364 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... reaches the alveoli) PaO2 ... Low SvO2 → Low PaO2 ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2
Markers of Organ Dysfunction in Severe Sepsis 
Altered consciousness 
Confusion 
Psychosis 

Tachycardia 
Hypotension 
Altered CVP 
Altered
Altered CVP Altered PAOP ... Tachypnoea PaO2 ... <70mmHg SaO2 < ... 90% PaO2/FiO2 300%
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 ... /0.8)] - PaO2 Simplified ... /0.8)] - PaO2 Normal
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
-PECO2))/PaCO2 ... age-corrected PAO2 ... /R) | Pa02 80- ... ))+(Pa02*0.0031) ... )-(CvO2) Pa02
Comprehensive Urinalysis Interpretation

#Urinalysis #Interpretation #Laboratory #Diagnosis
Comprehensive Urinalysis Interpretation ... #Urinalysis #Interpretation ... #Laboratory #Diagnosis
Interpretation of Components of the CBC (Complete Blood Count)

#CBC #Interpretation #CompleteBloodCount #Hematology #Differential #Diagnosis #Laboratory
Interpretation of ... Count) #CBC #Interpretation ... Differential #Diagnosis #Laboratory
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
looks like (pH, PaCO2 ... exams #ABG #VBG #Laboratory ... Comparison #pH #pCO2
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Alkalosis pH ↓ pCO2 ... acidosis pH ↑ pCO2 ... alkalosis pH ↑ pCO2 ... alkalosis pH ↓ pCO2 ... ABG #Analysis #Interpretation
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Interpretation of ... diagnosis #hepatology #interpreation ... #testing #laboratory
Hyperthyroid States - Comparison Table - Laboratory Findings via RebelEM @srrezaie

#Diagnosis #Endocrinology #Hyperthyroid #States #Comparison #Table
Comparison Table - Laboratory ... #FreeT4 #Labs #Laboratory ... #Findings #Interpretation