41 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Cost - Cost per test ... etiology of syncope Tests ... Cardiac stress test ... #workup #testing ... Effectiveness #table
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Additional laboratory tests ... chronic kidney tests ... Test for celiac ... disease with serology ... #diagnosis #gastroenterology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Tests for Celiac ... reliable noninvasive test ... first-level screening test ... #Diagnosis #Workup ... #Table
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... antibody (ANA) test ... ; if positive, test ... Screening Tests ... #diagnosis #testing
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... Stool/blood-based tests ... Multitarget stool DNA test ... colon #Screening #Tests ... #management #gastroenterology
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
the screening test ... probability that the test ... will correctly diagnose ... identified by the test ... the screening test
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Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Graves disease – ... Check pregnancy test ... workup choices ... AND management options ... #Algorithm #Workup
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... stimulation test ... - Serum tests that ... Evaluation #laboratory #diagnosis ... endocrinology #workup
Renal Cell Carcinoma (RCC) - Diagnosis and Management Summary
Clinical features - Classic triad (flank pain, hematuria,
) - Diagnosis and ... Management Summary ... initial test: abdominal ... express Laboratory tests ... #Diagnosis #Management
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... cultures, but test ... lactoferrin + CRP ... Balloon Expulsion Test ... #workup #gastroenterology