32 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
and the nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic ... #Nodular #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... histiocytosis: early nodular ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Nodular #Pattern
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... Distinct pulmonary ... leading into a lung nodule ... Feeding #Vessel #Sign ... #diagnosis #radiology
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern ... #Nodular #Pattern
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... opacities - Fine Nodular ... mass - Solitary Pulmonary ... Nodule - Multiple ... Diagnosis #Clinical #Radiology
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... Inhomogeneous patchy nodular ... Pal @drdevrad #Pulmonary ... #TB #Patterns #chest ... xray #clinical #radiology
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 ... irregular and often nodular ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest
Shafer's sign on Slit Lamp Ocular Examination

Pigmented cells in the anterior vitreous, which is highly suggestive
Shafer's sign on ... Slit Lamp Ocular ... Pigmented cells in the anterior ... a tear in the retina ... pigment #Vitreous #Ocular
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
on Chest X-Ray ... contact with the pulmonary ... is thus either anterior ... proven to be an anterior ... #radiology #CXR