10 results
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Others Orthostatic hypotension ... cardiopulmonary • Aortic ... stenosis • HOCM ... • Pulmonary hypertension ... differential #diagnosis #causes
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Pulse Abnormalities ... - Variation in pulse ... • Hypovolemic shock ... Stenosis: • Anacrotic ... Diagnosis #Algorithm #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... bradycardia • Sinus pauses ... Mechanical • Aortic ... stenosis • ... Classification #Table #Causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... • Orthostatic Hypotension ... • Mitral/Aortic ... Stenosis ... Diagnosis #Algorithm #causes
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
disorders: - Aortic ... regurgitation - Aortic ... PP and systolic hypertension ... Regurgitation • Mitral Stenosis ... • Tricuspid Stenosis
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
Framework for Hypotension ... regurgitation • Aortic ... regurgitation • Aortic ... stenosisMeds ... differential #diagnosis #causes
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
Aortic Dissection ... is caused by a ... Marfans, EDS ... Examine for: • Pulse ... deficit • Shock
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
the setting of hypotension ... status • CV: hypotension ... wide vs. narrow pulse ... post-obstructive polyuria), surgical ... #differential #causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
the setting of hypotension ... status • CV: hypotension ... wide vs. narrow pulse ... post-obstructive polyuria), surgical ... #differential #causes
Causes of Syncope

NEUROLOGICAL
 - CVA/Stroke
 - Cancer
 - Carotid Stenosis
 - Parkinson’s Disease
 - Psychosis
 -
Causes of Syncope ... Cancer - Carotid Stenosis ... CARDIAC - Aortic ... Stenosis - Arrhythmia ... - Orthostatic Hypotension