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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
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1

1
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Septic shock
↓
↓
↓
↓
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↓
↓
↓
Cardiac Tamponade
.
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1
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RV
SP+2DP)/3 Mean Arterial ... Mean Pulmonary Arterial ... Cardiac Work Index, Left ... Stroke Work Index, Left ... 35-45 % arterial
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
ABG vs VBG: Arterial ... vs Venous Blood Gases ... looks like (pH, PaCO2 ... often requires serial ... Comparison #pH #pCO2
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... (Patm - 47) - (PaCO2 ... Gradient • Right to Left ... Gradient #alveolar #arterial
Severe Left Atrial Enlargement on Echocardiogram
Have you ever seen a left atrium this big!?!? 
LA diameter
Severe Left Atrial ... you ever seen a left ... atrium this big ... #Severe #Cardiology ... Echocardiogram #Clinical #POCUS
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
- Alveolar CO2 ... • PvCO2 - Mixed ... venous CO2 • ... PaCO2 - Arterial ... copd • Curare cleft
Cor Triatriatum on Echocardiogram

 - EchoTalk Echocardiography
@echotalk

Cor Triatriatum (or triatrial heart) is a congenital heart defect
defect where the left ... atrium (cor triatriatum ... sinistrum) or right atrium ... Echocardiogram #A4C #POCUS ... Clinical #Congenital #Cardiology
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... differential #diagnosis #causes
Severe Left Atrial Enlargement on Echocardiogram

- Dr. MOHAMMAD TARIQ ALI https://twitter.com/DRTARIQ786

#Left #Atrial #Enlargement #Severe #Cardiology #Echocardiogram
Severe Left Atrial ... DRTARIQ786 #Left ... #Atrial #Enlargement ... #Severe #Cardiology ... Echocardiogram #Clinical #POCUS
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Intracardiac Right to Left ... Defect ** • Atrial ... Pulmonary Right to Left ... Diagnosis #Algorithm #Causes
Degenerated Left Atrial Myxoma on Echocardiogram (PLAX)
A 68-year-old gentleman with progressive shortness of breath and cystic
Degenerated Left ... cystic mass in left ... atrium. ... PLAX #clinical #cardiology ... #pocus