27 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 #
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
, Epstein—Barr virus ... Immunological Syndromes ... Churg-Strauss syndrome ... #Myocarditis #differential ... #diagnosis #cardiology
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
Vertebra Hurler Syndrome ... Morquio Syndrome ... Abnormalities #Radiology ... #MSK #Pathology ... Vertebrae #diseases #differential
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
virus, rubella ... virus, Junin virus ... Churg-Strauss syndrome ... Myocarditis #Causes #differential ... #diagnosis #cardiology
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Haglund Syndrome ... - MSK Radiology ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... hallucis longus Differential ... mri #clinical #Radiology ... #diagnosis #msk
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Pericarditis - Differential ... • Epstein-Barr virus ... Post-cardiac injury syndrome ... #Pericarditis #Differential ... Algorithm #Causes #Cardiology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... infections • Herpes virus ... consistent with MS ... • Other • Syndromes ... noninflammatory #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Landry–Guillain–Barré–Strohl syndrome ... Differential diagnosis ... paralysis but spares ...  West Nile virus
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