35 results
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential ... Diagnosis Algorithm ... • Hypovolemic shock ... #Diagnosis #Algorithm ... #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Mechanical • Aortic ... #Differential # ... #Table #Causes
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Syncope - Differential ... Diagnosis The ... cardiopulmonary • Aortic ... #differential # ... diagnosis #causes
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Diagnosis Framework ... bradycardia, Sinus pauses ... • Mechanical: Aortic ... #Differential #
Causes of Wide Pulse Pressure - Differential Diagnosis
Physiologic:
 • Advanced age-arteriosclerosis (less compliant arteries)
 • Well
Causes of Wide Pulse ... Pressure - Differential ... Diagnosis Physiologic ... disorders: - aortic ... #Diagnosis #causes
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
is caused by a ... Examine for: • Pulse ... deficit/differential ... deficit • Shock ... #Dissection #diagnosis
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... of Cardiogenic Shock ... systemic HTN, aortic ... #Differential # ... Diagnosis #Cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
- Differential ... Diagnosis and Pathophysiology ... disorders: - Aortic ... regurgitation - Aortic ... Diagnoses: •
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Diagnosis Framework ... findings based on cause ... #Differential # ... Diagnosis #table
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... • Ruptured aortic ... exacerbation (any cause ... #Differential #