2287 results
Mechanical Complications in Acute Myocardial Infarction
Acute LV/RV Dysfunction:
 • Regional wall motion, systolic and diastolic function,
EROA ≥ 20 mm2 and Rvol ... acuteMI #cardiology #differential
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
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
LVOT Obstruction noted during CPR on TEE (iatrogenic LVOT obstruction)

- Dr. Tom Jelic
@TomJelic

#LVOT #Obstruction #CPR #ACLS
LVOT Obstruction ... TEE (iatrogenic LVOT ... @TomJelic #LVOT
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LVOT measurement
1. PLX view zoom mode
2. Measure within 5 mm to 10 mm from aortic annulus
LVOT measurement ... Mid-systole #LVOT
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Injury by Nerve Root ... Levels Spinal Root ... NerveRoots #Levels #differential
Common Lumbar Root Syndromes

#Diagnosis #Radiculopathy #Lumbar #NerveRoot #Sensory #Motor #Deficits #Reflexes #Table
Common Lumbar Root
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
segmental nerve root ... single spinal nerve root
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
supplied by the nerve root ... cervical nerve root ... on lumbar nerve root
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Regurgitation - Differential ... Traumatic Injury to Root ... Regurgitation #Differential