28 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
often classified as ... Uncommon): - Vascular ... hemorrhage - Non-vascular ... Central #Causes #differential ... #diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes - Differential ... Lambert-Eaton Myasthenic Syndrome ... #Weakness #Neurology ... #Differential #
Idiopathic Inflammatory Myopathies - 
Dermatomyositis (DM), Immune-Mediated Necrotizing Myopathy (IMNM), Antisynthetase Syndrome (ASS), Inclusion Body Myositis
Antisynthetase Syndrome ... (ASS), Inclusion ... Idiopathic #Myopathy #Comparison ... #Managment #algorithm ... #Rheumatology #Differential
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Motor Nerves: ALS ... Guillain-Barre syndrome ... Lambert Eaton Syndrome ... Weakness #Causes #differential ... #diagnosis #neurology
Thiamine Deficiency - Differential Diagnosis Framework and Clinical Manifestations

Causes of Thiamine Deficiency:
 • Poor intake:
	- Diets
Thiamine Deficiency - Differential ... Hyperkinetic LVEF is also ... - Symmetrical peripheral ... AV shunt, renal vascular ... Manifestations #Differential
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
; Serotonin syndrome ... can cause harm as ... they lead to peripheral ... #Hyperthermia #comparison ... #diagnosis #management
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... or minutes with vascular ... causes, such as ... signs #symptoms #comparison ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... • Acute stroke syndromes ... Lesions Of The Peripheral ... #Weakness #Differential ... #Diagnosis #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... lung nodules, may also ... Neuro Behcets Vascular ... Lesions #Brain #differential ... causes #radiology #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... (Wallenberg's syndrome ... Syndrome usually ... Vertigo #Causes #differential ... #diagnosis #neurology