407 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... Hypoxemia #summary #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Simplified ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary
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 ... +2PDP)/3 Mean Pulmonary ... MPAP-WP)*79.92)/CO Pulmonary ... = 1.36 cmH20 PULMONARY ... age-corrected PAO2
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
arterial oxygen (PaO2 ... compensate for low PaO2 ... differential #diagnosis #comparison ... #pulmonary
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
looks like (pH, PaCO2 ... #Correlation #Comparison ... #pH #pCO2 #Diagnosis
Characteristics of Important Exudative Pleural Effusions

#Exudative #Pleural #Effusions #Comparison #Table #Characteristics #Differential #Pulmonary
Pleural #Effusions #Comparison ... #Table #Characteristics ... #Differential #Pulmonary
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
pulse oximeter • SaO2 ... ABG device • SaO2 ... #Measurement #pulmonary ... #diagnosis #comparison
Pulmonary Histoplasmosis Syndromes
 - Acute
 - Subacute
 - Chronic
 - Progressive Disseminated

https://pubmed.ncbi.nlm.nih.gov/32000281/

#Pulmonary #Histoplasmosis #Syndromes #diagnosis #comparison
Pulmonary Histoplasmosis ... pubmed.ncbi.nlm.nih.gov/32000281/ #Pulmonary ... Syndromes #diagnosis #comparison ... #table
Lung Auscultation and Physical Exam Findings in Selected Lung Disorders

#PhysicalExam #Auscultation #Pulmonary #Percussion #Dullness #Fremitus #BreathSounds
#Auscultation #Pulmonary ... #Transmitted #Comparison ... #Table #Lung #Diagnosis
PAH vs. heart failure with preserved ejection fraction [HFpEF]
#Diagnosis #Pulmonary #Hypertension #PAH #Comparison #Table #HFpEF #DiastolicCHF
] #Diagnosis #Pulmonary ... Hypertension #PAH #Comparison ... #Table #HFpEF #