12 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... perilymphatic, random and centrilobular ... is likely centrilobular ... 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 ... perilymphatic distribution ... perilymphatic distribution ... #NodularPattern ... Differential #Comparison #Table
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... perilymphatic, centrilobular ... Centrilobular distribution ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... related diseases (centrilobular ... Pulmonary #HRCT #ChestCT ... #Differential #Table ... #Distribution #
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... pneumonitis: ill defined centrilobular ... perilymphatic distribution ... CTChest #Nodular #Pattern ... #Comparison #Table
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... be helpfull: - Upper ... , NSIP, DIP. - Centrilobular ... distribution: Hypersensitivity
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
consolidation, centrilobular ... +Upper respiratory ... perilymphatic distribution ... #Differential #Algorithm
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... cavities in an upper ... Diffuse distribution ... LCDD, SS Cyst pattern ... DCLD #pulmonary #Algorithm
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Dermatological Conditions - Distribution ... vulgaris - Face, upper ... cheeks, temples, upper ... Christmas tree pattern ... #skin #common #distribution
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 ... secondary lobule (centrilobular ... random) Is there an upper ... Interpretation #Algorithm