561 results
Chronic SVC Stenosis with Caudal Blood Flow of Dilated Abdominal Veins

60 y/o hx of seizures &
What is the cause ... suggesting a possible SVC ... stenosis of his SVC ... ptfaddenMD #Milking #SVC ... veins #Clinical #Video
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... PhysicalExam #clinical #video ... vascular #neck #mass #SVC
Superior Vena Cava Syndrome on Physical Exam

Prominent dilated collateral veins are seen bypassing the SVC obstruction

#SVC
bypassing the SVC ... obstruction #SVC ... PhysicalExam #clinical #video
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... HyperK vs VT > SVT ... whether AF is cause ... Tx: Underlying cause ... Differential #Diagnosis #Table
ECG Basics - Atrial Rhythms #Cardiology #MedStudent #EKG #Atrial #SVT #Comparison #Table #AFib #AFlutter #MAT #WAP
#EKG #Atrial #SVT ... #Comparison #Table ... MAT #WAP #WPW #SVT
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Framework MAP = CO x SVR ... PAH • ↓ CO, ↑ SVR ... findings based on cause ... toxins • ↑ CO, ↓ SVR ... Differential #Diagnosis #table
Causes of SVC Syndrome - Differential Diagnosis Framework
 • Benign (15-40%): Thrombosis (aka catheter-associated), Goiter, Fibrosing
Causes of SVC Syndrome ... Medicine @SCVMCMed #SVC
Vasopressors and Inotropes - Comparison Table
Activity: Alpha-1, Beta-1, Dopamine, SVR, HR, CO, BP
Phenylephrine
Vasopressin
Norepinephrine
Epinephrine
Dopamine
Dobutamine
Isoproterenol
Milrinone

- Dr. Eric Strong
Inotropes - Comparison Table ... Beta-1, Dopamine, SVR ... Inotropes #comparison #table
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... QRS • Regular SVT ... • Irregular SVT ... • Irregular SVT ... Diagnosis #Algorithm #Causes
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Increases BP, SVR ... Increases BP, SVR ... Increases HR, SVR ... • Higher doses cause ... cAMP/cGMP • Causes