12 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Disease, Interstitial ... Fibrosis, Interstitial ... Lung Disease ... #AA #Gradient #alveolar
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
BOOP • Type of interstitial ... - Imaging: • CXR ... eosinophilia pneumonia, Pulmonary ... Organizing Pneumonia Treatment ... Pneumonia #COP #BOOP #pulmonary
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Pneumothorax, Alveolar ... (JVP, edema), Lung ... POCUS (B-lines, lung ... Troponin), ABG, STAT CXR ... diagnosis #Management #treatment
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the lung ... Views of the upper lobe ... during a period of CHF ... Clinical #Radiology #CXR ... #CHF #Cephalization
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
leakage into the interstitium ... After treatment ... Clinical #Radiology #CXR ... #CHF #Alveolar ... #Pulmonary #Edema
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... filling of the alveoli ... this is nodular interstitial ... lung disease, that ... Diagnosis #Radiology #CXR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
reach the terminal alveoli ... taken up by the alveolar ... Progression: • Upper lobe ... and Culture • CXR ... disease • Check CXR
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
In the lungs LV ... fluid into the interstitium ... finally into the alveoli ... can be seen on a chest-film ... #CXR #Features
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
reach the terminal alveoli ... taken up by the alveolar ... Progression: • Upper lobe ... and Culture • CXR ... disease • Check CXR
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... Direct cytotoxic lung ... starting amiodarone treatment ... macrophages in alveolar ... macrophages Treatment