1336 results
Action potential in cardiomyocytes
The action potential in typical cardiomyocytes is composed of 5 phases (0-4), beginning
Depolarization Phase 1: ... ActionPotential #Myocytes
D-Sign on Ultrasound
Right Ventricular Pressure vs Volume Overload
Eccentricity Index (EI) = D2/D1
RV Overload “D Sign” EI
“D Sign” EI > 1 ... - POCUS 101 @Pocus101 ... echocardiogram #psax #diagnosis ... #cardiology #pocus
Focus Assessed Transthoracic Echo (FATE) - Basic FATE views

Pos 1: Subcostal 4-chamber

Pos 2: Apical 4-chamber

Pos 3:
Focus Assessed Transthoracic ... FATE views Pos 1: ... Echocardiogram #POCUS
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
PMNs and monocytes ... Pneumonia #Patterns #Diagnosis
POCUS - Measuring Cardiac Output
1) Calculate LVOT Area
2) Calculate LVOT VTI
3) Calculate Cardiac Output

SV = (LVOT
POCUS - Measuring ... Cardiac Output 1) ... x HR (bpm) - POCUS ... Cardiac #Output #CO #POCUS ... Measurement #cardiology #diagnosis
Lung Ultrasound for Diagnosing Pneumonia - Scan through 6 zones (3 per side) 1. Midclavicular line
Ultrasound for Diagnosing ... zones (3 per side) 1. ... the diaphragm #Diagnosis ... Peds #EM #PICU #POCUS
Focused POCUS Lung and Cardiac Ultrasound Exams in COVID-19 Patients
1. Turn machine on / Enter patient
Focused POCUS Lung ... COVID-19 Patients 1. ... left lung (FIGURE 1) ... #Focused #POCUS ... #LungExam #diagnosis
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
POCUS Stewardship ... Likelihood Ratio Step 1: ... indication for POCUS ... #POCUS #Stewardship ... ultrasound #management #diagnosis
Cardiac POCUS.  #diagnosis #em #cardiology #pocus
Cardiac POCUS. ... #diagnosis #em # ... cardiology #pocus
Intubation Confirmation on POCUS

See the round, shadowing structures?
1. ET Tube in Trachea
2. NG Tube in Esophagus

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Confirmation on POCUS ... 1. ... #Confirmation #POCUS