and Secondary ... Red Flags and Differential ... Systemic N - Neurologic ... Amy Chung, MD, MSc ... #causes #primary
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... sequestration • epidural hematoma ... Imaging studies: • MRI ... - Sagittal, axial ... #neurology
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
edema within the medial ... Case description ... Differential diagnosis ... #clinical #mri ... Radiology #diagnosis #msk
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Herniated disc - Hematoma ... Vertebral burst fracture ... syndromes #lesions #differential ... #diagnosis #neurology
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Dislocation - MSK ... Case description ... Differential diagnosis ... knee #clinical #mri ... Radiology #diagnosis #msk
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
with GCA or as primary ... affects the skin, neurologic ... Rash, arthritis Primary ... oligoclonal bands • MRI ... tract, and often causes
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... (3) primary lateral ... MRI: Brain, cervical ... neurons - IV free radical ... Lateral #Sclerosis #neurology
Causes of Myoclonus - Differential Diagnosis
LOCALIZATION:
 • Cortical: Focal/multifocal: Distal UL+ Face, Action/sensitive induced
 • Sub-Cortical:
Causes of Myoclonus ... - Differential ... hepatic, septic, pulmonary ... , dehydration, primary ... #neurology