35 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... resolution of the HRCT ... or interstitial lung ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... , pulmonary congestion ... ” due to alveolar ... in a fibrotic alveolar ... Clinical #Diagnosis #HRCT
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #HRCT #ChestCT ... #Upper #Lower #RadiologyAssistant
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... ) Day 2 - some pulmonary ... Progressing to diffuse alveolar ... involvement, with “white lung ... CXR #ChestXRay #ARDS
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... on the basis of HRCT ... Diagnosis #Radiology #Pulmonary ... Emphysema #SignetRing #RadiologyAssistant
Effect of Lung Recruitment and Titrated Positive End-Expiratory Pressure (PEEP) vs Low PEEP on Mortality in
Effect of Lung Recruitment ... moderate to severe ARDS ... Wilkinsonjonny #ART #Alveolar ... #PEEP #ARDS #EBM ... Postoperative #Pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Alveolar ... : Atelectasis, ARDS ... Embolism, Obstructive Lung ... , Interstitial Lung ... #AA #Gradient #alveolar
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
of all diffuse lung ... also uncommon HRCT-presentations ... Diagnosis #Radiology #Pulmonary ... SHITFACED #Mnemonic #HRCT ... #RadiologyAssistant
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
appearances of pulmonary ... diseases in HIV/AIDS ... edema; ARDS, Metastatic ... alveolar proteinosis ... Actinomyces spp., NHL; Lung
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... , cavities • HRCT ... Diagnosis: • Lung ... eosinophilia pneumonia, Pulmonary ... Pneumonia #COP #BOOP #pulmonary