57 results
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Trauma and Spine ... : Don't cause spinal ... deformity or neurologic ... Cauda equina Treatment ... #Orthopedics #diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
stroke, Acute spinal ... injury, Early ALS ... Eclampsia, Late ALS ... #differential #diagnosis ... #table #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential Diagnosis ... that is leaky all ... #Differential #Diagnosis ... #workup #nephrology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... - Differential Diagnosis ... Weakness • Cardio-pulmonary ... Neuropathy • Spinal ... Peripheral #Weakness #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Commonly caused ... fibular neck such as ... fibular fracture ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Motor Nerves: ALS ... #differential #diagnosis ... #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... Vertebral burst fracture ... #differential #diagnosis ... #neurology
Spinal Epidural Abscess Overview

Infection in the epidural space - often caused by bacteremia or direct spread
Spinal Epidural ... space - often caused ... lead to permanent neurologic ... deficit Clinical Features ... and Treatment
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 ... Differential Diagnosis ... axial T1 and T2 Treatment ... #differential #diagnosis ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... compression by fractured ... Cord Causes: 1 ... spinalcord #disorders #diagnosis ... #neurology #differential