13 results
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Causes of Sudden ... : • Cardiac Anomaly ... • Cardiac Arrhythmia ... • Metabolic Disorders ... #Causes #Peds #
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
palpitations, dizziness, syncope ... chest discomfort Cardiac ... previous MI) Non-Cardiac ... Generalized Anxiety Disorder ... #Arrhythmias #Cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... • Migraine Cardiac ... • Mitral/Aortic ... Stenosis • Cardiac ... #causes
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... /Vasodepressor Syncope ... • Cardiac Arrhythmia ... Anxiety • Panic Disorder ... #Causes
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Differential Diagnosis Algorithm ... pressure >10mmHg: • Cardiac ... Abnormalities #Disorders ... #Cardiology #Differential ... #causes
Causes of Syncope - Differential Diagnosis Algorithm
Cardiac - Arrhythmia:
 • Tachyarrhythmia
 • Bradyarrhythmia
 • Supraventricular Tachycardia
Causes of Syncope ... Cardiac - Arrhythmia ... Atrioventricular Block Cardiac ... Obstruction: • Aortic ... #Causes
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
, can be caused ... cardiomyopathy and aortic ... characteristically cause ... cardiomyopathy, a rare disorder ... associated with sudden cardiac
Restrictive Cardiomyopathy - Diagnosis and Causes
Clinical: Dyspnea, Exercise Intolerance, ↑ "Right Sided-Symptoms" (ascites, hepatomegaly, ↑↑peripheral edema)
Physical
Diagnosis and Causes ... Echocardiography, Cardiac ... MRI, Cardiac Catheterization ... Sarcomeric Protein Disorders ... #algorithm
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia Cardiac ... • Congenital disorders ... Tachy-Brady syndrome • Aortic ... syndrome • Post cardiac ... #cardiology #BRADI
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
muscle twitching CARDIAC ... Nonarrhythmic Cardiac ... disease (e.g., aortic ... prosthetic valve NON-CARDIAC ... Psychiatric: • Panic disorder