21 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Temporal Bone Fracture ... Central Vestibular ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... with vascular causes ... Long symptom-free ... #neurology
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Differentiating Features ... Oxygen therapy - Pulmonary ... cause can improve ... #Peripheral #Comparison ... #Signs #Symptoms
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... dysfunction Central ... Vertebral burst fracture ... #differential #diagnosis ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... Long symptom-free ... #differential #diagnosis ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... compression by fractured ... Causes: 1. ... spinalcord #disorders #diagnosis ... #neurology #differential
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
NINDS Diagnostic ... Symmetric involvement, Mild ... sensory symptoms ... sensory level • Central ... #criteria #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
• Intensity: Mild ... with vascular causes ... #Vertigo #diagnosis ... findings #signs #symptoms ... #comparison #neurology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
meninges in spinal cord ... nerve roots Spinal Cord ... • Caused by immune ... #Tuberculosis #diagnosis ... differential #TB #neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... is required for diagnosis ... intravenous drug use, Central ... in up to 30% of cases ... #Endocarditis #comparison