12 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... enzymes, Head CT ... Syncope #diagnosis #workup ... Effectiveness #table ... #comparison
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... renal biopsy • Risk ... → CT urography and
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 ... CXRs Abdomen CT ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Familial renal Mg wasting ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... MRA; abdominal CT ... infusion Adrenal CT ... #Screening #Workup ... #table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ASA class If ... event, follow ACC algorithm ... Stable patients ... surgery Stress Testing ... preoperative stress testing
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
mSv 1 day Head CT ... months Chest CT ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin Lymphoma Risk ... ) Classification ... Hodgkin Lymphoma Workup ... Mediastinal mass) • CT ... physical exam, CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • DM risk ... Putrid sputum/sour-tasting ... seen • Chest CT ... shows a small, stable ... #differential #causes