83 results
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Anemia of Chronic Disease ... - Laboratory Testing ... non-invasive test ... Anemia #Chronic #Disease ... #Laboratory #Testing
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
for Celiac Disease ... negative with IgA deficiency ... patients with IgA deficiency ... patients with IgA deficiency ... #Testing #Laboratory
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... tests may be needed ... Test for celiac ... disease with serology ... Non-invasive testing
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... - Vitamin D deficiency ... Chronic kidney disease ... #Hypocalcemia #Laboratory ... Endocrinology #Differential
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... pick specific tests ... to sort out the ... much smaller differential ... Diarrhea #Algorithm #Testing
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
• Vitamin K deficiency ... • Factor VII deficiency ... inhibitor • Liver disease ... • Underfilled test ... Thromboplastin #laboratory
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin Disease ... • Pull test ... texture at bald spots ... Tests: • TSH
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Pediatric Diarrhea - Differential ... Fibrosis • Celiac Disease ... Inflammatory Bowel Disease ... Overfeeding • Short ... #Diarrhea #Differential
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Consider sickle cell disease ... , Hemoglobin H disease ... Hemolytic #Anemia #Differential ... workup #hematology #testing
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Movement Disorders - Differential ... ataxia, Vitamin E deficiency ... multiple sclerosis) Resting ... Tremor - Occurs at Rest ... MovementDisorders #Neurology #Differential