53 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
morphologies: • Rate ... • Hypoxia • Pulmonary ... hypertension Management ... • Oxygen • ... Diagnosis #ECG #EKG #Management
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Oxygen-Hemoglobin ... Temperature Right ... MatthewHoMD #Oxygen ... Dissociation #Curve #pathophysiology ... #pulmonary #respiratory
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
• Flow rate of ... • Flow rate of ... • Flow rate of ... Delivery #FiO2 #Pulmonary ... Equipment #Devices #Management
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia - Workup ... and Management ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... PPI Oxygen Therapy
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
Oxygen Delivery ... x 0.03)} DO2 = Rate ... of oxygen delivery ... Delivery #Equation #pathophysiology ... #pulmonary #apples
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
SVI = CI/heart rate ... ventricular stroke work ... ventricular stroke work ... SVI x 0.136) ● Oxygen ... Hb x SaO2) ● Oxygen
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
→ ↓ → →↑ Pulmonary ... Index CARDIAC WORK ... RCWI Cardiac Work ... 0.0144 Cardiac Work ... Index, Right LVSWI
Massive Hemoptysis - Diagnosis and Management
 • Definitions: 
   - Hemoptysis = bleeding from
Diagnosis and Management ... 100-1000ml) or rate ... • Workup • General ... #treatment #workup ... #pulmonary #criticalcare
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... not tolerate a tight-fitting ... specified flow rate ... Delivery #Devices #management ... #pulmonary #criticalcare
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
Algorithm for Management ... AECOPD) Obtain workup ... Start supplemental oxygen ... AECOPD #Algorithm #Management ... Exacerbation #treatment #pulmonary