28 results
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Neuromuscular Weakness ... Spinal cord - Peripheral ... Neuromuscular #Weakness ... #Differential # ... Neurology #Causes
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Weakness - With ... Sensory Changes - Differential ... elevated CK #Peripheral ... #Neurology #Differential
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Weakness with Sensory ... Changes - Differential ... #Weakness #Sensory ... #Neurology #Differential
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial Weakness ... - Differential ... Forehead involved = Peripheral ... #Differential # ... Algorithm #Causes #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes - Differential ... infection #Peripheral ... #Weakness #Neurology ... #Differential #
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... • Central or peripheral ... neurologic disease ... mimics #diagnosis #differential ... #causes #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Shoulder: • Abduction ... Anterior Shoulder Dislocation ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
progressive flaccid weakness ... Albuminocytologic dissociation ... Treatment: • Plasmapheresis ... diagnosis #management #treatment ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Lesions Of The Peripheral ... aminotransferases • Serology ... #Differential # ... Diagnosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... no light-near dissociation ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology