65 results
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... , Symptoms and Testing ... eye movements #Diagnosis ... LikelihoodRatios #PhysicalExam ... #Testing
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Diagnosis - ... /Edrophonium test ... Drugs, infection, surgery ... #management #neurology
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
Ice-pack Test for ... Myasthenia Gravis ... #Myasthenia #Gravis ... #physicalexam # ... neurology #diagnosis
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... Diagnosis Algorithm ... Syndrome • Botulism ... Peripheral #Weakness #Neurology ... #Differential #
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... test characteristics ... Pronator #Drift #Testing ... #Stroke #physicalexam ... #diagnosis #neurology
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... Hering's law) • Testing ... #Gravis #PhysicalExam ... #Maneuvers #Diagnosis ... #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
In-office testing ... and the ice pack test ... include a Tensilon test ... #Gravis #PhysicalExam ... ophthalmology #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Guillain-Barre syndrome ... , Myasthenia Gravis ... poisoning, Scorpion sting ... Weakness #Causes #differential ... #diagnosis #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Neurogenic Ptosis - Neurologic ... wearing • Ocular surgery ... #Ptosis #neurology ... #Differential #
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... a stand-alone test ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing