6 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... linear branching pattern ... #diagnosis #clinical ... #radiology #ChestCT ... #pathophysiology
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Bronchus Sign) ... on Chest CT • Pulmonary ... Pulm adeno Ca, PLCH ... Lung #Pulmonary #diagnosis ... #radiology #clinical
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
On the left a chest ... challenging differential diagnosis ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #LCH
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... exam findings and clinical ... radiograph pattern ... #Radiology #CTChest