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The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... Diagnosis #Radiology #Pulmonary ... Emphysema #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #Upper #Lower #RadiologyAssistant
Tumor markers in clinical practice
Colorectal - CEA
Hepatocellular - AFP
Pancreatic - CA 19-9
Ovarian - CA 125
Breast -
Ovarian - CA 125 Breast ... cell - AFP, HCG Lung ... CYFRA 21-1, SCC Lung ... laboratory #diagnosis #oncology
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Cardiogenic Pulmonary ... ARDS Cardiogenic Pulmonary ... Non-cardiogenic pulmonary ... Areas of sparing ... #APE #ARDS #pulmonary
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There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... with a cystic lung ... LAM is a rare lung ... airways leading to pulmonary ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... seen in chronic lung ... #Differential #RadiologyAssistant
PA view
On the PA chest-film it is important to examine all the areas where the lung
examine all the areas ... where the lung ... these borders lung-soft ... ParatrachealStripe #RadiologyAssistant ... ParaAorticLine #PAView #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
identified in the lung ... Pathophys #Radiology #Pulmonary ... TreeInBud #Diagram #RadiologyAssistant
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
In lung carcinoma ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
standing erect, the pulmonary ... supplying the upper lung ... supplying the lung ... The pulmonary vascular ... Redistribution #RadiologyAssistant