24 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Tests for Celiac ... disease - Test ... #Laboratory #Tests ... #Diagnosis #Workup ... #Table
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... tests may be needed ... chronic kidney tests ... Test for celiac ... disease with serology
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Abnormal Coagulation Tests ... Abnormal #APTT #Laboratory ... #Hematology #Diagnosis ... #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... antibody (ANA) test ... ; if positive, test ... Screening Tests ... #workup #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
tests - Ice cube ... test, TempTest ... test Cryoglobulins ... #rheumatology # ... comparison #table
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... cultures, but test ... - Rule out celiac ... disease w/ T TG ... Balloon Expulsion Test
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... dexamethasone suppression test ... #table
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... hydrogen breath test ... Consider testing for celiac ... disease Inflammatory ... Chronic #Diarrhea #Workup
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
inhibitor • Liver disease ... • Underfilled test ... Thromboplastin #laboratory ... #hematology #diagnosis
Renal Cell Carcinoma (RCC) - Diagnosis and Management Summary
Clinical features - Classic triad (flank pain, hematuria,
Carcinoma (RCC) - Diagnosis ... flank pain (CLOT COLIC ... initial test: abdominal ... MDR-1 express Laboratory ... tests 1.