28 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Patterns of Lung Findings ... Organizing Pneumonia ... Patterns #Lung #Pulmonary ... #ChestCT #radiology ... #CTChest #diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... and interstitial pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Interstitial #Pneumonia
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... - Diagnosis: ... Treatment: • ... #ILD #diagnosis ... #management
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... the differential diagnosis ... respond to the treatment ... #Diagnosis #Radiology ... #Pulmonary #CXR
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae ... Exam, CXR, ENT ... Spec > 95%) • Urine ... Specificity of 97%) Treatment ... #management
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... 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 ... • Auscultatory findings ... Blood cultures - Urine ... #Management #treatment ... #Pulmonary #Community
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Blood cultures • CXR ... early disease) • CXR ... Lung #Abscess #pulmonary ... #treatment #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... Differential Diagnosis ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Evaluation: Imaging (CXR ... /- High res CT chest ... Cryptococcal Ag, Urine ... HIVAIDS #workup #diagnosis