664 results
Iron Panel Interpretation

Iron deficiency - ↓ Iron, ↑-nl Transferrin / TIBC, ↓ Transferrin Saturation,  ↓
↓ Transferrin Saturation ... , ↓ Ferritin Anemia ... nl Transferrin Saturation ... ↓ Transferrin Saturation ... nl Transferrin Saturation
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 ... failure: Aplastic anemia
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
Reticulocyte Count / Maturation ... hematology #diagnosis #anemia
For an elderly patient with multiple comorbidities it can be challenging to determine if their anemia
determine if their anemia ... deficiency as well as anemia ... Iron #Deficiency #Anemia ... #Transferrin #Saturation
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Iron Deficiency Anemia ... vs Anemia of Chronic ... FEP, serum iron, saturation-worthless ... Iron #Deficiency #Anemia
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
Oxygen Saturation ... 3rEtbK8 #Oxygen #Saturation ... #Measurement #pulmonary
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythropoietin, O2 Saturation ... Secreting Tumor - O2 Saturation ... Hemoglobin - O2 Saturation ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... • Normal • Pulmonary ... Hypertension, Anemia ... Emphysematous COPD #Pulmonary
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Iron-deficiency anemia ... Sideroblastic anemia ... Megaloblastic anemia ... , Pernicious anemia ... PD deficiency, Pulmonary
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
Low O2 saturation ... decrease in O2 saturation ... pneumonia, COPD, anemia