36 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Diagnosis Algorithm ... Neuropathy • Spinal ... • Myasthenia Gravis ... Peripheral #Weakness #Neurology ... #Differential #
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Critical and Emergent ... Brainstem - Spinal ... Brainstem - Spinal ... Neuromuscular #Weakness #Differential ... #Neurology #Causes
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
• Myasthenia gravis ... Sarcoidosis • Infections ... Myopathy #mimics #diagnosis ... #differential # ... causes #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness • Spinal ... heavy metals), Critical ... Syndrome, Myasthenia Gravis ... Weakness #Causes #differential ... #diagnosis #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... think about three clinical ... Neurogenic Ptosis - Neurologic ... Syndrome #Ptosis #neurology ... #Differential #
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... Diagnosis Framework ... Rhabdomyolysis, Critical ... #Diagnosis #causes ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Lesions of the spinal ... Postsynaptic: Myasthenia Gravis ... aminotransferases • Serology ... #Diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... life-threatening Differential ... myasthenia Diagnosis ... precipitated by: Drugs, infection ... #neurology
Reversible Neurocognitive Disorders (Reversible Causes of "Dementia")
 • Structural/Mass: Subdural Hematoma, NPH, Intracranial tumor
 • Infection:
Intracranial tumor • Infection ... , Nutritional UCSD ... Disorders #dementia #differential ... #diagnosis #causes ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
constipation Differential ... Diagnosis: • ... infection/abscess ... #diagnosis #causes ... #neurology