11 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... the nodules are diffuse ... #Diagnosis #Radiology ... Pulmonary #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 ... Miliary TB: random ... #Clinical #Diagnosis ... Radiology #Pulmonary #CTChest ... #NodularPattern
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Diffuse ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... mm) nodules • Diffusely ... process or (rarely) diffuse ... Differential Diagnosis ... pulmonary #CXR #clinical
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 #diagnosis ... #respiratory #clinical
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... background of diffuse ... pna, pulm hge, ARDS ... Lung #Pulmonary #diagnosis ... #radiology #clinical
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
activation -> diffuse ... Diagnosis: MRI ... Clinical Presentation ... : The clinical ... disorder #dementia #AIDS
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 ... perilymphatic or random ... bronchiectasis) #Diagnosis ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
The histologic pattern ... distress syndrome (ARDS ... suggestive of the diagnosis ... #Clinical #Radiology ... #CTChest #AIP #
PseudoARDS-Effusion Pattern

PseudoARDS-effusion refers to a patient with bilateral infiltrates who seems to have ARDS, but whose
PseudoARDS-Effusion Pattern ... seems to have ARDS ... a semi-supine chest ... #Diagnosis #Clinical ... True #Effusion #Pattern