54 results
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
Reticulocyte Count / Maturation ... Index #RI #RPI #hematology ... #diagnosis #anemia
Iron Panel Interpretation

Iron deficiency - ↓ Iron, ↑-nl Transferrin / TIBC, ↓ Transferrin Saturation,  ↓
↓ Transferrin Saturation ... , ↓ Ferritin Anemia ... nl Transferrin Saturation ... Interpretation #deficiency #diagnosis ... #differential #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Chronic Myelogenous Leukemia ... Non malignant hematologic ... Iron deficiency anemia ... #Differential #Diagnosis
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... Diagnosis: • Pancytopenia ... to MDS or acute leukemia ... #diagnosis #management ... #treatment #hematology
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
- Differential Diagnosis ... Features of hematologic ... hepatomegaly • Labs: anemia ... #Algorithm #hematology ... #WBC #Leukemoid
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
and Management ... cytopenias (usually anemia ... transformation to acute leukemia ... Management • ... #hematology #oncology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
x (Hct / 45) / Maturation ... Factor The maturation ... Index < 2: • Anemia ... Production #Index #hematology ... #diagnosis #calculation
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... Reactive: • Anemia ... Chronic Myeloid Leukemia ... #Differential #Diagnosis ... causes #Platelets #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Leukemias Overview ... all phases of maturation ... - infiltrates (anemia ... #Hematology #Oncology ... #Diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Megakaryopoiesis • Aplastic Anemia ... Leukemia, Tumour ... #Differential #Diagnosis ... Algorithm #Causes #Hematology