265 results
clinical ultrasound cardiology echocardiogram diagnosis differential a4c pulmonary abdominal plax effusion lung management psax syndrome msk algorithm aortic doppler gallbladder
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
Shock - Differential Diagnosis Framework MAP = CO x SVR Hypovolemic (↓ Intravascular volume): • Hemorrhage, dehydration due
Framework MAP = CO x SVR ... third-spacing • ↓ CO, ↑ SVR ... PAH • ↓ CO, ↑ SVR ... findings based on cause ... toxins • ↑ CO, ↓ SVR
Pulmonary Arterial Catheterization – Use and Interpretation: -Pulmonary arterial catheterization (PAC) has never been shown to improve
Diagnosis #PACatheter #NormalValues ... PCWP #Pressures #SVR
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
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 ... vascular #neck #mass #SVC
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 Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular Regular Rhythm - Narrow Complex
Tachycardia: • ST vs SVT ... HyperK vs VT > SVT ... whether AF is cause ... Tx: Underlying cause ... Narrow #Irregular #causes
Internal Jugular Vein Rouleaux Flow on POCUS Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS
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 Causes of SVC Syndrome - Differential Diagnosis Framework • Benign (15-40%): Thrombosis (aka catheter-associated), Goiter, Fibrosing
Causes of SVC Syndrome ... Medicine @SCVMCMed #SVC
Arrhythmias - Differential Diagnosis Algorithm Bradyarrhythmia (<60 bpm) • Sinus Bradycardia • Sick Sinus Syndrome • SA
Regular Rhythm SVT ... Irregular Rhythm SVT ... Regular rhythm SVT ... Irregular rhythm SVT ... Diagnosis #Algorithm #causes
POCUS - Measuring Cardiac Output 1) Calculate LVOT Area 2) Calculate LVOT VTI 3) Calculate Cardiac Output SV = (LVOT
POCUS - Measuring ... Cardiac Output SV ... CO (mL/min) = SV ... x HR (bpm) - POCUS ... Cardiac #Output #CO #POCUS
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