10 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Syndrome: • large lower ... Inspection - lower ... Palpation - lower ... or unilateral lower ... #diagnosis #causes
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... pulposus, Compression fracture ... BrighamChiefs #Lower ... #Diagnosis #causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Conditions: • Cauda Equina ... Commonly caused ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential ... Diagnosis Algorithm ... bladder) • Vascular ... Extraglomerular - Lower ... #Causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
spasticity • Lower ... roots -> Cauda equina ... compression by fractured ... Non-compressive Spinal Cord Causes ... Upper extremity, lower
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Leg Pain: • Fracture ... Trauma • Crush injury ... #diagnosis #lower
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Weakness - Lower ... Vertebral burst fracture ... involvement Cauda Equina ... syndromes #lesions #differential ... #diagnosis #neurology
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Several of the diagnoses ... structural and vascular ... considering the diagnosis ... With multiple lower ... Most commonly caused
Differential Diagnosis: New-Onset Seizure in the Elderly

STRUCTURAL:
 • Stroke/TIA, Subdural hematoma, mass
 • Traumatic Brain Injury
Differential Diagnosis ... Traumatic Brain Injury ... may indirectly lower ... cardiovascular causes ... #Differential #Diagnosis
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
her abdomen and lower ... in over 80% of cases ... and/or delayed diagnosis ... pattern on your differential ... #clinical #video