18 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Hypoxia #Differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... Troponin), ABG, STAT CXR ... , CTA Chest, Echocardiogram
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... • Labs: CBC, cr ... , anti-CCP • CXR ... high resolution chest ... #differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Weakness, Loss of Chest ... Elasticity (flail chest ... #Hypoxia #hypoxemia ... #differential #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Loss of weight • Chest ... • Mounier-Kuhn syndrome ... high-resolution chest ... #differential #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Miliary #Pattern #Chest ... #Radiology #differential ... #diagnosis #pulmonary ... #CXR #clinical
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Respiratory Distress Syndrome ... – ARDS: Clinical ... Cheat Sheet ... congestion with hypoxemia ... detected on CT or CXR
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... week of a known clinical ... consistent with pulmonary ... be present on a chest ... severity of the hypoxemia
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... disease: Pleuritic chest ... level seen • Chest ... treatment until the chest ... Lung #Abscess #pulmonary
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... Hypoxemia or tissue ... Stimulation of chest ... Hemothorax, Flail chest ... respiratory distress syndrome