Anemia In Pregnancy Flashcards

1
Q

Most common cause of anemia in pregnancy ?

A

Iron difference due to increase in demand

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2
Q

Secondary causes of anemia are ?

A

Sickle cell anemia
Autoimmune hemolytic

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3
Q

Main 3 types of anemia in pregnancy

A

Microplastic -iron decency
Megaloblastic-due to folate and b12
Hemoglobinopathy -sickle cell

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4
Q

Anemia in pregnancy defined as

A

Hb less than 11-first trimester
Hb less than 10.5 -second and third
Hb less Han 10 -postpartum

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5
Q

General approach to anemic pregnant ?

A

-Preconception Hb monitoring
-keep in mind that ida is the most common cause of anemia
- treat he cause
-avoid post partum complication
-give proper contraception methods (progesterone containing )

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6
Q

The best contraception for sickle cell crisis ?

A

Progesterone containing

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7
Q

Common complication of anemia in pregnancy

A

1- decrease placenta weight
2-increase risk of miscarriage
3-increase risk of infertility
4- pulmanory complication
5- bone crisis
6-painful crisis
7- increase risk for cesarean section

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8
Q

Megaloblasic anemia ?

A

Impaired dna synthesis due to non infective erythropoiesis due to b12 and folate deficiency

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9
Q

Magaloplastic Progress and occurs at which trimester

A

Slow and common at 3 trimester

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10
Q

Symptoms of megaloblastic anemia ?

A

Weight loss
Anorexia
Bleeding (due to thrombocytopenia)
Glottises

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11
Q

Out comes in pregnancy ?

A

Preeclampsia
Placental abruption
Iugr
Neural tube defect

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12
Q

Labs for megaloblastic anemia

A

Blood smear
-Howell body
-hypersegmanted neutrophils
—macrocytic normochroic anemia
Erythrocyte folate level

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13
Q

Megaloblastic anemia treated by giving

A

B12 (im) cobalamine 1mg monthly
Flic acid 1 mg /day

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14
Q

Adult hemoglobin is made of

A

Hba1 - 2 alpha Chain and 2 beta chain

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15
Q

Thalassemia is

A

Deficiency in producing hba1 chains
(Deficiency in producing alpha and beta globin due to genetic mutations

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16
Q

Thalassemia inheritance type

A

Autosomal recessive

17
Q

Alpha thalassemia major effect on pregnancy

A

-incompatible with life
-sever anemia
-hydros fetalis
Polyhydrominus
-abnormal organogenesis

18
Q

Alpha major maternal risk ?

A

—preeclampsia
—placental abruption
—Gestational hypertension
—aph
—pph

19
Q

Hbh disease ?

A

It’s when 3 alpha genes are deletes
-splenomegaly
-worsen in pregnancy
-moderate hemolytic anemia

20
Q

Effect of b thalassemia trait ??

A

Mild anemia

21
Q

Beta major thalassemia ?

A

Increase risk of blood transfusion
Iugr
Risk of cs
Iron overload
Fetal hypoxia

22
Q

What is the sickle cell anemia ?

A

Sickle shape rbc due to autosomal recessive mutation

23
Q

Sickle cell is commo in which race ?

A

Middle East
African American

24
Q

The most commmon phenotype of sickle cell anemia ?

A

Homogenous (HBSS)

25
Q

The main feature of Hb ss is ?

A

Less soluble tend to distort rbc

26
Q

Why risk of sickle cell increase in pregnancy ?

A

Increase metabolic requirements
Hyper coagulable state
Vascular stasis

27
Q

Pathogenisis ?

A

Hemolytic anemia -extravascular hemolysis -chronic anemia -microvascular obstruction (vaso occlusive crisis

28
Q

Pregnant with sickle cell should be tested frequently foe ?

A

UTI
Blood pressure

29
Q

Complication of sickle cell ?

A

Iugr
Iufd
Preeclampsia
Preterm labor
Miscarriage

30
Q

Labs should. Done for sickle cells anemia?

A

Normocytic normochromic
Increase reticylocte count
Increase ldh
Decrease heptoglobin

31
Q

Sickle cell on blood smear

A

How’ll jolly body
Target cell
Sickle cell