21 results
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... • Myasthenia gravis ... Myopathy #mimics #diagnosis ... #differential # ... causes #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Sensory Motor Reflex ... Antecubital Fossa Elbow ... Middle Finger Elbow ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... Diagnosis Algorithm ... • Myasthenia Gravis ... #Neurology #Differential ... #Diagnosis #Algorithm
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... Gravis - Physical ... #PhysicalExam # ... Maneuvers #Diagnosis ... #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Syndrome, Myasthenia Gravis ... Neuromuscular #Weakness ... #Causes #differential ... #diagnosis #neurology
Stroke Evaluation and Management Algorithm

Clinical suspicion of stroke (BE FAST)
 • Balance loss
 • Eyes: vision
Evaluation and Management ... asymmetry • Arm weakness ... #Algorithm #diagnosis ... #differential # ... neurology #CVA
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Limb- proximal weakness ... life-threatening Differential ... myasthenia Diagnosis ... #diagnosis #management ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Postsynaptic: Myasthenia Gravis ... aminotransferases • Serology ... Diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... flexed at the elbow ... caseyalbin #PhysicalExam ... #neurology #comatose
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Neurogenic Ptosis - Neurologic ... to ptosis and weakness ... Syndrome #Ptosis #neurology ... #Differential #