9 results
Causes of Back Pain #Diagnosis #EM #PrimaryCare #Differential #Back #Pain #BackPain #Spinal #Referred #Algorithm #Ddxof
Causes of Back Pain ... #Diagnosis #EM ... #Differential #Back ... Pain #BackPain #Spinal ... #Referred #Algorithm
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- acute lumbar disc ... • Severe low back ... - Emergency Causes ... Palpation - lower back ... differential #diagnosis #causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
arthritis of the spine ... Intervertebral disc ... Spondylolisthesis • Spinal ... , Pathologic fracture ... Differential #Diagnosis #causes
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
Causes of Back Pain ... Differential Diagnosis Algorithm ... of neoplasm • Fracture ... Radicular Symptoms • Cauda ... #Causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Lower roots -> Cauda ... compression by fractured ... Cord Causes: 1 ... Symptoms: • Back ... differential #algorithm
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda ... Syndrome - Low back ... Commonly caused ... such as fibular fracture ... - Narrowing of spinal
Stool Incontinence - Differential Diagnosis Algorithm
Affected Pelvic Floor 
 - Trauma/Surgery
   • Surgery: Anorectal,
Differential Diagnosis Algorithm ... Bowel • Pelvic Fracture ... Brain, Spinal Cord ... , Cauda Equina) ... #Causes
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... • Intrinsic Causes ... Vertebral burst fracture ... involvement Cauda
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Back or extremities ... demyelination features ... of intrathecal spinal ... nerve roots and cauda