13 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... - Emergency Causes ... Differential Diagnosis ... Imaging studies: • MRI ... #causes #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda ... Equina Syndrome ... Commonly caused ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... Causes of spinal ... Vertebral burst fracture ... involvement Cauda ... #differential #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Intracellular Shift ... - Tumor lysis syndrome ... • Vegetables: spinach ... #causes #potassium ... #high #nephrology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... /constipation, hyponatremia ... axonal form • MRI ... of intrathecal spinal ... nerve roots and cauda
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... Case description ... • Stress fracture ... Heel #clinical #mri ... #msk
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Management Summary Causes ... Hyperuricemia • Hyponatremia ... Shift of extracellular ... #treatment #nephrology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Lower roots -> Cauda ... compression by fractured ... Cord Causes: 1 ... MCTD, Sjogren syndrome
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Intracellular Shift ... - Tumor lysis syndrome ... • Vegetables: spinach ... #causes #potassium ... #high #nephrology