13 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... #Central #Causes ... #differential #diagnosis ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS and ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
vs Central Lesions ... , the facial nerve ... #CNVII #CN7 #Peripheral ... #Nerve #Paralysis ... #Diagnosis *
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... cross-reacts with peripheral ... or the axon of peripheral ... and sensitive tests ... pathophysiology as
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... such as the whispered ... (CN 8) ... Labyrinthitis ○ Epstein-Barr ... #Differential #Diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... lesions of the central ... Lesions Of The Peripheral ... dystrophies Work ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... - Emergency Causes ... cord • Guillain-Barre ... • Provocative Tests ... #causes #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... headache, altered mental ... Demyelinating disease caused ... of the abducens nerve ... InfectiousDiseases #Neurology
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
~5th decade → peripheral ... GHRH release, central ... and Workup: • ... levels not useful as ... glucose suppression test
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
Diagnostic algorithm ... disposition, even if the cause ... is peripheral. ... CNS, Central nervous ... #Diagnosis #AVS