Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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diagnosis chestxray cxr doses imaging management nuclear patientinfo radiation radiology risks screening study cancer colon colorectal gastroenterology pediatrics peds tests
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
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 ... PatientInfo #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
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 ... Nephrology if cause
How much radiation is used in paediatric radiology examinations compared to other exposures? Estimated dose - Days
dose - Days of background ... radiation Natural background ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Radiation Dose to Adults from Common Imaging Examinations ABDOMINAL REGION - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... PatientInfo #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
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
Drug Induced Lupus vs SLE Drug Induced Lupus (DIL): • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... Discontinuation of causal ... • Immunologic Workup ... druginduced #lupus #sle #comparison ... #table #rheumatology
Performance Characteristics for Colorectal Cancer Screening Tests Stool/blood-based tests: • FIT: 79% sensitivity, 94% specificity for CRC
specificity for CRC ... mortality 26% • CT ... Screening #Tests #comparison ... #table #management ... #Testing
ACA Colorectal Cancer Screening Guidelines When to Screen? When to Stop? Family History Performance Characteristics for Colorectal Cancer Screening Tests Stool/blood-based
specificity for CRC ... mortality 26% • CT ... Indications #Tests #comparison ... #table #management ... #Testing #Indications
Summary of Oncologic Emergencies Neutropenic fever: - Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... full infectious work-up ... days → add fungal work-up ... Treat underlying cause
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