Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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radiologyassistant clinical histiocytosis table lowattenuation pattern cxr cysts diagnosis differential langerhans nodular cavitary diagram early emphysema honeycombing interstitial late pulmonary
Low Attenuation pattern 1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Low Attenuation pattern (2) 1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... (LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Differential diagnosis of Langerhans cell histiocytosis. Nodular LCH: - Sarcoidosis: perilymphatic distribution. - Metastases: random distribution. Cystic LCH: - LAM: round
Nodular LCH: - Sarcoidosis ... Cystic LCH: - LAM ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Cystic versus Reticular It can be difficult to determine whether we are dealing with a reticular pattern
LCH is called a ... of such cases a HRCT ... #Clinical #Radiology ... #CXR #CTChest # ... #Langerhans #LangerhansCellHistiocytosis
HRCT findings in Langerhans cell histiocytosis: Early stage: - Small irregular or stellate nodules in centrilobular location. Late stage
HRCT findings in ... airspaces Cysts ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis
On the left another case of Langerhans' cell histiocytosis. It started as small noduli, which progressed over
bizarre shaped cysts ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis ... Histiocytosis #Cystic
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions. These include: - Emphysema -
Emphysema - Lung cysts ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
In a later stage the nodules start to cavitate and become cysts. These cysts start as round
These cysts start ... of LCH. ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis
Nodular pattern(2) 1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy. 2. TB: Tree-in-bud appearance in a patient
before the typical cysts ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
On the left a case with multiple round and bizarre shaped cysts. There was an upper lobe
bizarre shaped cysts ... #Clinical #Radiology ... #CTChest #LangerhansCellHistiocytosis ... Histiocytosis #LCH
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