11 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Diagnosis #Algorithm
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR ... leukocytosis, left-shift ... signs (tachypnea, hypoxemia ... #Pulmonolary
Normal Hilar Anatomy on Chest X-Ray
The hilum is 95% vessels and while it is not important
Normal Hilar Anatomy ... on Chest X-Ray ... Pulmonary artery ... #Chest #XRay #CXR ... #clinical #radiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Shunt - Anatomic ... Atelectasis, ARDS, Pneumonia ... #Hypoxia #hypoxemia ... #differential #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Differential Diagnosis ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... between these chest ... Lobar pneumonia ... #Clinical #Diagnosis ... #Radiology #CXR
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... • Pleuritic chest ... (LR + 2.7) • Hypoxia ... #CAP #Diagnosis ... Management #treatment #Pulmonary
Left-Middle-Lobe Pneumonia - Radiography of the chest revealed a cardiac apex, aortic arch, and gastric bubble
Pneumonia - Radiography ... of the chest revealed ... pneumonia was diagnosed ... #Clinical #Radiology ... #CXR #Kartagener
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Syndrome – ARDS: Clinical ... Cheat Sheet ... congestion with hypoxemia ... detected on CT or CXR ... oxygenation in pneumonia
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... upper area of the left ... treatment for pulmonary ... #Clinical #PCC # ... Radiology #CXR #