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diagnosis differential management algorithm criticalcare cardiology comparison obgyn output pharmacology shock carbon cardiac chronic classification gynecology hematology inotropes measurement monoxide
POCUS - Measuring Cardiac Output 1) Calculate LVOT Area 2) Calculate LVOT VTI 3) Calculate Cardiac Output SV = (LVOT
Cardiac Output SV ... ) x (LVOT VTI) CO ... LVOT VTI) X HR CO ... (mL/min) = SV ( ... Cardiac #Output #CO
Mean Arterial Pressure (MAP) Average arterial pressure throughout one cardiac cycle, systole, and diastole. Surrogate indicator of
Cardiac Output (CO ... Stroke Volume (SV ... dromotropy, and lusitropy ... chronotropy #dromotropy #lusitropy ... #SV #lvdv
Stroke Volume & Cardiac Output Measurement on POCUS Accurately measure LVOT diameter: 1. Obtain PLAX 2. Zoom to
around PWD trace CO ... LVOT Diam/2) 2 SV
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
Perform computations online at: ScyMed.com 6th ED ICU-card «ICU, Formulas & Drugs» HEMODYNAMIC PATTERNS Condition SAP CVP PAP PCWP CO C(a-v)02 PVR SVR Hypovolemic shock ↓ ↓ ↓ ↓ ↓ ↑ ↑ ↑ Cardiogenic shock ↓ 1 ↑ 1 1 ↑ Septic shock ↓ ↓ ↓ ↓ ↑ ↓ ↓ ↓ Cardiac Tamponade . ↑ ↑ 1 ↓ → ↑ RV
PAP PCWP CO ... L/min/m2 HR*SV ... /SV Heart Rate ... SV 69-87 mL/beat ... CO/HR Stroke
Carbon Monoxide Poisoning Symptoms are non-specific: - Headache 90% - Nausea/vomiting 50% - Vertigo 50% - Altered
Headache 90% - Nausea ... questions: - Co-ocupants ... - Alarm (for CO
Causes of Chronic Pelvic Pain (> 6 months in duration) - Differential Diagnosis Algorithm Co-morbidities: • Somatization
Causes of Chronic ... Diagnosis Algorithm Co-morbidities ... Diagnosis #Algorithm #Causes
Shock Overview A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Hypovolemic Shock - Low CO ... Cardiogenic Shock - Low CO ... Obstructive Shock - Low CO ... #differential #causes
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