Antepartum 1 Flashcards
Wt gain if BMI < 19.8
28-40
Wt gain if BMI 20-26 normal
25-35
Wt gain if BMI 26-29 overweight
15-25
second trimester screening primarily detects what abnormalities
trisomy 18, 21 and neural tube defects
Wt gain if BMI >29 obese
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Who needs complete genetic evaluation?
>35, personal hx, prev hx, family hx, abnormal screening
What produces AFP
yolk sac then fetal liver
why is AFP elevated in maternal blood 7 reasons
“leaking” from neural tube defect ventral wall defect Oligo renal abnormalities Ectopic inaccurate EGA Malpositioned placenta
AFP levels are dependent on what maternal characteristics? 5
Gestational Age Race Maternal Age Weight Diabetes
AFP results > 2.5 MOM can indicate?
Neural tube defect omphalocele anencephaly
What MOM is used for AFP in diabetic mom?
2.0 MOM
Decreased AFP can indicate…
Trisomy 21
What are the 4 markers in a Quad Screen?
AFP Uncongugated Estriol hCG DIA (dimetric inhibin A)
Quad markers for Trisomy 21
- AFP down
- estriol down
- hCG up
Quad markers for Trisomy 18
- hCG down
- estriol down
- AFP down
Preferred method of estimated gest age for AFP
BPD by sono
Gest age for AFP/Quad screen
15-20 weeks
1 Reason for abnormal multiple marker screen?
error in EGA
Clinical follow up to an abnormal AFP/Quad screen?
Ultrasound Possible Amnio if US technology poor
Gest age for amnio?
15-16 weeks
Presence of what in amniotic fluid indicates a minimal risk of RDS in the newborn?
PG even when L/S is <2
Birth rate
The number of live births per 1000 population
Birth
The complete expulsion or extraction from the mother of a fetus after 20 weeks gestation or weighing 500gms or more.
Fertility rate
the number of live births per 1000 females aged 15-44
Live birth
the term used to record a birth whenever the newborn at or sometime after birth breathes spontaneously or shows any other sign of life such as a heartbeat or definite spontaneous movements of voluntary muscles
Stillbirth (fetal death)
the absence of signs of life at or after birth
Neonatal death
Early – death of a liveborn neonate during the first 7 days after birth Late – death after 7 days but before 29days
Infant death
All deaths of liveborn infants from birth to 12 months
Abortus/Abortion
A fetus or embryo removed or expelled from the uterus during the first half of gestation – 20 weeks or less / less than 500gms
Maternal mortality ratio
The number of maternal deaths that result from the reproductive process, per 100,000 live births. (known also as maternal mortality rate or maternal death rate)
Term
Neonate born after 37 completed weeks
Preterm
A neonate born before 37 completed weeks
post term
a neonate born after the completion of 42 weeks
SGA
Infants whose weights are below the 10th percentile for their gestational age
LGA
Infants whose weights are above the 90th percentile for their gestational age
Gravida
A woman who currently is pregnant or she has been in the past, irrespective of the pregnancy outcome
Para
A woman who has completed a pregnancy to 20 weeks or more Parity is the completion of the pregnancy, not how many fetuses were delivered
Primipara
A woman who has been delivered only once of a fetus or fetuses born alive or dead with an est gestation of 20 weeks or greater
Nullipara
A woman who has never completed a pregnancy beyond 20 weeks gestation
Multipara
A woman who has completed 2 or more pregnancies to 20 weeks or more
Parturient
Woman in labor – “bringing forth”; about to give birth
Advanced maternal age
35 or older at time of delivery
Lightening
The fetal head descends to or through the pelvic inlet
Folic Acid recommendations: normal
0.4mg (400mcg) daily
Folic Acid recommendations: high risk
4mg daily Rx only
Naegele’s rule
+7 days, - 3 months
3 Goals of preconception counseling
- Optimize the woman’s health
- Minimize risks to her and the fetus and improve pregnancy outcome
- Provide information necessary to make informed decisions about future reproduction
parameters for One hour glucose test
50gms <130 (140)
NAME THAT BONE
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COCCYX
NAME THAT BONE
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ILIAC CREST
NAME THAT BONE
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ISCHIAL SPINE
NAME THAT BONE
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ISCHIUM
NAME THAT BONE
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PUBIC ARCH
NAME THAT BONE
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PUBIC BONE
NAME THAT BONE
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SACRAL PROMONTORY
NAME THAT BONE
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SACRUM
NAME THAT BONE
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SYMPHYSIS PUBIS
IDENTIFY A
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TRUE CONJUGATE - 11CM
IDENTIFY B
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OBSTETRICAL CONJUGATE - 10CM
IDENTIFY C
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DIAGONAL CONJUGATE - 12CM
IDENTIFY D
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ANTERIOR/POSTERIOR DIAMETER OF THE MIDPELVIS - 11.5CM
Cessation of Menses - Presumptive, Probable or Positive sign of pregnancy?
