20 results
Tetralogy of Fallot Summary
 • Anatomy
 • Incidence
 • Pathophysiology
 • Presentation
 • Common Variants
 •
• Incidence • Pathophysiology ... Associated Genetic Syndromes ... diagnosis #management #cardiology ... #peds #pediatrics
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
response, Serotonin syndrome ... Miosis: Horner's syndrome ... Robertson pupils), DM, SAH ... differential #diagnosis #ophthalmology ... #causes
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
Wolff–Parkinson–White syndrome ... pre-excitation syndromes ... WPW is caused by ... #Pathophysiology ... #Diagnosis #Cardiology
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
prolapse (Marfan syndrome ... , Ehler-Danlos syndrome ... hypereosinophilic syndrome ... it results from SAM ... Differential #Diagnosis #Cardiology
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
Alzheimer's (99% of cases ... Alzheimer's (1% of cases ... mutations - Down syndrome ... AlzheimersDisease #Dementia #pathophysiology ... #geriatrics #diagnosis
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Arrhythmias • SA ... bradycardia, Sick Sinus Syndrome ... > 100 bpm) • SA ... Differential #Diagnosis #Causes ... #cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
• Sick Sinus Syndrome ... (SA Node) ... • Tachy-Brady Syndrome ... #Syncope #Cardiology ... Diagnosis #Algorithm #causes
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... Physiologic Causes ... Acute Coronary Syndrome ... Differential #Diagnosis #Pathophysiology ... #causes #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sick Sinus Syndrome ... • SA Block ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachy not from SA ... (2) Sick Sinus Syndrome ... /brady) (3) SA ... 200ms from longer pause ... electrocardiogram #cardiology