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CLM
Intro PPT
90
Other
Graduate
01/18/2012

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Cards

Term
What percent of independent tests will be outside the normal range in the absence of disease?
Definition
5%
Term
What is JCAHO?
Definition
the accreditation process by which an agency or organization uses predetermined standards to evaluate and recognize a program of study in an institution
Term
What does the College of American Pathologists (CAP) do?
Definition
advocates the interests of pathologists in federal and state legislative and regulatory arenas
Term
What is the objective of the clinical laboratory improvement amendment (CLIA)?
Definition
to ensure quality laboratory testing and to establish standards for all laboratory testing to ensure the accuracy, reliability and timeliness of patient test results, regardless of where they were preformed
Term
What is the criteria for a laboratory test to be classified as waived?
Definition
-test systems are simple laboratory examinations and procedures which: are cleared by FDA for home use, employ methodologies that are so simple and accurate as to render the likelihood of erroneous results negligible, or pose no reasonable risk of harm to the patient if the test is performed incorrectly
Term
What are non waived laboratory procedures?
Definition
tests of moderate complexity including the subcategory of PPM (provider performed microscopy) procedures, and tests of high complexity
Term
What should you never shake a blood collection tube?
Definition
blood cells can lyse and intracellular values, such as K, can be falsely elevated
Term
What is the definition of accuracy?
Definition
when the test value approaches the absolute "true" value of the substance (analyte) being measured
Term
What is the definition of precision?
Definition
repeated analysis on the same sample give similar results time and time again
Term
What is the definition of sensitivity?
Definition
the ability of a test to correctly identify individuals who have a given disease or condition. For example, a certain test may have proven to be 90% sensitive
Term
What is specificity?
Definition
the ability of a test to correctly exclude individuals who do not have a given disease or condition. For example, a certain test may have proven to be 90% specific
Term
What is a false negative?
Definition
result or finding which suggests that the dreaded disease is NOT there but which, on further investigation, such disease is/was, indeed, found to be present
Term
What is a false positive?
Definition
test result (such as a blood or finding) which suggests the presence of a disease which turns out to apparently not be there. But, another disorder may be found that explains the result.
Term
What are the normal reference rages for an adult/elderly male and female RBC count?
Definition
male: 4.7-6.1
female: 4.2-5.4
Term
What is the normal reference range for WBC in adults and children > 2 y/o
Definition
5,000-10,000/mm^3
Term
What is the normal reference rage for hemoglobin in males and females?
Definition
male= 14-18 g/dL or 8.7-11.2 mmol/L
female= 12-16 g/dL or 7.4-9.9 mmol/L
*slightly decreased in the elderly
Term
what is the average hematocrit for males and females?
Definition
males= 42-52%
females= 37-47%
*slightly decreased in the elderly
Term
What is the average reference range for mean corpuscular volume (MCV)?
Definition
80-95 fL
Term
what is the normal platelet reference range in the adult/elderly population?
Definition
150,000-400,000/mm^3
Term
What are the normal reference values for C-reactive protein?
Definition
<1.0 mg/dL
Term
What is the normal reference ranges for adults and children for blood urea nitrogen?
Definition
adult= 10-20 mg/dL
children= 5-18 mg/dL
elderly may be slightly higher than adult
Term
What is the normal reference range for fasting glucose?
Definition
70-110 mg/dL
Term
What is the normal uric acid level in males and females in the blood? urine?
Definition
blood: male= 4.0-8.5 mg/dL
female= 2.7-7.3 mg/dL
Urine: 250-750 mg/24 hr.
Term
Normal ranges for D-dimer test?
Definition
<250 ng/mL or <0.4 mcg/mL
Term
What is the average reticulocyte count for adults/children/elderly?
Definition
0.5%-2%
this is a good test for classifying anemia
Term
What is the average troponin reference range for CI and CT?
Definition
CT= < 0.1 ng/mL
CI= < 0.03 ng/mL
Term
WHat is the average reference range for CK in males and females?
Definition
male= 55-170 units/L
female= 30-135 units/L
Term
What is the reference range for myoglobin the blood?
Definition
<90 mcg/L
Term
What are the three types of granulocytes in WBC and their function?
Definition
-neutrophils= fight bacteria
-eosinophils= allergic reaction
-basophils= release histamine
Term
what are the two types of a granulocytes in WBC?
Definition
-monocytes
-lymphocytes
Term
What form of RBC does not have nuclei?
Definition
the mature form of RBC's do NOT have nuclei
Term
What is the watery, liquid part of the blood in which the RBCs, WBCs, and platelets are suspended and clotting factors are present?
