13 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... centrilobular nodules ... the area next to pleura ... #Pattern #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
the presence of pleural ... fissures. - If pleural ... centrilobular. - If pleural ... - If there are pleural ... Differential #Algorithm #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in relation to pleural ... spare the pleural ... to involve the pleural ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... Sarcoidosis: nodules ... HRCT #CTChest #Nodular ... #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... centrilobular nodules ... Sarcoidosis: nodules ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
adenopathy and pleural ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Solitary Pulmonary Nodule
Click here for more detailed information about Solitary Pulmonary Nodule
A solitary pulmonary nodule or
Solitary Pulmonary Nodule ... Solitary Pulmonary Nodule ... solitary pulmonary nodule ... atelectasis or pleural ... #Differential #RadiologyAssistant
HHV8/KSHV-reIated diseases: From Cellular Proliferation to Hyperinflammation
Kaposi sarcoma (KS):
 • Target organs: Ubiquitous (cutaneous and mucosal
Blue-violet macules or nodules ... Polyclonal (except nodular ... Target organs: Pleural ... HHV8 #diseases #comparison
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... lesions abutting the pleura ... the ill-defined nodules ... SepticEmboli #Cavity #RadiologyAssistant