6124 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
reaction, Myasthenia Gravis ... , Graves' Disease ... glomerulonephritis, Serum ... Classification #Diagnosis
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
toxoid, vaccines, serum ... polymyositis, myasthenia gravis ... #differential #diagnosis
Von Graefe's Sign - Graves' Eyelid Ophthalmopathy on Ocular Exam

Lagging of the upper eyelid on downward
Graefe's Sign - Graves ... the eye #Von #Graefes ... VonGraefes #Sign #Graves
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
dissection, Myasthenia gravis ... Thyroid myopathy (Graves ... #differential #diagnosis
Myasthenia Gravis - Ptosis, Diplopia, Blurred Vision

Acute Myasthenic Crisis 
• Triggered by infection, medication 
• Respiratory
Myasthenia Gravis ... #Myasthenia #Gravis ... #Diagnosis #Pathophysiology
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... have myasthenia gravis ... eye movements #Diagnosis ... #Myasthenia #Gravis
Graves Hyperthyroidism - Diagnosis and Management Algorithm
Low TSH -> TSH-R-Ab+ -> Graves' Hyperthyroidism

doi: 10.1210/clinem/dgaa646

#Graves #Disease #Hyperthyroidism
Graves Hyperthyroidism ... - Diagnosis and ... > TSH-R-Ab+ -> Graves ... clinem/dgaa646 #Graves ... Algorithm #treatment #diagnosis
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
High T4/T3) - Diagnostic ... Graves disease – ... positive, you’ve diagnosed ... Graves disease! ... #Hyperthyroid #Diagnosis
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... • Myasthenia gravis ... lesion of MLF) • Graves ... #Differential #Diagnosis
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
for Myasthenia Gravis ... Test #Myasthenia #Gravis ... physicalexam #neurology #diagnosis