Term
An abnormally low number of circulating RBCs, low Hemoglobin or both is known as: |
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Definition
what happens to the cell characteristics during anemia |
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The underlying cause of anemia is also call the |
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Name an example of an anemia from an "acute blood loss" reason? |
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Definition
Loss of a leg Surgical Trauma |
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Name a chronic blood loss cause of anemia: |
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Definition
Women with menopause or someone with cancer |
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Low RBC production is caused by 2 leading reasons: |
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Definition
Bad diet and Bone Marrow failure |
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Why would a person with renal disease have anemia? |
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Definition
Because erythropoeitin from the kidneys is not being produced to stimulate RBC production |
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What type of blood cell are the most abundant in the body? |
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These are bi-concave shaped: |
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What gives blood its red color? |
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Definition
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Where does erythropoeisis begin? |
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Definition
In the red bone marrow and completed in the blood or the spleen |
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How long does RBC production take? |
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What physical condition stimulates RBC production: |
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An RBC lives about how long? |
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From stemcell to RBC, how long does it take? And what precipitates this process? |
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3-5 days hypoxia stimulates RBC production |
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Term
When RBCs are destroyed, what two things get recycled? |
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When RBCs are destroyed, they are lysed where in the body? |
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Definition
Spleen, Liver, Bone Marrow and Lymph Nodes |
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Destoyed RBCs are converted into what substance? |
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Definition
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Name 5 effects of aging regarding RBCs: |
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Definition
1. RBC production is slower 2. Iron deficiency is common 3. Lower Plasma levels 4. Less Effective immune system 5. Automimmune disorders become more common (LOW:RBCprod-Iron-Plasma-Immune- & more auto immune disorders) |
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What determines and tells the kidneys to produces Erythropoeitin to stimulate RBC production? |
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Definition
Hypoxia in the Brain, causes the brain to send the message to the kidneys |
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WHere again is RBC destruction usually? |
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Definition
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The following lab test Hb/Hct shows HIGH or LOW values when anemia is present? |
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Definition
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Anemia Signs & Symptoms: SPOON SHAPED NAILS What type of anemia is this associated with? |
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Sickle Cell is associated with what population? |
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Whats the normal lab value range for: RBC |
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Definition
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Whats the normal lab value range for: HGB |
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Definition
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Whats the normal lab value range for: HCT |
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Definition
38 - 49 (38 Special sings for the San Francisco 49-ers) |
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Whats the normal lab value range for: RDW |
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Definition
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Whats the normal lab value range for: PLT |
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Definition
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Whats the normal lab value range for: WBC |
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Red Blood Cell Distribution Width. (a wide width indicates an immature RBC/reticulocyte, and a smaller width means its mature!) |
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HGB stands for/indicates what? |
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Definition
Indicates the amount of 02 carrying capacity of a heme unit |
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RBC lab test stands for what? |
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Definition
Actual # of RBCs in the blood |
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Definition
Mean Corpuscular Heme Concentration |
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A higher than normal ESR signifies what? |
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Definition
clumping of RBCs, meaning faster sinking.... this means infection and disease state b/c protiens bind to the RBCs and they clump and sink fast. |
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In coagulation studies, what drug impacts PTT test? |
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Definition
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In coagulation studies, what drug impacts PT test? |
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INR means Int'l Normalized Ratio... what are normal INR readings? |
