32 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
centrilobular nodules ... Sarcoidosis: nodules ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential ... #Comparison #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest ... #Differential #
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 ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
centrilobular nodules ... narrowing the differential ... identified in the lung ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... in the proper clinical ... the ill-defined nodules ... densities iin the left lung ... #Clinical #Radiology
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
evaluation - Chest ... X-ray - Lung ultrasound ... - CBC with differential ... diagnostics as clinically ... #algorithm #schema
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... at times with a nodular ... periphery of two lungs ... evident in the lower lobes ... #Clinical #CriticalCare
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... coalescence of the nodules ... Fibrosis #Silicosis #clinical ... #radiology #CXR ... #Chest #XRay #labeled