13 results
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Clinical #Radiology #CXR
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Organizing pneumonia (OP ... this is nodular interstitial ... Diagnosis #Radiology #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Lymphangitic Carcinoma, Interstitial ... Hemorrhage, Edema • Consolidation ... Honeycombing: Idiopathic Pulmonary ... #CT #Patterns #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... opacities, Unilateral consolidation ... • HRCT: patchy consolidation ... #BOOP #pulmonary
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
infarction In pulmonar ... The pulmonary embolus ... has caused a triangular ... On the CT we can ... Clinical #Radiology #CXR
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest ... CT • Bronchoscopy
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... Physical stigmata of cor ... centrilobular nodules, or consolidation ... CT) • Broncho-arterial ... Laboratory: • ANA, RF, CCP
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... confirm DAH, r/o infection ... Goodpasture's cause ... ground glass or consolidative ... CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Blood cultures • CXR ... CT Lung Abscess ... Lung #Abscess #pulmonary