179 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... Disease and more • Diffusion ... Defect: Pulmonary ... Hypoxia #hypoxemia #differential
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... Diagnosis Algorithm ... Respiratory Acidosis (pCO2 ... AcidBase #Disorders #Differential ... #Diagnosis #Algorithm
Pleural Effusion - Workup, Diagnostic Algorithm #Diagnosis #EM #IM #PCC #Pleural #Effusion #Transudative #Exudative #Differential #Algorithm
Pleural Effusion ... #Diagnosis #EM ... #PCC #Pleural #Effusion ... Transudative #Exudative #Differential ... #Algorithm #Lights
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 ... DP-PCWP Coronary Perfusion ... MPAP-WP)*79.92)/CO Pulmonary ... = 1.36 cmH20 PULMONARY
Light's Criteria for Pleural Effusions

#Diagnosis #Pulmonary #Lights #Criteria #Pleural #Effusion #Differential

** GrepMed Recommended Text: Pocket Medicine:
Criteria for Pleural Effusions ... #Diagnosis #Pulmonary ... Criteria #Pleural #Effusion ... #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... Ventilation/perfusion ... Hypoxemia #Hypoxia #Differential ... #Diagnosis #Algorithm
Differential Diagnosis of Hemoptysis #Diagnosis #EM #IM #InfectiousDisease #Pulmonary #Hemoptysis #Extrapulmonary #Differential #Algorithm #Assessment #Ddxof
Differential Diagnosis ... Hemoptysis #Diagnosis #EM ... InfectiousDisease #Pulmonary ... Extrapulmonary #Differential ... #Algorithm #Assessment
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... Hypoxemia #Hypoxia #Differential ... #Diagnosis #Algorithm ... #pulmonary #Aa
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... Pericardial • Effusion ... #Dyspnea #SOB #Differential ... #Diagnosis #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... HYPOVENTILATION • Rising PaCO2 ... lung diseases, pulmonary ... Failure #hypoxia #Differential ... #Diagnosis #pulmonary