13 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... predominance: UIP ... , NSIP, DIP. - Centrilobular ... #Pulmonary #CTChest ... #GroundGlass #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Lung cysts (LAM, LIP ... low attenuation pattern ... #Pulmonary #CTChest ... LowAttenuation #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... The cystic pattern ... in many cases UIP ... #Diagnosis #Radiology
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
a patient with DIP ... shows diffuse areas ... and some mosaic pattern ... abnormalities and signs ... #CTChest #DIP #
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
as dominant pattern ... of the possible patterns ... relatively uniform pattern ... As in UIP (usual ... from that seen in UIP
In the images on your left you can appreciate again the spectrum of findings seen in
(dark bronchus sign ... fine reticular pattern ... cases, excluding UIP ... #Clinical #Radiology ... #CTChest #NSIP
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
interstitial pneumonia (AIP ... The histologic pattern ... HRCT findings in AIP ... the diagnosis AIP ... #CTChest #AIP #
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... far as you can go ... recognized that this pattern ... the central dot sign ... #CXR #CTChest #
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
function tests algorithm ... clinical symptoms/signs ... evaluation of the pattern ... Areas of diagnostic ... Liver #Enzymes #Differential
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... with a mozaic pattern ... included in the differential ... #CTChest #Chronic