Gestational onset Flashcards

0
Q

Threatened abortion?

A

Unexplained bleeding ( sometimes days)
Without cervical dilation
BACK ACHE

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1
Q

During 1st and 2nd trimester what is the main cause of bleeding?

A

Abortion

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2
Q

Imminent abortion?

A

Ruptured membranes
Cervical dilation
Increased bleeding

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3
Q

Incomplete abortion?

A
Embryo passes 
Placenta retained ( May require D&C)
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4
Q

Compete abortion?

A

All products of conception expelled

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5
Q

Missed abortion?

A

Fetus dies in utero, but not expelled
Brownish discharge
Decreased HCG levels
Confirmed by ultra sound

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6
Q

Ectopic pregnancy treatment?

A

Methotrexate (IM)

Monitor outp for pain, hCG titers

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7
Q

Gestational trophoblastic disease?

Treatment?

A

Placenta characterized by Hydropic (fluid filled) grape like clusters

Treatment: suction evacuation and curettage of uterusn

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8
Q

Hydatiform mole “Molar pregnancy”?

A

Less of pregnancy cause risk of developing choriocarcinoma from trophoblastic tissue.

  • follow up for CA
  • monitor hCG and for metastasis
  • curable if treated early
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9
Q

Gestational trophoblastic disease s/s?

A
Brown red bleeding
Anemia
Hyperemesis gravidarum **
Preeclampsia 
Absent FHR
Elevated hCG levels 
Low serum alpha-fetoprotein
(Diagnosis buy US)
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10
Q

Hyperemsis Gravidarum diagnosis?

A

Intractable vomiting
Dehydration
Ketonuria
Weight loss of 5% of pregnancy weight

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11
Q

Preeclampsia?

Eclampsia?

A

Increased BP after 20 weeks gestation accompanied by proteinuria ( encourage high protein diet)

Seizures

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12
Q

HELLP Syndrome?

associated with, sx, tx?

A

Hemolysis, Elevated Liver enzymes, Low Platelet count
-associated with preeclampsia
-Sx: (before 36wks) n/v, mailaise, flulike symptoms, epigastric pain
Tx: DELIVERY

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13
Q

Mild preeclampsia classifications?

A

BP of 140/90 on two occasions 6 hours apart @20 wks
Proteinuria (3oomg/L)
Edema ( weight gain >1.5 kg/mth) in 2nd trimester

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14
Q

Sever preeclampsia manifestations?

A
BP > 160/110 @ 20 wks
Proteinuria ( 3+ or higher)
Oliguria
Visual disturbance
EPIGASTRIC PAIN or RUQ
Elevated liver enzymes
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15
Q

When is childbirth considered in pt with preeclampsia?

A

After 34 weeks

16
Q

What is eclampsia and treatment?

A

Seizure or com associated with pregnancy

Magnesium Sulfate - bolus of 6g over 20-30 min

17
Q

Fetal reaction to seizure d/t eclampsia?

A

Bradycardia
Late decels
Decreased variability
Compensatory tachycardia

(Non-reassuring after 10-15 min consider birth)

18
Q

What can uncontrolled HTN in pregnant women cause?

A

Cerebral hemorrhage

19
Q

What is the intrapartum management of preeclampsia?

Postpartum?

A

Oxytocin and Mg Sulfate simultaneously
Narcotics for pain
Sims or lithotomy with wedge under R

POST: continue Mg sulfate for 24hrs
Anti hypertensives for BP 150/100
Usually improves rapidly

20
Q

Check deep tendon reflexes in women with eclampsia/ pre for what?

A

Clonus

Hyperreflexia (1+ and 2+ normal)

21
Q

What is considered chronic HTN?

A

BP 140/90 before pregnancy, before 20 wks, or persist 42 days following childbirth

22
Q

What is medication treatment for chronic HTN in pregnancy?

A

Methyldopa
Labetlol
( ACE Inhibitors contraindicated 2nd and 3rd trimester)
LIMIT SODIUM TO 2.4g

23
Q

What is considered a Gestational HTN?

A

Transient elevation without proteinuria, preeclampsia

24
Q

What is Kell (anti-K1) antibody in Rh alloimmunization?

A

Non RhD antibody which has an increasing incidences of alloimmunization

25
Q

What is Rh immune globulin?

A

Marks decrease in the presence of alloimmunization to the RhD antigen in pregnancy

26
Q

What is erythroblastosis fetalis?

A

Rh alloimmunization

Increased RBC production- presence of uncleared RBC s (erythroblast)

27
Q

What are fetal risk to Rh alloimmunization?

A

Fetal anemia : caused by hemolysis of maternal IgG antibodies

Hydrops fetalis- untreated anemia that leads to edema

Hyperbilirybinemia/ jaundice (neurological damage) due to RBC destruction

28
Q

When is Rhogam given?

A

At 28wks and sometimes after birth

29
Q

What does the Kleihauer-Betke (rosette) test determine?

A

The amount of RhD pos blood present in maternal circulation

Needed to determine how much Rh immune globulin to administer
-Up to 5 dowse can be given in 24hrs

30
Q

How do you achieve temporary passive immunity in mother with no titer who gave birth to Rh + fetus?

A

Rh immune globulin injection within 72hrs

31
Q

ABO Incompatibility?

A

Type O mother, with type A or B fetus
Causes hemolysis of RBC in fetus
Results in mild anemia in fetus
NOT TREATED ANTEPARTALLY

32
Q

Toxoplasmosis?

A

A whited through ingestion of undercooked meat, feline feces, and rarely through infected organ transplant.

1st trimester high rate of spontaneous abortion
Last monoth- Highest rate of fetal infection can cause retinochoroiditis if mild or convulsions and death of severe, survivors usually blind or deaf

33
Q

Rubella?

A

Immunize live virus prior to pregnancy/ postpartum

Fetal risks: IDD, cataracts, deafness, congenital heart defects

Elevated IgM antibody titer at birth

34
Q

CMV?

A

Most common infection in fetus

Found in urine, saliva, cervical mucus, breast milf, semen- ON ISOLATION

Dx by seroconversion

No tx : If mom is positive and no abx need C/S

35
Q

Herpes simplex Virus tx?

A

Antiviral therapy after 36wks gestation
Acyclovir
C/S

36
Q

Group B Strep (GBS)?

A

Found in lower GI and GU tract
Cause neonatal stillbirth
All women screened at 35/37 wks

37
Q

Human B19 Parovirus ?

A

Causes erythemia infectiosum 5th disease symptoms