16 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... Pulmonary Edema ... Patterns #Lung #CXR ... #XRay #ChestCT ... #Differential #Diagnosis
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... • A lack of acute ... ischemic changes CXR ... distress syndrome (ARDS ... #edema #NCPE #differential
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
, to differentiate ... Look for other signs ... patients, who have an acute ... infection, ARDS ... #CXR #Diffuse #
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
inflammatory lung injury ... edema must be present ... be detected on CT ... or CXR ● PaO2/ ... oxygenation in pneumonia
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... , Hemorrhage, Pneumonia ... HiRes #HighRes #Chest ... #CT #Patterns #
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... cases - Dynamic air ... Edema: - Widespread ... the severity Acute ... #differential #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... embolism, Pulm edema ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • Pleuritic chest ... • CT: Halo sign ... Infections #HIV #AIDS ... #pulmonary #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
diffuse inhalational injury ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... : Atelectasis, ARDS ... , Pneumonia and ... Edema, Atelectasis ... Hypoxia #hypoxemia #differential