7 results
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... realise, that these patterns ... Diagnosis #Radiology #Pulmonary ... IdiopathicInterstitialPneumonia #ILD
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Diagnosis #Radiology #Pulmonary ... CTChest #Nodular #Pattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
Basic Interpretation ... the dominant HR-pattern ... there additional findings ... Diagnosis #Radiology #Pulmonary ... #Algorithm #ILD
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
in normal lung, pulmonary ... disease, idiopathic pulmonary ... artifact); (G) UIP pattern ... #Correlation #Table ... #ILD #Findings
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... edema: incidental finding ... CTChest #Reticular #Pattern ... #Comparison #Table
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
smoker with RB-ILD ... The dominant pattern ... mandatory for the interpretion ... probably would be pulmonary ... would expect more pulmonary
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Case A 39-year-old ... American male in mild ... physical exam findings ... chest radiograph pattern ... defaulting to a normal interpretation