11 results
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - ... Reticular interstitial ... mass - Solitary Pulmonary ... Clinical #Radiology #CXR
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... 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 ... HiRes #HighRes #Chest ... #CT #Patterns #
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
we see an old chest ... density on the chest ... On the CT we can ... Clinical #Radiology #CXR ... #CTChest #LungInfarct
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... CT • Central GGO ... circumferential denser consolidation ... • DDx: COP, IFI ... #Lung #Pulmonary
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
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
• Labs: CBC, cr ... , 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
Loss of weight • Chest ... Physical stigmata of cor ... centrilobular nodules, or consolidation ... high-resolution chest ... CT) • Broncho-arterial
Previous normal chest x-ray (left) and CHF stage II with perihilar haze (right). On the left
Previous normal chest ... x-ray (left) and CHF ... diameter of the pulmonary ... the accentuated interstitium ... Clinical #Radiology #CXR
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... Pneumonia: • Chest