10 results
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
) — Lung Cancer ... 1 year MEN’S IMAGING ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
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
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
Chest CT 3 mSv 150 ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... consider better imaging—from ... UltraSound (POCUS) to CT ... #Diagnosis #Radiology ... #ChestXRay #KUB
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
/year 1 day Airline ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign (Reverse-Halo ... Sign) on Chest CT ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
breathlessness (half-marathon ... edema, and clear lungs ... expiration not meeting diagnostic ... shudder by M‐mode imaging ... #cardiology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... renal failure Clinical ... Pulmonary: dyspnea ... acute sarcoidosis Pulmonary ... anterior/posterior MSK
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... Change in clinical ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis
The chart below (from the FDA) shows radiation exposure with a variety of procedures and how
cells taking in 8 mSV ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Comparison ... #Table #Risks