1937 results
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
Myasthenia Gravis - Ptosis, Diplopia, Blurred Vision

Acute Myasthenic Crisis 
• Triggered by infection, medication 
• Respiratory
Myasthenia Gravis ... #Myasthenia #Gravis
Hydronephrosis Grading
Grade I - Pelviectasis 
Grade II - Caliectasis (Major Calyces)
Grade III - Caliectasis (Minor Calyces)
Grade
Hydronephrosis #Grading #grades ... nephrology #radiology #ultrasound
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 ... Diagnosis #Myasthenia #Gravis
Curtain Sign - Enhanced Ptosis in Myasthenia Gravis
Because of bilateral eyelid innervation, when the more affected
in Myasthenia Gravis ... Ptosis #Myasthenia #Gravis
Parasternal Windows on POCUS
PLAX = parasternal long axis 
PSAX = parasternal short axis

- Dr. Abhilash Koratala
= parasternal short ... Windows #POCUS #ultrasound
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... POCUS #Ocular #Ultrasound
REBEL Review 93: Myasthenia Gravis via J. Yosuf Alam #clinical #myastheniagravis #neurology
93: Myasthenia Gravis
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
reaction, Myasthenia Gravis ... , Graves' Disease