25 results
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Channelopathies: Long/short ... QT syndromes, Brugada ... Acquired long QT syndrome ... Cardiac #Arrest #cardiology ... #differential #
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near ... Midbrain (Parinaud's Syndrome ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... Holmes-Adie Syndrome ... Young females Differential ... - no light-near ... PhysicalExam #neurology #ophthalmology
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Floaters - Differential ... Patients As: • Black spots ... the vision • Spots ... #Floaters #Differential ... Diagnosis #Ocular #ophthalmology
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Haglund Syndrome ... - MSK Radiology ... Partial undersurface tear ... heterogeneity & possible tear ... Differential diagnosis
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
cardiogenic edema, to differentiate ... infection, ARDS, near-drowning ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... - Ramsay Hunt syndrome ... Nerve V: • TMJ syndrome ... vision or black spots ... the tragus to differentiate
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
ECGs - Syncope Syndromes ... delta wave and short ... mchlwng #Syncope #Syndromes ... Checklist #diagnosis #cardiology ... electrocardiogram #differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... hallucis longus Differential ... syndesmotic ligament tear ... Trigonum #OsTrigonum #Syndrome
Cardiomyopathies 

Manifestations of cardiomyopathy (CM) range from microscopic alterations in cardiac myocytes to fulminant Heart Failure
Tachycardia (CPVT) • Short ... QT Syndrome • ... Hypereosinophilic syndrome ... Cardiomyopathies #cardiology ... #diagnosis #differential