6 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease ... , ↓ chest wall compliance ... #pulmonary #Aa
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hypertension; CXR, chest ... ; CLD, chronic lung ... Diagnosis #Peds #Pediatrics ... #Workup #Algorithm
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... Disease and more ... , Interstitial Lung ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... • Interstitial lung ... disease • Pulmonary ... Abnormalities • Chest
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... asthma • Pleural disease ... atelectasis • Lung ... Hypoxemia #Hypoxia #differential ... #rapid #pulmonary
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Key Components: ... murmur 3/6) - Pulmonary ... event, follow ACC algorithm ... days before Pulmonary ... unless prior heart/lung