29 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... child-bearing age ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... child-bearing age ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
(LAM): regular cysts ... child-bearing age ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
adults - Following are ... comparisons of ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Table #Risks
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... and PR interval are ... #cardiology #diagnosis ... variants #clinical #comparison
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
Head: - Bones are ... Brain: - Bones are ... #CT #T1 #MRI #comparison ... #neurology #radiology
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 ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
of four choices are ... outlined in Table ... Obstetrics #OBGyn #Radiology ... Workup #Imaging #Comparison ... #Table #Pregnant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... low attenuation (table ... The cystic pattern ... When the cysts have ... #Diagnosis #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
Cysts occur without ... Cysts usually contain ... are seen in patients ... Clinical #Diagnosis #Radiology ... #Emphysema #Comparison