41 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
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
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
Oxygen Delivery ... rishikumarmd #Oxygen ... support #devices #management ... #pulmonary #comparison
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Classification Types - Pathophysiology ... Comparison Obstructive ... Pulmonary embolism ... and inadequate oxygen ... #Comparison #criticalcare
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery ... from the wall/oxygen ... Oxygen delivery ... Devices #Flow #Comparison ... #management #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
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Receptor, Heart Rate ... Blood Pressure, Pulmonary ... Properties #Table #Pharmacology ... #Effect #Management ... #Comparison #Inotropes
Clinician's Pocket Guide to Vasopressors - Receptor Profiles and Hemodynamic Parameters
 • Systemic Vascular Resistance -
Changes in the heart rate ... #Vasopressors #Pharmacology ... Summary #cheatsheet #management ... #comparison #table