85 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... - Differential Diagnosis ... Weakness • Cardio-pulmonary ... Motor Neuron and ... Peripheral #Weakness #Neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Diagnosis - ... test - Cogan sign ... - Peek sign ... #Gravis #diagnosis ... #management #neurology
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
Ask your patient ... finger salute- median ... /ulnar) 2) OK sign ... Scissors (Ulnar)" 6) Sign ... bobvarkey #Minute #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... aracteristic "claw hand ... Dislocation - May cause ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... disease • Myasthenia ... Various drugs and ... Myopathy #mimics #diagnosis ... #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
such as cogan sign ... always ask your ... may constitute a medical ... clinical #video #ophthalmology ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... oscillopsia) • Otitis Media ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... #Differential #Diagnosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... likely to cause ... glucocorticoids - can cause ... #Gravis #diagnosis ... #management #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... • Myasthenia ... depress when looking medially ... #Algorithm #Causes ... #Ophthalmology