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Definition
Normal person: 1 Person on coagulants: 2 to 3 Person with atrial problems: 3 to 4 (an INR is always ordered with a PT test) |
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Definition
It confirms presence of FSP (Fibrin Split Products) Normal D-dimer = <250 ug/L If its higher, you got pulmonary embolism, intravascular diseas, thrombosis, neoplastic disease or Pregnancy. |
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Term
What does LOW HCT mean? i.e. Causes of |
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Definition
Anemia Hemodilution Massive Blood Loss |
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What does HIGH HCT mean? i.e. Causes of |
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Definition
POLYCYTOTHEMIA HEMOCONCENTRATION (can be from dehydration or blood loss) |
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An increased platelet count over 450 means what? |
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Definition
THROMOBOCYTOSIS (can result from hemorrhage, cancer, anemia or inflammation) |
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What does LOW Hb (Hgb) mean? i.e. Causes of |
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Definition
If Low, anemia, hemorrhage or fluid retention (caused by hemodilution) |
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Term
What does HIGH Hb (Hgb) mean? i.e. Causes of |
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Definition
If elevated over that 17.4 cap, then it suggests Hemoconcentration from POLYCYTHEMIA or DEHYDRATION |
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What is Hb interference?? |
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Definition
They're very high white blood cells counts that resist lysys, falsely elevating Hb values. |
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What does LOW RBC mean below 4.2 to 5.14? i.e. Causes of |
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Definition
Anemia, fluid overload, or hemorrhage |
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What does HIGH RBC mean OVER 4.2 to 5.14? i.e. Causes of |
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Definition
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Red Cell indices (aka erythrocyte indices) provied important informatino about Hb concentration, weight and size of an average RBC. Name the 3 indice and descriptions: |
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Definition
MCV - ratio of HCT to RBC indicating RBC avg size MCH - ratio Hb weight to RBC count, indicates avg RBC weight MCHC - conc of hb in 100ml packed RBCs |
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Term
MCV range is 82 - 98 MCH range is 26 - 46 MCHC range is 31 - 37 |
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Definition
If LOW MCV or MCHC, means microcytic, hypochromic anemias caused by low iron, thalassemia, or b6 anemia If HIGH, macrocytic anemia caused by FOLIC or B12 deficiency. |
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Term
INR (int'l normalized ratio) does what? |
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Definition
can indicate cirrhosis, hepatitis, Vit K deficiency, anticoagulation problems, or massive blood transfusion |
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PROTHROMBIN time that is slower than the 10-14 second range may indicate what? |
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Definition
hepatic disease or deficiencies in factors 5,7,VIII, or means they're taking thinners |
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Term
Of the anemias, which is the most common form of anemia? |
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Definition
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Term
When the body breaks down RBCs too fast, this type of anemia is called |
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Definition
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Term
3 anemias caused by DECREASED erythrocyte production: |
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Definition
Iron deficient, Thalassemia and Sideroblastic |
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Term
Anemias from poor DNA synthesis can lead to megaoblastic anemias.... examples are: |
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Definition
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T/F: 30% of the world, and 5-10% of the "over-45" US population have Iron-deficiency anemia |
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Definition
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Lack of erythrocyte-producion building blocks results in _________ anemias. |
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Definition
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1 mg of Iron is lost daily thru feces, sweat & urine... TRUE/FALSE |
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Definition
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Pregnant women lose 2mg per day. Menstrating women lose 1.5 per day. Of what? |
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Definition
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Iron absorption occurs in what part of the body? |
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Definition
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Cobalamin and Folic acid's role in Erythropoiesis is? |
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Definition
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Iron and Vitamin B6's role in Erythropoiesis is? |
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Definition
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Amino acid's role in Erythropoiesis is? |
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Definition
Synthesis of nucleoproteins |
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Term
Vitamin C's role in Erythropoiesis is? |
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Definition
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In IRON-deficient anemia, the most common findings is/are: |
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Definition
PALLOR & GLOSSITIS (also chelitis- inflamed lips) |
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Term
The best time to take iron supplements is when? |
