12 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... histiocytosis) - Bronchiectasis ... low attenuation pattern ... on the basis of HRCT ... Diagnosis #Radiology #Pulmonary
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
reticular interstitial pattern ... with a preference ... The HRCT demonstrates ... honeycombing and traction bronchiectasis ... #Interstitial #Pattern
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #HRCT #CTChest ... NodularPattern #Nodular #Pattern
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
Bronchiectasis: ... of localized -> diffuse ... bronchiectasis ... #Differential #workup ... #algorithm #pulmonary
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... opacities and traction bronchiectasis ... artifact); (G) UIP pattern ... abnormalities, traction bronchiectasis ... Clinical #Diagnosis #HRCT
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
(e.g. cardiac, pulmonary ... one of 8 basic patterns ... Dyspnea #Acute #Workup ... #Algorithm #Diagnosis
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... in the nodular pattern ... Random refers to no preference ... Diagnosis #Radiology #Pulmonary ... #Nodular #Pattern
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... the dominant HR-pattern ... lymphadenopathy, traction bronchiectasis ... Diagnosis #Radiology #Pulmonary ... Interpretation #Algorithm
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
consolidation and GG pattern ... , cavities • HRCT ... other processes Workup ... strep, HIV • CTD workup ... lymphoma, Diffuse
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... mononeuritis multiplex WORKUP ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... • IF staining patterns