8 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
2 years CHEST ... ) — Chest 7 mSv ... ) — Lung Cancer ... 6 months - Chest ... #Background #Radiation
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
4 days Chest ... X-ray 0.01 mSv 1 ... mSv 8 months Chest ... CT 3 mSv 12 months ... Risks #Testing #Study
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... interlobular septa in a background ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Lung infarction
The radiographic features of acute pulmonary thromboembolism are insensitive and nonspecific.
The most common radiographic findings
Pulmonary Embolism Diagnosis ... (PIOPED) study ... pulmonary emboli the chest ... x-ray is normal ... #Clinical #Radiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Change in clinical ... one post op Cardiology ... change CV risk Chest ... unless prior heart/lung ... stratification #diagnosis
Aortic dissection on Cardiac CTA

This is a amazing gated CTA showing a real time cine clip
cardiac CTA done for chest ... patients will have chest ... mediastinum on chest ... made by a CT scan ... of the chest with