47 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... disease • Tinnitus ... Long symptom-free ... #differential #diagnosis
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
: Positive usually ... in head-hanging position ... : Positive (corrective ... Labyrinthitis #diagnosis ... #neurology #comparison
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Disorientation, vertigo ... Diagnostic tests ... Cold #Urticaria #diagnosis ... #rheumatology #comparison ... #table
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Diagnosis Algorithm ... • Meniere's Disease ... symptoms/signs, ... #Diagnosis #Algorithm
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Time course and symptoms ... distinguishing between causes ... prodrome Meniere's Disease ... #differential #diagnosis ... #comparison #table
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Méniére's disease ... without an obvious cause ... Disease onset usually ... #diagnosis #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... following a finger) • Test ... #diagnosis #neurology ... #bppv #comparison ... #table
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
tinnitus (Méniére's disease ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Whipple Disease (Tropheryma whipplei) - Diagnosis and Management 

Caused by: Tropheryma whipplei

Symptoms and Signs:
1. Migratory poly/oligoarthralgia
Whipple Disease ... Management Caused ... Tropheryma whipplei Symptoms ... T. whipplei tests ... T. whipplei test
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... (GI symptoms/endemic ... (CVID, WAS), (neurologic ... #Differential #Diagnosis ... #Causes #Workup