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46 Cards in this Set
- Front
- Back
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What the cause of anemias?
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number of erythrocyte
quality of hemeoglobin volume of packed RBC blood loss impaired production of RBC increase destruction of RBC |
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What the function of RBC?
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Transport
protection regulation |
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What are s/s of anemia?
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Pallor (decrease blood flow and hemoglobin)
Jaundice (increase concentration of serum bilirubin) Pruritus - increase serum and skin bile salt concentration Fatigue, tachypnea, Increase HR due to maintain CO |
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What is the cause anemia in elder people?
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Chronic disease
nutritional deficies |
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What is the implementation for anemia?
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Fix the under cause of anemia
blood transfusion volume replacement - dextran or IV Oxygen therapy - hypoximia nutritional and lifestyle change Drug therapy - epogen |
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what cause decrease in RBC production?
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decrease production of hemoglobin
defective of DNA synthesis in RBC loss erythrocyte precursor |
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What type of Iron deficiency of anemia?
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decrease RBC production and hemoglobin synthesis
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What is the cause of Iron deficiency?
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Inadequate dietry intake
malabsorption - GI surgery Blood loss hemolysis |
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S/S of ID?
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pallor
glossitis cholitis paresthesia and burning sensation of tongue |
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what is the diagnostic studies in ID?
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Decrease: hb. hct, mvc, ferritin and bilirubin
Increase: MCH, MCHC, Reticulocyte, serum iron, TIBC Stool gauatic test endoscopy colonscopy bone marrow biospy |
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What is the collaboration of ID?
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Intake iron
nutritional therapy IRON supplement - oral or IV Drug therapy: ferrous sulfate/ ferrous glyconate. - Iron dextran, Na ferrous glyconate, iron sucrose = IV or IM Transfusion |
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What is the cause of thalassemia?
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Genetic disorder - abnormal Hemoglobin synthesis = decrease alpha and beta globin = decrease alpha and beta thalassemia
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What is the s/s of minor and major thalassemia?
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Minor: Microcytosis; hypochromia and asymptomatic
Major: life threatening; palor; symptomatic; physical and mental growth retarded; enlarge liver and spleen; jaundice |
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How can you treat thalassemia?
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minor: self adapt
major: blood transfusion and oral deferasious or IV deferoxamine Hepatitis C - due to cirrhosis and hepatocellular carcinomia = stem cell transplantion DO NOT GIVE IRON |
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What is the diagnostic test?
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Increase: MCV, serum Iron, Ferritin, bilirubin
Decrease: HB/HCT, reticulocyte |
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What type anemia of cobalamin?
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Megaloblastic anemia
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explain Intrinsic and extrinsic factor
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IF is protien that secret by the partial cell of gastric mucosa
For IF to be absorb it need EF to be absorpt at Ileum |
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What cause cobalamin?
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Pernicious anemia
gastrectomy chronic alcoholism hereditary enzyme deficiency nutritional deficiency |
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What the s/s of cobalamin?
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Weakness and muscle weakness
Paresthesia of feet and hand decrease vibratory and position senses ataxia impair thought process |
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What is the diagnostic test of cobalamin?
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large RBC
increase V. B12 normal serum folate schilling test - radio active see in urine |
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how can you treat colabamin?
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parenteral and intranasal cobalamin B12
1000mg IM for 2 week than weakly until hemacrati is normal and then monthly for life adequate dietry intake high dose oral/ sublingual for pt with GI intact |
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what is the cause of folic acid deficiency?
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malabsorption
alcoholism drug dietry deficiency hemodialysis anorexia |
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What is the s/s of folic acid d?
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beefy red tongue
absent neuro - no tingling or numbness big RBC size |
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What is the diagnostic test for folic acid
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normal V B 12
decrease in serum folate |
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How can you treat folic acid?
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replacement therapy: 1mg/daily PO
Malabsorption: 5mg/daily Eat green leaf and vegetable, meat and whole grain |
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what is the chronic disease of anemia?
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not enough RBC
Shortening of RBC survival |
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What is the cause of chronic disease?
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end stage renal disease
decrease erythrocytes chronic liver disease chronic inflammation chronic endocrine disease malignant tumor |
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What is the diagnostic finding for chronic disease?
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normocytic (shape) and normochronic (color)
increase serum ferritin and Iron stores normal folate and B12 |
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what is the collaboration of chronic disease?
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give epogen/ darbepoetin
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what is the cause of aplastic?
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RBC cant produce bone marrow or other organ
decrease in RBC, WBC, PLT |
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what is the s/s of aplastic?
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abrupt and gradual develop
fatigue and dyspnea Increase HR and MURMUR roaring ear dizziness impair thought process neutropenia - protect pt from us |
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What is the treatment of aplastic?
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stem cell transplant
immunosuppression therapy |
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When do you report to MD with patient have aplastic?
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100.4 degree
bleeding |
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what is the cause of acute blood loss?
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sudden hemorrhage due:
trauma complication surgery disruption of vascular irregulatory Type1: sudden reduction due to hypovolemic shock type2: acute loss gradual loss |
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What is the s/s of acute blood loss?
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hypoxia
internal hemorrhage - pain distention organ displacement nerve compression 10% blood loss = none 20% = no s/s; tachycardia w// exercise 30% = HTN and tachycardia w/ exercise 40% = decrease CO, HR, CVS 50% = hypovolemic shock |
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What is the treatment of acute blood loss?
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replacing blood volumen to preven shock
find where hemorrhage stop blood loss Correct RBC loss Give Iron supplement IV fluid: dextran or hetastarch, albumin, cyrstalord electrolyte |
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What cause sickle cell?
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Genetic disorder
Abnormal hemoglobin stiffen and take shape of sickle Low oxygen binding Hemoglobin S cause the stiffen and elongation in response to hypoxia INCURABLE DISEASE |
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What happen when oxygen is low in the blood?
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cause hypoxia/ deoxygenation of RBC due to viral and bacterial infection, high altitude, emotional, physical stress, surgery, blood loss
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What happen you hydration?
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decrease concentration of hydrogen ion = increase plasma osmolality and cause decrease plasma volume lead to low body temperature
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What happen to the sickle RBC?
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can't pass thru capillaries or small vessel lead to vascular occlusion cause acute/ chronic tissue damage
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what happen in sickle cell crisis
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painful, acute exacerbation of sickling cause a vaso-occlusion crisis
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When blood flow impair this cause?
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capillaries hypoxia = change membrane permeability = plasma loss, thrombi, hypoconcentration
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what happen when lack of oxygen?
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tissue ischemia, infarction and necrosis
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what is the cause of shock?
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life threatening
oxygen depletion of tissue lead to decrease fluid volume |
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What is the s/s of sickle cell anemia?
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pallor
gray jaundice gallstone pain w/ fever tenderness tachypnea HTN N/V |
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What test would you use for sickle cell?
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peripheral blood smear
sickling test decrease: Hb/hct reticulocyte increase: serum iron, bilirium x- ray MRI dropper |