23 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... • Meniere's Disease ... /signs, bidirectional ... #Diagnosis #Algorithm
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Méniére's disease ... Vascular disorders ... varying neurologic signs ... #differential #diagnosis ... #neurology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Algorithm High ... Drugs, Endocrine disorders ... #Algorithm #Workup ... #nephrology #PTH
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
- Differential Diagnosis ... disoriented - Non-vertigo ... Organic Disease ... Anxiety • Panic Disorder ... Lightheadedness #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... No auditory symptoms ... test Méniére's disease ... Long symptom-free ... #diagnosis #neurology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... evaluation or workup ... organ-specific signs ... #diagnosis #hematology
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
• CNS symptoms ... Returning Traveler’ algorithm ... thin smear • Signs ... biopsy • Lab values ... #diagnosis
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... tinnitus (Méniére's disease ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Bradykinetic Movement Disorders ... - Differential Diagnosis ... Algorithm Parkinson's ... Disease (TRAP): ... • Cerebellar signs
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
pain • Extra-CNS complications ... Comorbid autoimmune disorders ... Manifestations #diagnosis ... #neurology #symptoms ... #signs