79 results
Loss of Consciousness in Syncope - Differential Diagnosis Framework

Syncopal causes:
• Orthostatic syncope
• Reflex syncope
• Cardiac arrhythmia
•
- Differential ... causes: • Orthostatic ... syncopeReflex ... Nonsyncopal causes ... #LOC #differential
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
immediate recovery Differential ... Orthostatic (4-24%) • Reflex ... cause (8-20%) ... • Unclear cause ... #differential #
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Diagnosis Framework Reflex ... bradycardia, Sinus pauses ... Subclavian steal syndrome ... #Differential #
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Classification Reflex ... Subclavian steal syndrome ... #Differential # ... Classification #Table #Causes
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... such as reflex ... carotid sinus syndrome ... (ruling out differential ... In many cases, syncope
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Pseudo-acute coronary syndrome ... ventricular arrythmia, syncope ... Recent flu-like syndrome ... #Myocarditis #differential ... #cardiology #MRI
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... • Sick Sinus Syndrome ... #Syncope #Cardiology ... #Differential # ... Diagnosis #Algorithm #causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #
Causes of Pediatric Spells - Differential Diagnosis Algorithm
Neonates and Infant Spells:
 • Benign Sleep Myoclonus
 •
Causes of Pediatric ... Spells - Differential ... Colic • Sandifer Syndrome ... Daydreaming • Syncope ... Diagnosis #Algorithm #Causes
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... , Brugada syndrome ... Cardiac #Arrest #cardiology ... #differential # ... diagnosis #causes