12 results
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery ... • Delivers oxygen ... • Delivers oxygen ... Venturi Mask (venti-mask ... #Pulmonary #Equipment
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 ... #pathophysiology ... #pulmonary #apples
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 ... #Oxygen #Delivery ... Devices #management #pulmonary
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Classification Types - Pathophysiology ... Pulmonary embolism ... small left and right ... and inadequate oxygen ... #Shock #Types #Pathophysiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
– CVP]/CO) ● Pulmonary ... SVI = CI/heart rate ... SVI x 0.136) ● Oxygen ... delivery (DO2 = ... 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 ... Cardiac Work Index, Right ... Stroke Work Index, Right ... Delivery DO2 | ... Delivery Index
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
crackles in the right ... - Amount of oxygen ... • Signs/Symptoms ... • Signs/Symptoms ... decreased respiratory rate
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Right Heart Catheterization ... hydraulic energy delivered ... equipment to measure oxygen ... nomogram-based estimates of oxygen ... Ahmed Ghoneem, MD MSc
Graphic representation of transthoracic echocardiographic parameters in the assessment of right ventricular pressure overload. A′ = peak late
A′ = peak late diastolic ... and McConnell sign ... view E. 60/60 sign ... acceleration time of pulmonary ... ejection ms and
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
tissue => Years later ... Severe, worse at night ... FrozenShoulder #pathophysiology ... diagnosis #symptoms #signs ... stages #staging #msk