Prenatal Care: Problem Flashcards

1
Q

Alcohol: Maternal effects in pregnancy

A

PEC, placental abruption, placenta previa, SAB, ectopic pregnancy, PROM

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2
Q

Alcohol: Fetal effects

A

-Fetal Alcohol Spectrum Disorders (FASDs) - physical intellectual, and behavioral disabilities that last a lifetime
-low birth weight and growth
-problems with heart, kidneys, other organs
-damage to parts of brain –> intellectual and behavioral disabilities like hyperactivity/attention problems

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3
Q

Screening Tools for alcohol

A

CAGE
- felt need to Cut down drinking?
- people Annoyed you by criticizing your drinking?
- felt bad or Guilty about drinking
- Needed any Eye-opener?

TWEAK
-Tolerance: how many drinks can you hold?
-Worried: have people been worried or complained about your drinking?
-Eye-openers: drink 1st thing in am
-Amnesia: black outs?
-Cut Down: need to cut down?

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4
Q

Smoking (Nicotine/Tobacco): Maternal effects

A

PEC, placental abruption, placenta previa, SAB, ectopic, PROM

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5
Q

Smoking (Nicotine/Tobacco): Infant effects

A

IUGR, PTB, small for gestational age
- RISK OF STILL BIRTH is 1.8-2.8 times greater in smokers (higher for heavier smokers)
-RISK OF STILLBIRTH is 2.1 times greater for women exposed to second hand smoke!

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6
Q

What is Neonatal Abstinence Syndrome (NAS)?

A

Infant goes through withdrawal at birth d/t opioids, barbituates, benzos
- severity of withdrawal symptoms depends on time of drug, quantity taken, length of abuse, GA at birth,

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7
Q

S/S of NAS?

A

blotchy skin coloring
diarrhea
excessive high-pitched cry
abnormal suckling reflex
increased muscle tone
irritability
fever
hyperactive reflexes
poor feeding
rapid breathing
seizures
sleep problems
slow weight gain
nasal congestion and sneezing
sweating
trembling
vomiting

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8
Q

General effects of drugs on infant

A

birth defects
low birth weight
PTB
small head circumference
SIDs

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9
Q

Marijuana

A

Safety of use not proven in pregnancy
avoid while planning, during and BFing
Not to be used for a nausea tx

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10
Q

Which drugs are stimulants

A

cocaine and meth

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11
Q

Stimulant effects on mother

A

migraines
seizures
PROM
Placental abruption
HTN crisis
SAB
PTL
METH: PEC, PTB, abruption

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12
Q

Stimulant effects on infant

A

Low birth weight
small head circumference
shorter length
irritability
hyperactivity
tremors
high-pitched cry
excessive sucking at birth
meth: increased emotional reactivity, anxiety and depression, withdrawn, cognitive problems

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13
Q

Ecstasy

A

Limited research: avoid
exposure in utero may cause learning, memory, motor problems

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14
Q

Heroin

A

passes through placenta to fetus
NAS

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15
Q

Goals for substance abuse in pregnancy

A

Ideal: stop
if can’t decrease quantity and # of substances

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16
Q

What does TORCH stand for?

A

Toxoplasmosis
Other (hep b, syphilis, varicella, parvo)
Rubella
Cytomegalovirus
Herpes (HSV)

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17
Q

Toxoplasmosis clinical manifestation

A

most infections are asymptomatic

18
Q

Toxoplasmosis effects on infant

A

10% of infected infants have damage resulting in lower IQ, deafness
can cause SAB, prematurity, IUGR

19
Q

Toxoplasmosis Labs/Diagnosis

A
  • Universal screening is not recommended, test immunocompromised/suspected infection
  • Detection of toxoplasma-specific immunoglobulin (IgG, IgM, IgA, IgE)
  • Dx: direct observation of parasite in stained tissue secretions, CSF, etc
    Toxoplasmosis is a protozoan
20
Q

Toxoplasmosis Tx

A

MFM
There are meds to give depending on GA

21
Q

How to prevent toxoplasmosis?

