496 results
Laboratory Evaluation for Coagulation Factor Deficiencies

#Coagulation #Factor #Deficiencies #Deficiency #Laboratory #Diagnosis
Laboratory Evaluation ... #Deficiencies #Deficiency ... #Laboratory #Diagnosis
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Iron Deficiency ... Chronic Disease - Laboratory ... TIBC-specific for iron deficiency ... Bloodman #Iron #Deficiency ... Chronic #Disease #Laboratory
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 ... #Hypocalcemia #Laboratory
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
• Vitamin K deficiency ... • Factor VII deficiency ... Factor XI, IX, VIII deficiency ... II, fibrinogen deficiency ... Thromboplastin #laboratory
Iron Panel Interpretation

Iron deficiency - ↓ Iron, ↑-nl Transferrin / TIBC, ↓ Transferrin Saturation,  ↓
Interpretation Iron deficiency ... Ferritin Iron deficiency ... Interpretation #deficiency ... differential #hematology #laboratory
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
-12, or folate deficiency ... • Asplenia Laboratory ... HbA1c #HgbA1c #Laboratory
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Evaluation of Iron Deficiency ... diagnose iron deficiency ... • Additional laboratory ... management #Iron #Deficiency
Non-invasive biomarkers for excessive alcohol use
Acute Alcohol Use Biomarkers:
 - Ethanol
 - Ethyl Glucuronide (EtG) and
- Carbohydrate deficient ... dependence #abuse #laboratory
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Dietary: Iron deficiency ... , Zinc deficiency ... , Copper deficiency ... fungi Initial Laboratory ... • RPR • Laboratory
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
clotting factor deficiency ... Patient has a factor deficiency ... pathophysiology #hematology #laboratory