PREGNANCY Flashcards
Hep A, Hep B, influenza inactivated), meningococcal, polio, tetanus Tdap (only in 3rd trimester)
Immunizations in pregnancy
Oral polio, HPV, flu mist (influenza), MMR (no pregnancy attempt after 28 days of rubella vaccine), Varicella zoster 3 months
Contraindicated Immunizations in pregnancy
Penicillin’s, cephalosporins, macrolides, and nitrofurantoin (not on patients with glucose 6 phosphate deficiency)
Safe Abx in pregnancy
ARBS, ACEI, Fluoroquinolone, tetracyclines NSAIDS, Sulfa,
Not 100 % safe in pregnancy
PLUS 9 months add 7 days
Naegles rule
primigravida in third trimester, multipara, >35 years old, sudden onset recurrent headaches, blurred vision, pitting edema, weight gain, RUQ pain, shoulder pain, lower back pain, hyperreflexia, decrease in urine output, BP elevated, N/V, occurs after 20 weeks pregnancy induced hypertensive condition, resolves after pregnancy
Preeclampsia
HTN, proteinuria, and edema
Preeclampsia Dx
- hospitalization
- antihypertensive medications- methyldopa/aldomet, CCB, labetalol
- bedrest, laying on left side recumbent position off of vena cava, seizure precautions, balance diet high intake of protein low salt, antihypertensive, education, only CURE deliver fetus, refer to OB
Preeclampsia Tx
Seizures or coma in patient with previous preeclampsia
Eclampsia
Caused by idiopathic, PID, IUD, estrogen/progesterone
Ectopic pregnancy
- 50% no known risk factor,
>35 years of age, nonwhite females, PID, endometriosis, previous ectopic pregnancy, IUD, pelvic or tubal surgery, cigarette smoking, infertility, invitro fertilization, leading cause of death for women in first trimester
Ectopic pregnancy - High risk
Vaginal bleeding, cramping without cervical dilation
Threatened abortion
Vaginal bleeding, cramping with cervical dilation
Inevitable abortion
Moderate to diffuse bleeding, passage of tissue, uterine
contractions
Incomplete abortion
Produced by placenta
Hcg in urine pregnancy test
Produced by fetal liver
Alpha feta proteins
91% effective, estrogen/progestrin disadvantages- pill daily,
thrombophlebitis/embolism, liver adenomas, stroke, gall bladder disease, no std protection, NO smoking may result in cardiovascular side effect, contraindicated in <6- week post-partum, breast cancer,
Oral contraceptives
91% effective, estrogen/progestrin, disadvantages same as above, patch may fall off and must be reapplied, patch once a week
Contraceptive patch
91% effective estrogen/progastrin, insert day after menses, disadvantages- uncomfortable inserting, ring falls out for less than 3 hours, rinse off and reinsert,
Contraceptive vaginal ring
91% effective, disadvantages taken daily, chance of ectopic pregnancy,
Progestin oral
94% effective, injectable progestin for 13 weeks, disadvantage is bone loss,
fertility may not return for 1 year,
Deprovera
99% effective, placed subcutaneously in upper arm and releases hormones for 3 years, quick return to fertility, bleeding is side effect
Etonogestrel implant
Mirena, progesterone, 99.8% effective, disadvantages expel
intrauterine device, sepsis, cervical infection, ectopic pregnancy, infertility.
Intrauterine device
88% effective, spermicide, prevents stds, must be refitted, bladder infections, yeast infection, bacterial infection.
Diaphragm
plan B, take within 72 hours of unprotected sex or of 2 days of skipped birth control, take second pill 12 hours later, rule out preexisting pregnancy first
Morning after pill
3rd trimester, sudden onset of bleeding, contracted uterus, feels hard, painful, dark red colored vaginal bleeding.
Dx - CBC, PTT abdominal US and blood transfusion
Tx - baby must be delivered to save mothers life c section, refer to ED,
Placenta abrupto
smoking, cocaine use, no seatbelt, HTN
Placenta abrupto - risk factors
Abnormally implanted placenta, multipara in 2nd/3rd trimester new onset of painless bleeding, worsened by intercourse, blood is bright red, uterus is soft nontender, cervix is not dilated
Placenta previa
Bedrest, magnesium for cramping, vaginal or rectal insertion is contraindicated, if cervix is dilated or hemorrhaging, fetus must be delivered c section to save mothers life, refer to ED, no bimanual examinations, abdominal US only,
Placenta previa Tx
Palpation of fetus by provider, US and visualization of fetus, fetal heart tones 10 -12 doppler, 20 weeks stethoscope
Positive sign of pregnancy
- Goodell sign-cervical softening
- Chadwick sign- blue coloration of cervix/vagina,
- Hegar sign- softening of uterine isthmus
- Enlarged uterus,
- ballottement,
- Urine /serum pregnancy
- Beta HcG is in molar pregnancies and ovarian cancer
Probable signs
Quickening, amenorrhea, N/V, breast changes
Presumptive sign
Normal in pregnancy
S3 heart murmur
Due to high estrogen
Chloasma/meloasma
Screened for Tay sachs disease
Jews
GTPAL gravida-number of Prego’s, term-number carried past 37, preterm- number carried till 20 weeks, abortion- deliveries before 20, living- number of living children
Obstetric history
(prepregnant state) takes 6 weeks
Uterine involution
Give to all Rh-negative mothers at 28 weeks then 72 hours after delivery,
destruction of Rh positive fetal RBC’s presenting in mom’s circulatory system
RhoGam
Is used to test for autoimmune hemolytic anemia, positive direct coombs (infant) test means you have antibodies that act against your RBC’s, Indirect coombs test is for mother, coombs test can also tell us if there is high bilirubin watch for anemia and jaundice
Coombs test
High risk for developing type 2 diabetes, neural tube defects, congenital heart disease, birth trauma, eclampsia, Risk factors are previous pregnancy, obesity, ethnicity.
Gestational diabetes
- Screen at first visit or 24-28 weeks gestation
- 1st step is 75g OGTT (screening and diagnosis),
- 2nd step is 50 OGTT nonfasting (screening),
- if abnormal follow up with 100 OGTT (fasting)
Gestational diabetes Dx
Bluish coloration of cervix
Chadwick sign
Softening of cervix
Hegars sign
In first trimester is type 2 diabetic
Diabetes
High risk for pyelonephritis Dx - urine C&S, urine dipstick,
refer to ED if pyelonephritis
Tx - nitrofurantoin, Augmentin, cephalosporin, no sulfa
Asymptomatic bacteriuria
In pregnancy is 10x3 not normal 10x5
UTI
Weeks is above synthesis pubis
Fundus at 12
Weeks is between the synthesis pubis and umbilicus
Fundus at 16
Weeks is at the umbilicus
Fundus at 20
During breast feeding is normal but not clicking noises
Swallowing noises
Common in first 2 months, skin fissures on nipples, staph or MRSA pathogen, flu like symptoms malaise, adenopathy in the axilla of affected breast,
Dx - clinical diagnosis, CBC shows leukocytosis, Milk C4S, if severe refer to ED, prevent by frequent and complete emptying,
Tx - dicloxacillin or cephalosporin, if MRSA treat with Bactrim or macrolide
Breastfeeding mastitis