42 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... of Abnormal Coagulation ... Tests - Prolonged ... #APTT #Laboratory ... Hematology #Diagnosis #Workup
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Chronic Disease - Laboratory ... Testing SUMMARY ... if above normal ... Ferritin-best non-invasive test ... #Testing #Comparison
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... tests may be needed ... Test for celiac ... Non-invasive testing ... Gastrointestinal #Evaluation #workup
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
can be abnormal ... clotting factor deficiency ... Plasma → Recheck abnormal ... Patient has a factor deficiency ... pathophysiology #hematology #laboratory
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
negative with IgA deficiency ... patients with IgA deficiency ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Diagnosis #Workup
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... Frequency obtained - Abnormal ... Cost - Cost per test ... Syncope #diagnosis #workup ... #testing #Cost
Syphilis Diagnostic Algorithm
 • Syphilis (TP) EIA
 • RPR
 • A different treponemal specific test (TPPA)

ID
Syphilis Diagnostic Algorithm ... treponemal specific test ... Syphilis #Diagnosis #Algorithm ... #Testing #laboratory
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Differential Diagnosis Algorithm ... • Dietary Deficiency ... Liver Function Tests ... - Abnormal Liver ... Function Tests
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
aldosterone - Often normal ... pituitary) and deficiency ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing ... endocrinology #workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... - CCP antibody testing ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis