16 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... • ST vs SVT (AVNRT ... #Tachycardia #Differential ... #Diagnosis #Table
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Converts - Probably AVnRT ... Treat underlying cause ... Treat underlying cause ... #Tachycardia #Treatment
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... abrupt rise in RA pressure ... EKG of the same ... to diagnose the case ... excludes other differentials
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Causes of Peripheral ... Edema - Differential ... Increased Hydrostatic Pressure ... Pregnancy, Medication side ... Decreased Oncotic Pressure
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Mechanism Decr Blood Pressure ... #Hyponatremia #Differential ... #Diagnosis #Table ... #Causes #Sodium
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... - Medication side ... #Syncope #Differential ... Classification #Table ... #Causes
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... findings based on cause ... warm extremities, wide ... uw_IMresidency #Shock #Differential ... #Diagnosis #table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... lability in blood pressure ... with previously stable ... Causes: • Vascular ... #Differential #
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
dissection is caused ... Pulse deficit/differential ... deficit • Shock Treatment ... Control blood pressure ... : e.g. i.v.
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Differential ... • Vasculitis (e.g ... Abscess #pulmonary #differential ... #causes #management