18 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Tests for Celiac ... reliable noninvasive test ... #Testing #Laboratory ... #Tests #Diagnosis ... #Workup #Table
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
Clinical diagnosis of Alcoholic Hepatitis (AH)
 • Onset of jaundice within prior 8 weeks
 • Ongoing
Clinical diagnosis ... Presence of atypical laboratory ... tests (e.g., AST ... #diagnosis #Alcoholic ... Hepatitis #AH #hepatology
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
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
liver function tests ... abnormal liver blood tests ... of liver blood tests ... of liver blood test ... indicates all the tests
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
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
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
Clinical Diagnosis ... Presence of atypical laboratory ... tests (e.g., AST ... Autoimmune #Hepatitis #Diagnosis ... #Hepatology #AIH
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
inhibitor • Liver disease ... • Underfilled test ... Thromboplastin #laboratory ... #hematology #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Workup History ... for HIV, HCV - Alcohol ... K), H. pylori test ... thyroid function test ... #hematology