26 results
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... disoriented - Non-vertigo ... Organic Disease ... Problem • Drugs Psychiatric ... Lightheadedness #Neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... and vomiting, auditory ... • Meniere's Disease ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... positional episodes caused ... test Méniére's disease ... differential #diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... , Méniére disease ... often classified as ... 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 ... Méniére's disease ... Disease onset usually ... #diagnosis #neurology
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
Diseases: Korsakoff ... Injury, Alzheimer's Disease ... Cortical Blindness, Psychiatric ... differential #diagnosis #causes ... #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... PERIPHERAL VERTIGO ... tinnitus (Méniére's disease ... with vascular causes ... symptoms #comparison #neurology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Histiocytosis and ... uropathy, Metabolic causes ... Treatment is aimed ... at the psychiatric ... Classification #Types #Nephrology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
less common diseases ... treatment can prevent ... Inflammatory causes ... polychondritis • Behcet disease ... BEE #Syndromes #neurology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
is usually caused ... Treatment: Treatment ... the underlying cause ... vaptans (HF/liver disease ... #management #nephrology