Presumptive
Maternal perception - Presumptive, Probable or Positive sign of pregnancy
Presumptive
Breast Changes - Presumptive, Probable or Positive sign of pregnancy?
Presumptive
Nausea & Vomiting - Presumptive, Probable or Positive sign of pregnancy?
Presumptive
Perception of Fetal Movement - Presumptive, Probable or Positive sign of pregnancy?
Presumptive
Vaginal/Cervical changes - Presumptive, Probable or Positive sign of pregnancy?
Presumptive
Uterine size changes - Presumptive, Probable or Positive sign of pregnancy?
Probable
Enlargement of abdomen - Presumptive, Probable or Positive sign of pregnancy?
Probable
Fundal Height - Presumptive, Probable or Positive sign of pregnancy?
Probable
Palpation of Fetus - Presumptive, Probable or Positive sign of pregnancy?
Probable
Braxton Hicks Contractions - Presumptive, Probable or Positive sign of pregnancy?
Probable
Biochemical Markers - Presumptive, Probable or Positive sign of pregnancy?
Positive
Fetal Heart Tones - Presumptive, Probable or Positive sign of pregnancy?
Positive
Palpation of fetal movement on exam - Presumptive, Probable or Positive sign of pregnancy?
Positive
Ultrasound Visualization - Presumptive, Probable or Positive sign of pregnancy?
Positive
Platypelloid Pelvis
- Transversally wide, anteriorly wide
- flattened shape
- short sacrum that curves inwards, reducing the diameters of the lower pelvis
- reduced AP diameter
- problematic for birth
- < 3%
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Android Pelvis
- Female pelvis with masculine features
- wedge or heart shaped inlet
- prominent sacrum and triangular anterior segment
- reduced pelvic outelt causes birth problems
- 15-30% (more white women)
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Anthropoid Pelvis
- oval shape
- greater A/P diameter
- straight walls
- small pubic arch, large sacrosciatic notches
- deep non-obstructed pelvis
- 25-50% (more non-white)
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- Gynacoid Pelvis
- Normal female Pelvis
- Inlet is oval with greater transverse diameter or round
- Interior walls are straight
- suprapubic arch is wide
- sarum shows averave backward inclination
- greater sciatic notch is well rounded
- well proportioned and accommodates birth
- 50 % of women
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Sensitivity
proportion of actual positives which are correctly identified as such
Rules IN
Specificity
proportion of negatives which are correctly identified as such
rules OUT
Cultural Competence - Level 1
Destructiveness
attitudes, policies and practices can be destructive to a culture.
Everyone should be mainstreamed
Cultural Competence - Level 2
Incapacity
Biased, authoritarian system lacks the capacity to facilitate growth in culturally diverse groups. Lack cultural awareness skills
The dominant group is racially superior
Cultural Competence Level 3
Blindness
“we are all human” approach wherein culture, ethnicity and race make no difference in how services are provided
Cultural Competence - Level 4
Pre-competence
“cultural sensitivity” – there is a desire and attempt made to deliver services in a manner respectful of cultural diversity. There is awareness about the set of norms, value and beliefs associated with a particular group and how these affect group interactions and experiences.
Cultural Competence - Level 5
Competence
Acceptance of and respect for cultural norms, patterns, beliefs and differences. Individuals accept the influence of their own culture in relation to other cultures and are willing to examine components of cross-culture interactions.
Cultural Competence - Level 6
Proficiency
These individuals more beyond accepting, appreciating and accommodating cultural differences to developing skills to interact in culturally diverse settings. Motivated to develop culturally therapeutic approaches and hiring staff who are specialists in cultural competence.
What can hCG tell you?
- viability
- intrauterine implantation
- gestational age
especially when 2 values are under 10,000 and rise appropriately
Unsafe Herbs
Abortifacients (4)
- Rue
- Tansy
- Pennyroyal
- High Vit C combined with Rose Hips
Unsafe Herbs
Teratogens ( 3)
- Caffeine infusions
- Excess Sucrose
- Quinine
Herbs
Hormones
Uterine & Nervous System Stimulants (2)
- Blue/Black Cohosh prior to Term
- Ma Huang or Chinese Ephedra
Herbs
Hormone Producing Effects
Estrogens
- Licorice
- Black Cohosh
- Dong quai
Herbs
Hormonal Effects
Progesteronic
- Chaste tree berry
- Wild Yam
Toxic Herbs (9)
- Chaparral
- Germander
- Jin Bu Haun
- Lobelia
- Ma Huang
- Stephania
- Magnolia
- Yohimbe
Recommended Herbs (11)
- Red Raspberry leaf
- Evening Primrose Oil
- Peppermint
- Cohosh: Blue & Black
- Ginger Root
- Nettles
- Alfalfa
- Chamomile Tea
- Comfy
- Dandelion Root
- Echinacea