8 results
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
consider better imaging—from ... UltraSound (POCUS) to CT ... Diagnosis #Radiology #ChestXRay ... #KUB #CXR #Sensitivity ... #Limitations #Comparison
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
Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #Testing ... #Study #Peds #Pediatrics
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
years - Upper GI Study ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #Testing ... #Study
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #Testing ... #Study #Peds #Pediatrics
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
available diagnostic testing ... a repeat chest CT ... Management options ... growth with chest CT ... methods yield a sensitivity
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Imaging Patterns ... sequences improve sensitivity ... thrombosis Testing ... 58 mg/dL in one study ... Syndrome #diagnosis #management
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
DNA test: 92% sensitivity ... mortality 26% • CT ... Screening #Tests #comparison ... #table #management ... gastroenterology #CRC #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
: • FIT: 79% sensitivity ... mortality 26% • CT ... Indications #Tests #comparison ... #table #management ... gastroenterology #CRC #Testing