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Definition
1 hour before meals when the duodenal mucosa is MOST acidic |
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Term
Whats a concern regarding liquid iron supplements? |
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Definition
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Term
3 side effects of iron ingestion are: |
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Definition
heartburn, constipation, diarrhea (give patients stool softeners ALONG with iron) |
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Definition
Total Iron Binding Capacity |
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Term
What a nurse needs to know about iron injections: |
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Definition
2ml max per injection 19-20 guage needle 2-3" length give in upper outer quadrant of buttocks Z-TRACK it! Speed of injection: 1 ml/min (if IV, saline flush the line after) |
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Term
Which anemias are considered NORMOCYTIC and NORMOCHROMIC? (hint: means normal size and normal color) Mainly, what are the causes of loss of NORMO RBCs? |
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Definition
Blood loss Hemolysis Kidney disease Cancers Refractory Anemia Aplastic Anemia Sickle Cell Pregnancy |
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You have anemia and your RBCs are MACROCYTIC and NORMOCHROMIC.... what causes this? |
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Definition
Low B12, Low FOLIC, liver disease, and post splenectomy |
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You have anemia and your RBCs are MICROCYTIC and HYPOCHROMIC.... what causes this? |
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Definition
Low IRON, Thalassemia and Lead Poisoning |
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Term
Thalassemia minor and major... whats the difference? |
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Definition
The patient has ONE Thalassemia gene in MINOR, they have TWO in MAJOR |
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Term
Thalassemia symtoms develop in childhood and the #1 signs are |
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Definition
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Term
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Definition
Iron Overloading (comes from too many transfusions and is corrected with Desferal, a chelating agent thta binds to iron) |
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Term
Thalassemia patients should take Zinc & Vit C... why? |
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Definition
Chelation therapy for the hemochromatosis (iron overloading) using IV deferoxamine makes you lose C and Zinc |
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Term
In Sickle Cell, if both parents have the trait, what % in the child is the chance of having that trait? Also how about the % for disease? |
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Definition
25% of disease.... 25% of no disease or trait 50% of carrying the trait! |
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Term
Unused Blood should be returned to the lab in 30 minutes or less. What increments of time to check blood transfusions? |
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Definition
at 5 minutes, 15, 30, 45, etc |
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Term
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Definition
Excess amounts of the protein part of hemoglobin which the kidney has to filter.. you pee red color. |
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Blood tranfusion Administration rules: What 3 things do you do, and whats the rule of double checking? |
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Definition
Has to be checked by 2 nurses 1. check ID of client 2. correct ABO and RH factor 3. Not expired blood |
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Term
Blood should tranfuse over how many hours? |
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Definition
2-3 hours Anything after 4, the blood can spoil. |
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Term
Complications of Blood Administration are? |
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Definition
Fever Rash Hemolytic Reaction Anaphylactic Reaction (life threatening) Circulatory Overload |
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If you detect a fever, chills or chest pain, or low BP during blood administration, what should you do? |
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Definition
Stop transfusion, call MD, treat symptoms, and resume once comfortable. |
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Term
If you get an urticarial reaction during blood transfusion, what should you do? |
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Definition
Stop transfusion, treat symptoms with BENADRYL, Call MD, and resume once comfortable. |
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Term
During a transfusion, what do you do if you get a hemolytic reaction? (hint: manifested by back & chest pain, fever, SOB, and IMPENDING DOOM) |
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Definition
This is a fatal reaction due to imcompatible blood. RBCs are going to war! STOP INFUSION an Call MD Keep vien open with NS |
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Term
During a transfusion, what do you do if you get a Anaphylactic reaction? (hint: allergic reaction) |
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Definition
Its an allergic reaction to immunoglobulins, which happens IMMEDIATLY upon infusion. You'll see GI cramping, vomiting and diarrhea MAIN ISSUE: Cardiopulmonary Arrest. BEGIN CPR |
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During a blood transfusion, what do you do if you have circulatory overload? And what causes it? |
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Definition
Its caused by too much too fast! STOP INFUSION, Call MD Prepare to give diuretics to quell chest pains, cough, FROTHY sputum, crackles and wheezes and increased HR RESUME infusion later and MUCH SLOWER |
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Term
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Definition
