Hematopoietic Disorders Flashcards
Absolute Number
Actual number, not a percentage
Anemia
Decreased RBCs or Hb
Polycythemia
Increased RBCs or Hb
Thrombopenia
Decreased platelets
Thrombocythemia
Increased platelets
Leukocytosis
Increased WBCs
Leukopenia
Decreased WBCs
Lymphocytosis
Increased lymphocytes
Lymphopenia
Decreased lymphocytes
Neutropenia
Decreased neutrophils
Neutrophilia
Increased neutrophils
Eosinophilia
Increased eosinophils
Pancytopenia
Decreased ALL cell lines
Decreased ALL cell lines
Pancytopenia
MCV
Average volume of RBCs
MCV less than 80 means?
Microcytic or Iron deficient Anemia
MCV greater than 100 means?
Macrocytic Anemia
MCH
Average mass of Hb
MCHC
Concentration of Hb in a given volume
RPI
Corrected reticulocyte % based on RBC volume
Anisocytosis
Variation in size
Variation in size
Anisocytosis
Poikilocytosis
Variation in shape
Variation in shape
Poikilocytosis
Symptoms of iron deficient anemia?
Fatigue, headaches, pale skin, cold feet and hands, arrythmias
What are 3 causes of iron deficient anemia?
- Dietary lack of iron
- Impaired absorption
- Chronic blood or iron loss - distance running
Lab values of MCV, MCH, MCHC, RBC and RDW with iron deficient anemia
DECREASED MCV, MCH, MCHC, RBC
INCREASED RDW
What test will help to confirm a diagnosis?
Peripheral blood smear
A MCV that is normocytic (80-100) then tests?
Reticulocyte count
If reticulocyte count is LOW with normocytic MCV what does that indicate?
Decreased production
If reticulocyte count is HIGH with normocytic MCV what does that indicate?
Increased destruction
What 3 things can cause a Macrocytic MCV - Greater than 100?
- B12 deficiency
- Folate deficiency
- Alcoholic liver disease
B12 and Folate deficiency cause?
Macrocytic or Megaloblastic anemia
Anemia caused by increased red cell loss causes what 2 things?
- Increased reticulocytes
2. Erythroid hyperplasia of bone marrow
Most common nutritional deficiency in the world?
Iron
Iron deficiency causes inadequate ____ synthesis
Hemoglobin
With Compensatory erythropoisis and Asplenia, ____ RBCs can be seen
Nucleated
Aplastic Anemia has a ____ bone marrow
Hypocellular
Aplastic Anemia involves decreased?
Hematopoiesis
4 causes of Neutrophilia?
Bacterial infection
Medication
Smoking
Physical stress
Besides an infection, what can cause Neutrophilia?
Medication
Smoking
Physical stress
With a bacterial infection, what type of shift is seen?
Left shift
= Increased band cells
WBC count greater than 50K with increased neutrophils and no evidence of leukemia?
Leukemoid reaction
What can cause Neutropenia?
Drugs
What can cause Lymphocytosis?
EBV or other viral infection
Pertussis bacteria
Less than 20K platelets puts you at risk for?
Spontaneous intracranial bleeding
Less than 100K platelets should avoid?
High risk surgeries
What would the bone marrow show with the leukemoid reaction?
Mature bone marrow WITHOUT an increase in blasts
What specific marker is elevated with the leukemoid reaction?
LAP
Leukemia has majorly increased?
WBCs
CML
Chronic Myelogenous Leukemia
Who typically gets CML?
Adults
The WBC count is usually around ______ for CML
100,000
What are the 3 phases of CML?
Chronic phase
Accelerated phase
Blast phase
Describe the cells seen with CML?
At first, a spectrum of differentiated cells
– At the blast stage (towards end) = more than 20% blasts
AML
Acute Myeloid Leukemia
At what age does AML peak in incidence?
60
Describe the cells seen with AML?
Greater than 20% immature myeloid blasts
What other symptoms can AML present with?
Anemia/thrombocytopenia/neutropenia
CLL
Chronic Lymphocytic Leukemia
Who typically gets CLL?
Older adults
Symptoms of CLL?
Lymphadenopathy
Hepatosplenomegaly
ALL
Acute Lymphoblastic Leukemia
Who typically gets ALL?
Children
Describe the cells seen with ALL?
Numerous blasts
What conditions are Auer rods seen in cells?
AML
CML