44 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
syncope Tests: ECG ... enzymes, Head CT ... Syncope #diagnosis #workup ... #testing #Cost ... Effectiveness #table #comparison
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Workup Cost-effective ... Orthostatic BP • ECG ... • Ambulatory ECG ... Echocardiogram • Head CT ... #testing #Cost
Management Algorithm for Confusion
- Substrate verification, glucose, oxygen checks
- Toxidrome present
- Focal findings on neurologic examination
-
Management Algorithm ... criteria - ED testing ... electrolytes, CXR, ECG ... include cranial CT ... Delirium #Management #Algorithm
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... → CT urography and ... #Workup #urology
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... 50mOsm/kg, Consider CT ... A/P, Consider testing ... Abdominal imaging (CT ... Chronic #Diarrhea #Workup
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... • History of BCG ... immunocompromised (e.g ... microscopy • Testing ... #Diagnosis #Workup
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Algorithm INDICATIONS ... evaluation or workup ... 1,500 cells/µL Workup ... signs or symptoms (eg ... Eosinophil #Disorders #Algorithm
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
50 CXRs Head CT ... 200 CXRs Chest CT ... CXRs Abdomen CT ... ChestXRay #CXR #CT ... #Nuclear #Comparison
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... Computed Tomography (CT ... #Nuclear #Comparison ... #Table #Risks #Testing
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... PE #Pregnancy #Workup ... #Imaging #Comparison