1259 results
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
Calculating a Reticulocyte ... Index (RI) Reticulocyte ... Index = Absolute Reticulocyte ... Count = % of reticulocytes ... Index #RI #RPI #hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
peripheral smear, reticulocyte ... Production (↓ reticulocytes ... (hemolysis, ↑ reticulocytes ... Diagnosis #Algorithm #hematology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
labs: CBC, BMP, Reticulocytes ... schistocytes > 1% • ↑ Reticulocyte ... Management #Algorithm #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Reticulocyte count ... percentage of reticulocytes ... Corrected reticulocyte ... count OR reticulocyte ... Diagnosis #Workup #Hematology
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Extravascular Hemolysis Reticulocytes ... workup #diagnosis #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
of: Decreased Reticulocytes ... Normal / Decreased Reticulocytes ... Destruction - Increased Reticulocytes ... Algorithm #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Reticulocyte Production ... days) it takes a reticulocyte ... EricsMedicalLectures/ #Reticulocyte ... Production #Index #hematology
General Approach to Anemia - Differential Diagnosis Framework
1) Check reticulocyte count to determine if hypo/hyper-proliferative
2) Exclude
Framework 1) Check reticulocyte ... differential #diagnosis #hematology ... #algorithm #reticulocyte
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
bilirubin • ↑ Reticulocytes ... Diagnosis #Algorithm #hematology
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
Hematology Algorithms ... i.e., corrected reticulocyte ... i.e., corrected reticulocyte ... Pancytopenia is a hematologic ... #Pancytopenia #reticulocytes