16 results
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 ... #workup #diagnosis
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
and Evaluation: ... Cost - Cost per test ... etiology of syncope Tests ... Cardiac stress test ... Effectiveness #table
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Disease - Laboratory ... Testing SUMMARY ... non-invasive test ... #Testing #Comparison ... #Table #Fe
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Diagnosis #Workup ... #Table
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
smear, HIV/HCV testing ... K), H. pylori test ... thyroid function test ... changes), high MCV anemia ... - Bone marrow evaluation
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... antibody (ANA) test ... ; if positive, test ... the presence of anemia ... #workup #diagnosis
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... Insufficiency #Evaluation ... #laboratory #diagnosis ... #testing #endocrinology ... #workup
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
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Algorithm Step ... Consider additional tests ... considered likely, the cause ... Hyponatremia #Diagnosis #Workup ... #Evaluation #Algorithm
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Diarrhea Workup ... and Management Algorithm ... Ova and Parasite evaluation ... Breath test for ... #Diarrhea #Workup