Definition
plasma (anticoagulated)
Term
What is the pale yellowish fluid which exudes from the clot formed in the coagulation of the blood; the liquid portion of the blood, after removal of the blood corpuscles and the fibrin; and where clotting factors have been consumed?
Definition
serum (coagulatd)
Term
acute lymphocytic leukemia
Definition
a rapidly progressing cancer of the blood in which too many immature (not fully formed) lymphocytes, a type of white blood cell, are found in the bone marrow, blood, spleen, liver, and other organs.
Term
acute myelogenous leukemia (AML)
Definition
a rapidly progressing cancer of the blood in which too many immature (not fully formed) granulocytes, a type of white blood cell, are found in the bone marrow and blood.
Term
allogeneic bone marrow transplantation
Definition
a procedure in which a person receives stem cells from a compatible donor.
Term
alpha thalassemia
Definition
an inherited blood disorder affecting the alpha chains of the hemoglobin molecule.
Term
anemia
Definition
blood disorder caused by a deficiency of red blood cells or hemoglobin (the oxygen-carrying protein in red blood cells).
Term
apheresis
Definition
a procedure in which blood is removed from a patient, certain fluid and cellular elements are removed, and the blood is then infused back into the patient.
Term
aplastic anemia
Definition
one type of anemia that occurs when the bone marrow produces too few of all three types of blood cells: red blood cells, white blood cells, and platelets.
Term
autologous bone marrow transplantation
Definition
a procedure in which a patient's own bone marrow is removed, treated with anticancer drugs or radiation, then returned to the patient.
Term
beta thalassemia
Definition
an inherited blood disorder affecting the beta chains of the hemoglobin molecule.
Term
biological therapy
Definition
using the body's immune system to fight cancer.
Term
blood banking
Definition
the process that takes place in the laboratory to ensure that donated blood, or blood products, are safe before they are used in blood transfusions and other medical procedures. Blood banking includes typing the blood for transfusion and testing for infectious diseases.
Term
blood plasma
Definition
the fluid part of blood that contains nutrients, glucose, proteins, minerals, enzymes, and other substances.
Term
bone marrow aspiration and biopsy
Definition
the marrow may be removed by aspiration or a needle biopsy under local anesthesia. In aspiration biopsy, a fluid specimen is removed from the bone marrow. In a needle biopsy, marrow cells (not fluid) are removed. These methods are often used together.
Term
chemotherapy
Definition
treatment with drugs to destroy cancer cells
Term
chronic lymphocytic leukemia (CLL)
Definition
- a slowly progressing cancer of the blood in which too many lymphocytes, a type of white blood cell, are produced by the bone marrow and by organs of the lymph system.
Term
chronic myelogenous leukemia (CML)
Definition
a slowly progressing cancer of the blood in which too many white blood cells are produced in the bone marrow.
Term
CT scan or CAT scan
Definition
a diagnostic imaging procedure that uses a combination of x-rays and computer technology to produce cross-sectional images (often called slices), both horizontally and vertically, of the body. A CT scan shows detailed images of any part of the body, including the bones, muscles, fat, and organs. CT scans are more detailed than general x-rays.
Term
factor
Definition
a protein in the blood that is needed to form the blood clot.
Term
factor V Leiden
Definition
an inherited mutation (change in a gene) in factor V which increases a person’s risk for venous thrombosis.
Term
glucose-6-phosphate dehydrogenase deficiency (G6PD)
Definition
a deficiency of an enzyme - G6PD - in red blood cells, causing hemolytic anemia.
Term
graft-versus-host disease (GVHD)
Definition
when the donor’s immune system acts against the recipient’s tissue, after transplantation.
Term
granulocytes
Definition
a type of white blood cell. The different types of granulocytes include: basophils, eosinophils, and neutrophils
Term
hemarthrosis
Definition
bleeding into a joint.
Term
hematopoiesis
Definition
the process of producing and developing new blood cells.
Term
hemochromatosis (Also called iron overload disease.
Definition
a metabolic disorder that causes increased absorption of iron, which is deposited in the body tissues and organs. The iron accumulates in the body where it may become toxic and cause damage.
Term
hemolytic anemia
Definition
one type of anemia in which the red blood cells are destroyed prematurely.
Term
hemophilia (Also called coagulation disorder)
Definition
an inherited bleeding disorder caused by low levels, or absence of, a blood protein that is essential for clotting; hemophilia A is caused by a lack of the blood clotting protein factor VIII; hemophilia B is caused by a deficiency of factor IX.
