17 results
Iron Panel Interpretation

Iron deficiency - ↓ Iron, ↑-nl Transferrin / TIBC, ↓ Transferrin Saturation,  ↓
↓ Transferrin Saturation ... , ↓ Ferritin Anemia ... nl Transferrin Saturation ... ↓ Transferrin Saturation ... differential #hematology #laboratory
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Anemia vs Anemia ... Chronic Disease - Laboratory ... , saturation-worthless ... #Deficiency #Anemia ... Chronic #Disease #Laboratory
For an elderly patient with multiple comorbidities it can be challenging to determine if their anemia
determine if their anemia ... is secondary to iron ... benefit from IV iron ... #Diagnosis #Iron ... #Transferrin #Saturation
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Evaluation of Iron ... Deficiency Anemia ... patients with anemia ... • Additional laboratory ... #Deficiency #Anemia
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
RBC turnover • Iron ... • Asplenia Laboratory ... Hypertriglyceridemia • Uremia ... • Hemolytic anemia ... HbA1c #HgbA1c #Laboratory
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
x (Hct / 45) / Maturation ... Factor The maturation ... particular degree of anemia ... Index < 2: • Anemia ... deficiencies: Iron
Causes of Hyperferritinemia - Differential Diagnosis
Ferritin > 1000
Ferritin is the storage form of iron. Increased hepcidin
storage form of iron ... absorption of iron ... Iron overload - ... Check the iron saturation ... Sideroblastic anemia
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... cough (30% cases) Laboratory ... immature forms) • Anemia
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
• Hemolytic Anemias ... Microangiopathic hemolytic anemia ... - Pernicious anemia ... deficiency - Iron ... differential #diagnosis #Laboratory
Anemia of Chronic Disease - Pathophysiology
One theory to explain why "anemia of chronic disease" exists:
The inflammatory
Anemia of Chronic ... Disease - Pathophysiology ... often require iron ... ability to lock up iron ... disease #hematology #pathophysiology