1010 results
ABCDEs & 3 P’s of Fluoroquinolone Toxicites

Achilles Tendon Rupture
Acute Aortic Rupture
Blood Glucose Alterations
Central Nervous System
Diarrhea (C
Exacerbations of Myasthenia ... ABCDEs #Toxicites #Pharmacology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Parkinson's • Myasthenia ... Gravis Pharmacologic
Summary of actions of some Cholinergic Agonists

Bethanechol 
• Used in treatment of urinary retention 
• Binds
In treatment of myasthenia ... for diagnosis of myasthenia ... Cholinergic #Agonists #Pharmacology
Myasthenia Gravis - Ptosis, Diplopia, Blurred Vision

Acute Myasthenic Crisis 
• Triggered by infection, medication 
• Respiratory
Myasthenia Gravis ... Vision Acute Myasthenic ... ventilation #Myasthenia
Hydroxychloroquine - Risks and Benefits in Lupus
Benefits:
↓ Disease activity, ↓ Flare, ↓ Damage, ↓ Corticosteroid dose,
other diseases: myasthenia ... Benefits #Lupus #pharmacology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... Overview Myasthenia ... arthritis, SLE Myasthenia ... Lambert Eaton myasthenia ... antibodies Myasthenia
Drugs associated with worsening of Myasthenia Gravis (MG):
•	D-penicillamine 
•	Botulinum toxin.
•	Telithromycin
•	Fluoroquinolones 
•	Quinine
•	Magnesium
•	Macrolide antibiotics 
•	Corticosteroids (may cause transient
with worsening of Myasthenia ... prevent prolonged myasthenic ... higher risk of myasthenic
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Oculomotor • Myasthenia ... Lambert-Eaton Myasthenic
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... this patient have myasthenia ... #Diagnosis #Myasthenia
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... MuSK-positive myasthenia ... mild generalized myasthenia ... weakness and in myasthenic ... SinaiBmoreIMRes #Myasthenia