Term
Hodgkins disease
Definition
type of lymphoma, a cancer in the lymphatic system; a rare disease, accounting for less than 1 percent of all cases of cancer in the US, and occurs most often in people between the ages of 15 and 34, and in people over age 55. Hodgkin's disease causes the cells in the lymphatic system to abnormally reproduce, eventually making the body less able to fight infection. Steady enlargement of lymph glands, spleen, and other lymphatic tissue occurs.
Term
idiopathic thrombocytopenic purpura
Definition
a blood disorder characterized by an abnormal decrease in the number of blood platelets, which results in internal bleeding. There are two forms of idiopathic thrombocytopenic purpura: acute thrombocytopenic purpura and chronic thrombocytopenic purpura.
Term
iron-deficiency anemia
Definition
the most common type of anemia. It is characterized by a lack of iron in the blood, which is necessary to make hemoglobin
Term
leukapheresis
Definition
a procedure to remove excess lymphocytes from the body.
Term
leukemia
Definition
a cancer of the blood-forming tissue. Leukemic cells look different than normal cells and do not function properly.
Term
lymphocytic leukemia
Definition
type of leukemia in which the cancer develops in the lymphocytes (lymphoid cells).
Term
Lymphocytes
Definition
part of the lymphatic system; white blood cells that fight infection and disease.
Term
megaloblastic anemia
Definition
a rare blood disorder caused by a deficiency of either folate (a B vitamin) or Vitamin B-12, resulting in an inadequate amount of red blood cells produced.
Term
myelogenous leukemia
Definition
a type of leukemia in which the cancer develops in the granulocytes or monocytes (myeloid cells).
Term
myeloproliferative disorders
Definition
- diseases in which the bone marrow produces too many of one of the three types of blood cells: red blood cells, which carry oxygen to all the tissues in the body; white blood cells, which fight infection; and platelets, which makes blood clot.
Term
non-Hodgkin's lymphoma
Definition
a type of lymphoma, a cancer in the lymphatic system; causes the cells in the lymphatic system to abnormally reproduce, eventually causing tumors to grow. Non-Hodgkin's lymphoma cells can also spread to other organs.
Term
Pernicious anemia
Definition
a type of megaloblastic anemia in which the body does not absorb enough Vitamin B-12 from the digestive tract.
Term
petechia
Definition
tiny red dots under the skin that are the result of very small bleeds.
Term
plateletpheresis
Definition
a procedure to remove extra platelets from the blood.
Term
platelets
Definition
cells found in the blood that are needed to control bleeding; often used in the treatment of leukemia and other forms of cancer.
Term
pluripotent stem cell
Definition
the most primitive, undeveloped blood cell.
Term
polycythemia vera
Definition
blood disorder where there is an increase in all blood cells, particularly red blood cells.
Term
polycythemia vera
Definition
blood disorder where there is an increase in all blood cells, particularly red blood cells.
Term
sickle cell anemia
Definition
an inherited blood disorder characterized by defective hemoglobin.
Term
stem cells
Definition
the blood cells that produce other blood cells. It is the stem cells that are needed in bone marrow transplantation
Term
thalassemia
Definition
an inherited blood disorder in which the chains of the hemoglobin (a type of protein in red blood cells that carries oxygen to the tissues) molecule are abnormal; alpha thalassemia is where a mutation occurs in the alpha chain, while beta thalassemia is where the mutation occurs in the beta chain; signs and symptoms of thalassemias vary from mild (little to no symptoms) to severe (life threatening).
Term
thrombosis
Definition
excess clotting which obstructs veins (venous thrombosis) and arteries (arterial thrombosis).
Term
transferrin saturation test (TS)
Definition
a type of iron study (blood test) that measures the percentage of transferrin and other mobile, iron-binding proteins saturated with iron.
Term
ultrasound (Also called sonography.)
Definition
a diagnostic imaging technique which uses high-frequency sound waves and a computer to create images of blood vessels, tissues, and organs. Ultrasounds are used to view internal organs as they function, and to assess blood flow through various vessels.
Term
umbilical cord blood transplant
Definition
a procedure in which stem cells are taken from an umbilical cord immediately after delivery of an infant.
Term
white blood cells
Definition
blood cells involved in the destruction of viruses, bacteria, and fungi.
Term
What are the normal values for CSF pressure, WBC count, protein, glucose?
Definition
pressure= <20 cm H20
WBC count= 0-5 cells/microL
protein= 15-45 mg/dL (up to 70 in kids and elderly)
glucose= 50-75 mg/dL or 60-70% of blood glucose
Term
What is the average prothrombin time?
Definition
9.5-13.8 sec
Term
what is the average PTT?
Definition
60-70 sec
-APTT= 30-40 sec
Term
What is the average INR?
Definition
0.8-1.2
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