67 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... Respiratory muscles ... Respiratory insufficiency ... myasthenia Diagnosis ... #diagnosis #management
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... Interstitial lung diseases ... failure • There are gravity-dependent ... hepatopulmonary syndrome ... #Differential #Diagnosis
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
nervous system (CNS ... important, as early diagnosis ... and treatment can ... Inflammatory causes ... #differential #diagnosis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... involvement: Intractable nausea ... pain • Extra-CNS ... , Myasthenia gravis ... Manifestations #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (COP), Respiratory ... Churg Strauss syndrome ... #ILD #diagnosis ... #causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness • Cardio-pulmonary ... disease • Anemia ... • Myasthenia Gravis ... Lambert-Eaton Myasthenic Syndrome
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
- Differential Diagnosis ... treat underlying cause ... cirrhosis, nephrotic syndrome ... Pulmonary Diseases ... , CNS Disease, Meds
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Disease • ... • Acute Respiratory ... Distress Syndrome ... #Differential #Diagnosis
Multiple Cranial Neuropathies - High Yield Differential Diagnosis
 • Intrinsic brainstem process
 • Compressive brainstem process
Neurosarcoidosis • CNS ... Lyme Disease, TB ... Miller Fisher Syndrome ... • Myasthenia Gravis ... #causes
Summary of actions of some Cholinergic Agonists

Bethanechol 
• Used in treatment of urinary retention 
• Binds
miosis during ocular ... of myasthenia gravis ... Edrophonium • Used for diagnosis ... of myasthenia gravis ... for Alzheimer's disease