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Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Diagnosis #Clinical #Radiology ... #CXR #Consolidation
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... this is nodular interstitial ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
pneumonia • formerly BOOP ... Unknown • 6-7 cases ... - Imaging: • CXR ... organizing pneumonia, Chronic ... #BOOP #pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Chronic diseases ... lobar pneumonia caused ... The old name is BOOP ... #Diagnosis #Radiology ... #Pulmonary #CXR
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
multiple ill-defined masses ... consolidation. ... organizing pneumonia (OP ... #Clinical #Radiology ... #CXR #Peripheral
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Lymphangitic Carcinoma, Interstitial ... Acute Eos PNA • Chronic ... , Chronic Eos PNA ... Hemorrhage, Edema • Consolidation ... #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... Most Common Causes ... Physical stigmata of cor ... centrilobular nodules, or consolidation ... Laboratory: • ANA, RF, CCP
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... attributed to chronic ... #Clinical #Radiology ... #Interstitial #
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
fluid into the interstitium ... disease and causes ... can be seen on a chest-film ... #Diagnosis #Radiology ... #CHF #CXR #Features
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic CP ... dyspnea • Lobar consolidation ... Abdominal pain, chronic ... fever, rales, interstitial ... Infections #HIV #AIDS #pulmonary