9 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
(LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest ... LowAttenuation #Cystic ... #Pattern #Comparison
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
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
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
— Abdomen and Pelvis ... — Abdomen and Pelvis ... ) — Chest 7 mSv ... #PatientInfo #Radiology ... #Nuclear #Comparison
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... attenuation (emphysema, cystic ... bronchiectasis) #Diagnosis #Radiology ... #CTChest #Interpretation ... #Algorithm #ILD
Chest Pain Diagnosis and Management Algorithm
STEMI:
 - Hx: Pressure like CP, Radiation to arm/jaw, CAD risk
Chest Pain Diagnosis ... and Management ... Algorithm STEMI: ... pain/swelling, Wells ... blunt trauma, caustic
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
tomography of the chest ... Spindle cells coexpressing ... markers lined the cyst ... Lymphangioleiomyomatosis #LAM #radiology ... #CT #wedge #biopsy
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... interventional radiology ... “big & sticky” cells ... bispecifics, or HSCT