9 results
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
of Acute Kidney ... #Nephrology #AKI ... #Causes #Differential ... #Workup #Algorithm ... #Ddxof
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• MCC- acute ... - Emergency Causes ... Differential Diagnosis ... cord • Guillain-Barre ... #causes #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
- Summary Acute ... Hands or feet • Pain ... Diagnosis: • ... of intrathecal spinal ... roots and cauda equina
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... repeat testing • Acute ... unilateral flank pain ... by UW IM Residency ... #Algorithm #Workup
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
(GBS) Acute autoimmune ... Incidence: 1 to 2 cases ... • The cardinal features ... roots and cauda equina ... Baltimore IM Residency
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda Equina ... Syndrome - Low back pain ... Commonly caused ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... roots -> Cauda equina ... compression by fractured ... Cord Causes: 1 ... #algorithm
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... Vertebral burst fracture ... involvement Cauda Equina ... #differential #diagnosis ... #neurology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
days after an acute ... injury or after IM ... • Diagnosis: ... - Intense pain ... days, the local pain