13 results
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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... mimics, repeat testing ... renal biopsy • Risk ... → CT urography and ... Nephrology if cause
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 ... #Table #Risks #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Common causes: ... MRA; abdominal CT ... infusion Adrenal CT ... CT or MRI scan of
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... surgery Stress Testing ... preoperative stress testing
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
available diagnostic testing ... are called lung masses ... a repeat chest CT ... growth with chest CT ... emission tomography-CT
Osteomalacia & Osteoporosis in People with HIV
Osteomalacia:
 - Decreased bone matrix mineralization. In people with HIV
TDF renal PO4 wasting ... (from multiple causes ... - Lab: Decr Ca ... effect, traditional risk ... Osteoporosis #HIVAIDS #Comparison
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 #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • DM risk ... Putrid sputum/sour-tasting ... seen • Chest CT ... #differential #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
increased infection risk ... Chest CT: • Ground-glass ... DDX - Other causes