14 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
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
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
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
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
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... /- High res CT chest
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... area of the left lung ... for tuberculosis ... for pulmonary tuberculosis ... PCC #Radiology #CXR
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
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
leakage into the interstitium ... position Obstructive lung ... After treatment ... Clinical #Radiology #CXR ... #Pulmonary #Edema
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Mycobacterium tuberculosis ... Extrapulmonary tuberculosis ... phagocytic function of alveolar ... fever, rales, interstitial ... Infections #HIV #AIDS #pulmonary