520 results
Combined Severe Aortic Stenosis and LV Outflow Tract Obstruction

- Marc Dweck @MarcDweck

#Clinical #Cardiology #CardiacMRI #AorticStenosis #LVOTO
Outflow Tract Obstruction ... AorticStenosis #LVOTO ... #OutflowTract # ... Obstruction
LVOT measurement
1. PLX view zoom mode
2. Measure within 5 mm to 10 mm from aortic annulus
LVOT measurement ... Mid-systole #LVOT ... #measurements #outflowtract
LVOT Obstruction noted during CPR on TEE (iatrogenic LVOT obstruction)

- Dr. Tom Jelic
@TomJelic

#LVOT #Obstruction #CPR #ACLS
LVOT Obstruction ... TEE (iatrogenic LVOT ... obstruction) ... @TomJelic #LVOT ... #Obstruction #CPR
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
Mechanical Bowel Obstruction ... lumen Complete obstructions ... Incomplete obstructions ... with complete obstruction ... ) #bowel #obstruction
LVOTO due to SAM on POCUS Echocardiogram

Septic patient after IV fluids and initiation of Levophed. Worsening
LVOTO due to SAM ... Answer: Dynamic LVOTO ... Anterior #Motion #LVOTO
PLAX. Bit Las Vegas gains posteriorly 😉 lovely HOCM case with systolic anterior motion. Significant LVOT
Significant LVOT ... obstruction ~ 80
The Role of Echocardiography in Hypertrophic Cardiomyopathy
 • Establish diagnosis & determine pattern of hypertrophy
 •
& severity of LVOT ... obstruction
Stroke Volume & Cardiac Output Measurement on POCUS
Accurately measure LVOT diameter:
1. Obtain PLAX 
2. Zoom to
Accurately measure LVOT ... Zoom to LVOT 3. ... PW doppler into LVOT ... VTI x π (LVOT Diam ... /2) 2 SV = LVOT
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
LV outflow Obstruction ... (LVOTO) - Elderly
POCUS - Measuring Cardiac Output
1) Calculate LVOT Area
2) Calculate LVOT VTI
3) Calculate Cardiac Output

SV = (LVOT
Area 2) Calculate LVOT ... Output SV = (LVOT ... Area) x (LVOT VTI ... ) CO = (LVOT Area ... ) x (LVOT VTI) X