13 results
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
Ice-pack Test for ... Myasthenia Gravis ... effectively increasing ACh ... #physicalexam # ... neurology #diagnosis
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... following a finger) • Test ... TylerLarsenMD #HINTS #physicalexam ... #Vertigo #diagnosis ... #neurology #bppv
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Varies • No neurologic ... may be present Central ... #Algorithm #differential ... #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential ... Diagnosis Algorithm ... Bone Fracture Central ... symptoms/signs, ... #Neurology #Differential
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... abnormal) in nearly all ... a stand-alone test ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... CENTRAL VERTIGO ... signs or symptoms ... #differential # ... diagnosis #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
suspected and anti-ACh ... such as cogan sign ... and the ice pack test ... #PhysicalExam # ... ophthalmology #neurology
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
A positive test, ... as a Babinski sign ... extending with all ... Reflex #Plantar #PhysicalExam ... #Diagnosis #Neurology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
of Polyuria - Differential ... Diagnosis Algorithm ... GI Bleed) • NaCl ... response • Central ... #Polyuria #Nephrology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... /Edrophonium test ... - Cogan sign ... - Peek sign 2. ... #neurology