15 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential # ... RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
septa, you are dealing ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential # ... Algorithm #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
pattern can be readily ... on the basis of HRCT ... #Diagnosis #Radiology ... LowAttenuation #Differential ... #Diagram #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... women in the child-bearing ... #Comparison #Table ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... making an accurate diagnosis ... #Pulmonary #HRCT ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... pattern we are dealing ... #Diagnosis #Radiology ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... #Clinical #Diagnosis ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Diagnosis Framework ... Neurogenic Ptosis - Neurologic ... Syndrome #Ptosis #neurology ... #Differential #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
centrilobular nodules ... parenchyma Diagnosis ... : • HRCT (high-resolution ... Bronchiectasis #pulmonary #differential ... #diagnosis
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
The differential ... diagnosis is hypersensitivity ... centrilobular nodules ... are confluent, HRCT ... HypersenstitivityPneumonitis #RadiologyAssistant