10 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... CT 1. ... Bilateral Peripheral ... Pulmonary #ChestCT #radiology ... #CTChest #diagnosis
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
and lateral abdomen ... 200 CXRs Chest ... CT 3 mSv 150 CXRs ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
without contrast material ... without contrast material ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... background radiation Natural ... mSv 8 months Chest ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
gallop rhythm), and laterally ... Signs: weight gain ... Chest x-ray: signs ... → no signs of CXR ... #management #cardiology
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
important finding on a chest ... limited differential diagnosis ... #Diagnosis #Radiology ... #CXR #Lobar #Collapse ... #Patterns #Comparison
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... interventional radiology ... fever, weight gain ... Oncology #HemeOnc #Diagnosis
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
A chest radiograph ... administration of contrast material ... biopsy confirmed a diagnosis ... #NEJM #clinical ... #radiology #CT #
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
trauma are diagnosed ... x-ray (CXR), try ... radiograph pattern ... not seen on a CXR ... #Radiology #CTChest