15 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... perilymphatic, random and centrilobular ... distribution is likely centrilobular ... the nodules are diffuse ... HRCT #CTChest #NodularPattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... TB: Tree-in-bud ... #Clinical #Diagnosis ... CTChest #Nodular #Pattern ... #NodularPattern
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... perilymphatic, centrilobular ... and fissures, but ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
linear branching pattern ... and centrilobular ... surrounded by centrilobular ... Sign #diagnosis #clinical ... radiology #ChestCT #pathophysiology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... significant • Pattern ... : The ANA patterns ... rheumatic diseases, but ... • Nucleolar: Diffuse
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... lymphadenopathy more diffuse ... involvement, irregular pattern ... Classification #pathophysiology ... #differential #algorithm
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... CT • Multiple centrilobular ... linear branching pattern ... diagnosis #radiology #clinical ... #tree #bud
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... presents with centrilobular ... confluent, HRCT shows diffuse ... #Clinical #Radiology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
brain PRES Clinical ... PRES-Associated Clinical ... Etiology: • Pathophysiology ... Imaging Patterns ... in one study) but
In ARDS, we know that the lungs are so diffusely injured that the remaining total area
the lungs are so diffusely ... injury may be diffuse ... see heterogenous patterns ... #pathophysiology ... #respiratory #clinical