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clinical diagnosis ultrasound differential cardiology echocardiogram algorithm management radiology pulmonary neurology video physicalexam msk lung a4c abdominal ophthalmology pathophysiology nephrology
POCUS - Measuring Cardiac Output 1) Calculate LVOT Area 2) Calculate LVOT VTI 3) Calculate Cardiac Output SV = (LVOT
POCUS - Measuring ... ) x (LVOT VTI) CO ... LVOT VTI) X HR CO ... x HR (bpm) - POCUS ... Cardiac #Output #CO
Vasopressors and Inotropes - Pharmacology Summary Vasopressors Phenylephrine (alpha-1) • Increases BP, SVR • Risk of reflex bradycardia
Increases BP, SVR, CO ... Increases HR, SVR, CO ... • Higher doses cause ... contractility, CO ... cAMP/cGMP • Causes
Shock - Differential Diagnosis Framework MAP = CO x SVR Hypovolemic (↓ Intravascular volume): • Hemorrhage, dehydration due
Framework MAP = CO ... third-spacing • ↓ CO ... arrhythmia • ↓ CO ... PE, PAH • ↓ CO ... findings based on cause
Causes of Acute and Chronic Pelvic Pain - Differential Diagnosis Algorithm Acute Pelvic Pain: • Non-Gynecologic •
Causes of Acute ... Pelvic Pain: • Co-morbidities ... Diagnosis #Algorithm #Causes
Drugs Causing Acute Pancreatitis Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Shock Classification and Differential Diagnosis SHOCK • MAP <65, SBP <90, drop in SBP > 40 •
Distributive: • High CO ... Cardiogenic: • Low CO ... Obstructive: • Low CO ... Hypovolemic: • Low CO
Carbon Monoxide Poisoning Symptoms are non-specific: - Headache 90% - Nausea/vomiting 50% - Vertigo 50% - Altered
Headache 90% - Nausea ... questions: - Co-ocupants ... - Alarm (for CO
Stroke Volume & Cardiac Output Measurement on POCUS Accurately measure LVOT diameter: 1. Obtain PLAX 2. Zoom to
Measurement on POCUS ... around PWD trace CO ... #Measurement #POCUS
Causes of Erythema Nodosum - Mnemonic NO cause found in 60% of cases Drugs (antibiotics e.g., sulfonamides, amoxicillin) Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Nodosum #Mnemonic #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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