15 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
cause of AVS and ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #Central #HeadImpulse
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
= Central Cause ... This patient as ... Video by Dr. ... PeterJohns84 #Normal #HeadImpulse ... #Neurology #Vertigo
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
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
vs Central Lesions ... VII, the facial nerve ... #Nerve #Paralysis ... #Bells #Palsy #Neurology ... #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
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... myasthenia Diagnosis ... Bedside: ice pack test ... /Edrophonium test ... - Repetitive nerve
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... and sensitive tests ... pathophysiology as ... #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 ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
~5th decade → peripheral ... GHRH release, central ... Beckwith Wiedemann syndrome ... and Workup: • ... glucose suppression test
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
: • Nephrotic syndrome ... Carpal tunnel syndrome ... hypoadrenalism • Nausea ... carotene levels Nerve ... Tests: • Nerve