5 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... reticular, nodular, high ... low attenuation (table ... a CXR the most common ... The cystic pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Miliary TB: random ... before the typical cysts ... CTChest #Nodular #Pattern ... #NodularPattern
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Nodular: • Random ... HiRes #HighRes #Chest ... #CT #Patterns #
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... reticular nodular high ... attenuation (emphysema, cystic ... perilymphatic or random ... Interpretation #Algorithm
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PFAPA is the most common ... excluding areas with high ... the acute flare; chest ... • Cyclic neutropenia ... dominant inheritance pattern