13 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential # ... Diagram #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... histiocytosis or honeycombing ... seen and in many cases ... Diagnosis #Radiology #Pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Silicosis • Honeycombing ... : Idiopathic Pulmonary ... Cystic Fibrosis, ABPA ... #CT #Patterns #
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... On a chest X-ray ... particularly at the lung ... at the lung bases ... #Honeycombing #
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
emphysema, bulla, honeycombing ... since in many cases ... we describe a chest ... #CXR #Lucency #Differential ... #Pulmonary #Diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
- Aspergillus/ABPA ... Therefore, conditions caused ... apices caused by ... a rigid chest cage ... #diseases #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... Hypersensitivity: ABPA ... in the adjacent lung ... of the affected lung ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
coagulopathy) • CBC w differential ... Goodpasture's cause ... sparing of the lung ... • IF staining patterns ... Renal #Syndromes #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • 3 syndromes: ABPA ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
has a limited differential ... The most common causes ... or astmathics (ABPA ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant