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Title : Anemia in pregnancy
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Anemia in pregnancy

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Anemia in pregnancy

normal hematologic events associated pregnancy
-. During pregnancy there is a 36% increase in blood volume, the maximum is reached at 34 weeks of gestation
-. Plasma volume increases 47-50% and RBS increases the mass only 17% and peaks within
-. Not hemodilution on throughout pregnancy, and it peaks at 28 - 34 weeks
This dilution effect decreases Hb, HCT, and RBC count, causes no change in the MCV or MCH .

Definition:

- Hb below the lower limits of normal is not explained by the state of hydration
anemia during pregnancy 11 or 10.5 g / dl -.
- Anemia is defined as the reduction in total circulating red blood cells.
- 20 - 60% of prenatal patients find sometimes be anemic during pregnancy.
causes of anemia during pregnancy:

1- Acquired:

- iron deficiency anemia. - The anemia caused by acute blood loss. - Anemia of inflammation or neoplasia
- Anemia megaloblastic ..
- Acquired hemolytic anemia.
-. Aplastic anemia or hypoplastic

2- hereditary:

Thalassemia .-
hemoglobinopathies of sickle cell. -
Other hemoglobinopathies. -
. Hereditary- hemolytic anemia red blood cell disorders during pregnancy:

1- Decreased production of red blood cells.

-. Iron deficiency
- thalassemia.
- Chronic diseases.
- failure of the bone marrow.
- inflammation process.
- malignancy.
- Folate deficiency.
- Vit B12

2- Increase loss erythrocytes.

- hemolytic anemia.
- chemical toxicity.
- hemoglobinopathies. .
- Clinical Presentation

The symptoms caused by anemia are those resulting from:

. 1 - tissue hypoxia: fatigue, weakness, paleness and dyspnea
2 cardiovascular system tries to compensate for anemia: palpitations and tachycardia

3 - an underlying disease.

- Infection chronic -. the chronic kidney disease . - chronic liver disease
-. . Multiple pregnancy
Severe anemia is associated with: - Congestive heart failure.
- multiple organ failure.
-. Tissue hypoxia
(source)

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