A

Fully cook meat to at least 145 F and poultry to 160 F
Do not drink or eat unpasteurized dairy
Avoid handling or changing cat litter because it is found in cat feces
Avoid drinking untreated water
Good hand-washing following gardening or wear gloves while gardening because soil might be contaminated with cat feces

22
Q

Syphilis

A
  • Screened routinely in 1st and 3rd trimesters
  • Crosses placenta: 80% of infants born to syphilis mom will have congential syphilis, risk of vertical transmission decreases with amount of time mom has had it
  • can cause: PTB, LBW, congenital malformation, hepatic abnormalities, ascites, hydrops, still birth, long bone involvement
23
Q

Varicella (chickenpox)

A
  • congenital varicella syndrome, greatest risk if infected in 1st 20 weeks
  • Maternal infection occurring from 6 days before to 2 days after delivery can be passed to newborn, causing serious infection (5% mortality)
  • Varicella infection causes varicella pna in 10-30% of pregnant adults
24
Q

Herpes Zoster (shingles)

A
  • secondary infection that poses little risk to mom or baby
25
Q

Varicella transmission

A

respiratory inhalation of virus particles, highly contagious

26
Q

Varicella clinical s/s

A

Rash: maculopapular rash that becomes vesicles, new vesicles continue for 3-4 days, crusted by 1 week
Prior to rash adults experience fever, malaise, myalgias, HA

27
Q

Maternal complications of varicella

A

Pneumonia, 14% maternal mortality

28
Q

Infant complications of varicella

A
  • PTL and PTB,
  • maternal varicella 5-6 days prior and 2 days after birth may result in neonatal infection, fatality can be as high as 30% (due to fetal exposure to virus without benefit of maternal antibodies)
    -worst time of exposure is in first 20 weeks GA: limb hypoplasia, cataracts, microcephaly, IUGR
29
Q

Treatment of Varicella for mom

A

Antiviral: IV acyclovir for severe maternal infection
Give VZIG as early as possible to mom is exposed and susceptible

30
Q

Treatment of Varicella exposure for baby

A

If infection in bother within 6 days prior to delivery: give varicella-zoster immunoglobulin (VZIG), prepare for tocolysis to delay delivery, give VZIG to infant
If infection in pregnant patient within 3 days pp give VZIG to infant

31
Q

Prevention of Varicella

A

Vaccination for all susceptible reproductive age women preconception (at least 4 weeks prior to pregnancy) or in postpartum period
VZIG ASAP if pregnant patient is exposed and susceptible

32
Q

Parvovirus B19 (Fifth Disease) Transmission

A

Through respiratory secretions such as saliva, sputum, nasal mucus (like when infected person coughs or sneezes
Through blood or blood products
Can be vertically transmitted to fetus

33
Q

Clinical Manifestation of Parvo

A

asymptomatic in about 20% of people
Healthy adults: mild rash and illness; slapped cheeks
Immunocompromised: reticular rash in trunk, painful swollen joints, severe anemia

34
Q

Complications of Parvo in fetus

A

SAB
Severe fetal anemia (failure of fetal RBC production, attacks RBC)
hydrops fetalis
stillbirth
heart failure

35
Q

Parvo screening

A

routine screening is not recommended

36
Q

What labs if suspect parvo infection/exposure

A

Parvo IgG, IgM
IgG + –> exposed prior/immune
IgM + and IgG neg –> active disease, no antibodies, 33% chance of hydrops/heart failure

37
Q

Parvo treatment for mother

A

no antiviral drug
can give acetaminophen if muscle/joint pain

38
Q

Parvo exposure management of fetus

A

Fetal u/s to evaluate for s/s of fetal anemia or hydrops fetalis
cord blood sampling to determine degree of fetal anemia
doppler studies to assess anemia risk

39
Q

Prevention of Parvo

A

No med or vaccine
Handwashing with soap and water
avoid touching eyes, nose, mouth
avoid contact with sick people

40
Q

Rubella Transmission

A

Direct contact with nasal or throat secretions of infected individual
Droplets spread through sneezing or coughing

41
Q

Clinical manifestation of Rubella

A

Discrete pinkish-red maculopapular rash, appears first on face, then trunk and extremities
May also have lymphadenophathy, fever, arthralgias
symptoms last 3 days