Its an autosomal recessive disease causing over-absorption of IRON, too much in the tissues. Common in northern Europeans. |
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Term
Hepatomegaly, Diabetes, Bronzing skin color, Arthritis, Cardiomyopathy and "tiny balls" are manifestations of? |
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Definition
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Term
Hemochromatosis is treated how? |
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Definition
You take out 500ml of blood weekly for 2-3 years. |
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Term
POLYCYTHEMIA is what? What types are there? |
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Definition
Excess RBCs (or an HCT over 55) REALLY THICK BLOOD that causes CLOTS Types: Primary - 40-70yo Jewish men (Vera) Secondary - elevated erythropoeitin levels |
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Term
What would cause 2ndary Polycythemia? |
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Definition
Hypoxia signals brain to tell kidneys to produce more erythropoeitin Usually high altitudes, smoking, or lung disease is the environmental cause |
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Definition
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Definition
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In Polycythemia, the 3 diagnostic tests are: |
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Definition
D-dimer (to find clots) Hyperuricemia (high uric acid d/t RBC lysis) High HGB and HCT in proportion to the RBCs |
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Term
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Definition
Headaches, blurred vision, weakness, vertigo,pruritis, pain, Plethora, wieghtloss, thrombotic episodes and Splenomegaly (vera type) |
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Term
Worst case complications from polycythemia are: |
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Definition
Stroke, HA, DVT, Embolism, Ulcers, Gout, and Bleeding and Bruising |
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Term
How is polycythemia treated? |
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Definition
Periodic phlebotomy (blood reduction), low dose aspirin, and HYDREA (a myelsuppressive agent) |
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Term
Whats that drug for POLYCYTHEMIA treatment again? |
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Definition
HYDREA- a myelsuppressive agent |
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Term
Nursing care for POLYCYTHEMIA includes: |
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Definition
Give small meals, Monitor bleeding Low Sodium, Low Iron, HIGH CALORIE diet Fluids (3 litres per day) |
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Term
PLATELET DISORDERS: What are unique to cell fragments? |
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Definition
They dont have a nucleus and can not replicate |
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Term
PLATELET DISORDERS: What is the normal amount of platelets? |
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Definition
250,000 to 400,000 per ML (think a $250-$400 plate dinner) |
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Term
PLATELET DISORDERS: Life of a platelet? |
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Definition
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PLATELET DISORDERS: What are the 5 stages of HEMOSTASIS? |
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Definition
1. Vessel Spasm 2. Platelet Plug Formation 3. Coagulation 4. Clot retraction 5. Clot dissolution (think VP CCC -vice pres of craven community college) |
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Term
PLATELET DISORDERS: Thrombocytopenia is what? And what is the # lab range indicating this? |
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Definition
Its LOW PLATELET COUNT Anything less than 150,000 per ml |
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Term
PLATELET DISORDERS: Thrombocytopenia is due to what 3 causes? |
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Definition
1. Decreased production 2. Increased amount in spleen 3. Accelerated destruction (aint makin 'em fast enough, spleens hoggin 'em, and they be getting blown up faster) |
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Term
PLATELET DISORDERS: 3 Types of Thrombocytopenia |
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Definition
1. Immune T. Purpura 2. Thrombotic T. Purpura 3. Heparin-induced T. and Thrombosis |
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Term
PLATELET DISORDERS: Thrombocytopenia S&S? |
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Definition
Bleedin' Petichiae Purpura Ecchymoses After injection, they keep bleedin' Internal Bleeding |
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Term
PLATELET DISORDERS: Thrombocytopenia Diagnostic tests: |
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Definition
PT, PTT and INR and takin a peek at the platelet count under a microscope Low H&H, Low RBC too... cause if they're Bleedin' a lot 'cause of no platelets, then this will follow. |
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Term
PLATELET DISORDERS: Thrombocytopenia medical treatment includes: |
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Definition
Chemo, Steroids, IV Immunoglobulins and a Splenectomy And Transfusions of Blood, PLatelets and Vitamin K |
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Term
PLATELET DISORDERS: Thrombocytopenia nursing interventions... name a couple..... |
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Definition
Bleeding precautions Teach S&S of bruising Avoid trauma and ASA drugs Limit activities during episodes |
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Term
PLATELET DISORDERS: With Thrombocytopenia, S&S of bleeding are: |
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Definition
BLACK tarry stools BLOOD in urine Petechiae Bruise easily Bleeding nose and gums PAINFUL JOINTS |
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Term
PLATELET DISORDERS: HEMOPHILIA is a rare inherited disorder of low levels of one missing clotting factor. Name the 3 different Hemophilia types?
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Definition
Type A Type B VonWillebrand's disease (A Big Willebrand) |
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Term
PLATELET DISORDERS: In Hemophilia TYPE A, what is the missing factor? |
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Definition
Factor VIII (think Factor Aight) |
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PLATELET DISORDERS: In Hemophilia TYPE B, what is the missing factor? |
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Definition
Factor IX (think Factor Bix) makes no sense but you'll remember it! |
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Term
PLATELET DISORDERS: In Hemophilia TYPE VonWillebrand, what is the missing factor? |
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Definition
Factor vW (think: Mr. VonnWillebrand drives a VW) |
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PLATELET DISORDERS: In Hemophilia, what are the manefestations? |
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Definition
Hemathrosis (blood in the joints) Bruising Bleeding Pain or paralysis |
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Term
PLATELET DISORDERS: With Hemophilia, what diagnostic tests are used? |
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Definition
PT Thrombin time Platelet count PTT Bleeding time Factor assays (so... PT&PTT, clot&bleed time, Factor tests) |
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PLATELET DISORDERS: How is Hemophilia treated? |
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Definition
You marry outside of the British Royal family. OR Give Clotting Factor & Desmopressin Acetate too raise levels during surgeries |
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Term
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Definition
Major Trauma, Cancer, or pretty much any overwhelming infection, even snakebite. When you have something major, it releases thrombin and "unrestricted clotting". When you used all the clot factors up... YOU DEAD! |
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Term
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Definition
Petechiae & Purpura Ecchymosis Joint Pain Bleeding from puncture sites, mucosa, & GI tract |
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Term
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Definition
N/V SOB Oliguria (low urine output) Muscle & Back Pain Shock, Convulsions, Coma Bright light at the end of a tunnel lined with dead relatives |
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Term
When assessing a patients nutritional-metabolic pattern related to hematologic health, the nurse should check for |
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Definition
Skin texture & color... i.e. petichiae |
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Term
During a transfusion, the nurse should have someone take over her other patients for how many minutes? |
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Definition
15 minutes, by nursing procedure. |
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Term
What solution does a nurse prime blood tubing with prior to transfusion? |
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Definition
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Term
Fresh Plasma should infuse how fast and for how long? |
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Definition
As fast as patient can tolerate and within 2 hours of thawing |
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Term
Infuse blood at what speed maximum during the first 15 minutes of transfusion? |
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Definition
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Term
In the emergency room with a sickle cell patient, which of the following is priority to control the sickling process? 02 IV fluids Morphine Acetamenophen |
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Definition
IV fluids! Because once in crisis, 02 cant control it. Its better for pending crisis. |
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Term
Are Iron Supplements acceptable for Sickle Cell patients? |
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Definition
Its not necessary or needed. |
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Term
A patient asks what they can take to decrease or cure Sickle Cell Disease.... Which of the following can do this? a) Hemodialysis b) Hydroyurea (Hydrea) c) Hemopoetic Stem Cell Transplantation (HSCT) d) Frequent Blood Transfusion |
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Definition
b) Hydroyurea (Hydrea) c) Hemopoetic Stem Cell Transplantation (HSCT) The others dont cure, they just treat the complications of sickle cell episodes. |
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Term
Iron stored in the body is in the form of __________ and ___________ |
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Definition
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