Obstetrics Flashcards

(59 cards)

1
Q

What are the most common causes of maternal injury and death?

A
  • Excessive blood loss
  • Infection
  • High blood pressure
  • Unsafe abortion
  • Obstructed labour

Indirect causes such as
- Anaemia, malaria, and heart disease.

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2
Q

What is preconception Care?

A

The care a woman receives before she becomes pregnant

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3
Q

What are the benefits to preconception care?

A
  • Awareness of the importance of maximum health prior to conception, at the time of fertilisation, and during embryonic development can contribute to a successful pregnancy and birth.
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4
Q

Where do people go for preconception care advice?

A
  • Family planning
  • Gp
  • Primary Health Care
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5
Q

What does preconception care involve?

A
  • Blood type testing
  • Fertility testing
  • Haemoglobin testing
  • RH factor testing
  • Dietary information
  • Info and folic acid & vitamin supplementation
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6
Q

What preconception vitamins are important?

A

Folic acid and iodine

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7
Q

What is the average time it takes for a woman to get pregnant?

A

12 months

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8
Q

What are some causes of infertility?

A
  • Anovulation (Absence of ovulation)
  • Abnormal body weight
  • Abnormal exercise lebel
  • Cervical and vagiana problems
  • Poor nutrition
  • Uterine issues like endo
  • Tubal transport issues like pelvic inflammatory disease
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9
Q

What are early signs of pregnancy?

A
  • Amenorrhea
  • Abdominal bloating
  • Breast tenderness and growth
  • Increased urinary frequency/ urgency
  • Nausea or appetite changes
  • Tiredness
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10
Q

What are the only three positive signs of pregnancy?

A
  • Fetal heartbeat heard
  • Fetus visualized on ultrasound
  • Fetal movements felt
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11
Q

What is the recommended amount of weight to gain during pregnancy?

A

10-12kgs

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12
Q

Which group is particularly at nutritional risk during pregnacy?

A

Teenagers

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13
Q

How much fluid (water) should a pregnant woman consume each day?

A

9 cups

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14
Q

What can Listeria bacteria do to a fetus?

A

It can cause miscarriage, premature labour or stillbirth

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15
Q

What foods should pregnant people avoid

A
  • Alcohol
  • Cold cooked meats
  • Food w/ raw eggs
  • Cream or custard
  • Soft- serve ice cream
  • Processed meats
  • Raw milk
  • Raw, smoked, or precooked fish or seafood
  • Soft, unpasteurized cheeses
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16
Q

Why do they recommended supplement vit d for pregnant women

A

Researchers are saying that pregnant women are potentially deficient in vitamin D

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17
Q

What fetal bone condition is linked to low vit d?

A

Rickets.
A condition that causes bowed legs

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18
Q

What foods are rich in vitamin D

A
  • Fatty fish (salmon or tuna)
  • Shitake or portobello mushrooms
  • Beef liver
  • Eggs
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19
Q

Whats some advice for morning sickness?

A
  • Eat something before your get up
  • Anti nausea meds
  • Anti nausea bands
  • Small meals throughout the day
  • B6 vitamin
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20
Q

Advice for urinary frequency

A
  • Reduce directic intake (caffeine)
  • Pelvic floor exercises
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21
Q

Whats advice for bleeding gums?

A
  • Soft bristle toothbrush
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22
Q

Whats advice for constipation?

A
  • Drink more fluid and eat fresh fruit
  • Cannot take laxatives without consulting dr
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23
Q

Releif measures for odema

A
  • Elevate the feet and lie on the left side
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24
Q

Advice for heart burn

A

Avoid
- Fatty foods
- Chocolate
- Caffeine
- Citrus fruits/ juices
- Peppermint
- Milk

25
What are the risks of smoking during pregnancy?
Smoking thins placenta. Baby will likely have difficulty during childbirth as its oxygen is reduced Causes smaller babys
26
What two supplements are vital during pregnancy, and why?
Folic acid- Vital for development of neural tube and spinal cord Iodine- Supplementation during pregnancy and breastfeeding for brain development
27
What vitamin should women avoid in pregnancy?
Vitamin A
28
Why should you be cautious about long term use of anti nausea like metoclopramide?
Long term use of metoclopramide can cause tardive dyskinesia - a disorder with involuntary repetitive body movements
29
What are the 16 common danger signs of pregnancy
- Oedema - Persistent or frequent vomiting - Pain, swelling, warmth of redness at legs - Chill and fever - Reported alcohol or drug use - Vaginal bleeding - Decreased urine output - Increase or decrease in fetal movements - Abdominal pain - Blurred vision - CP - Rapid weight gain -Severe or persistent headaches - Signs of depression - Sudden loss of clear fluid from the vagina - Uterine cramping
30
What is an ectopic pregnancy?
An ectopic pregnancy is a pregnancy that establishes in an abnormal position. Any fertilised ovum implants anywhere other than the endometrial lining
31
What are the serious affects of ectopic pregnancy?
Risk of - Hemorrhage (Internal or external) - Shock - Death can be a result of delayed treatment
32
What is the outcome for the embryo when the pregnancy is ectopic?
All ectopic pregnancies and not viable, and therefore the embryo is lost.
33
How does ectopic pregnancy affect fertility?
Ectopic pregnancy is the leading cause of infertility due to removal or surgical scarring of fallopian tubes and/or ovaries. Only about 60% of women are able to conceive afterwards, and of these, roughly 40% are ectopic, each subsequent one potentially reducing fertility further. If early diagnosis occurs, and the right management happens, fertility may not be significantly affected.
34
How common is hypertension in pregnancy?
Hypertension is the most common medical problem encountered during pregnancy. 6% of pregnancies. Significant maternal and perinatal morbidity and mortality. Pregnancy may aggravate, or be complicated by, pre-existing hypertension. Pregnancy may also induce hypertension.
35
Whats pre ecpalsima?
In preeclampsia, the mother's high blood pressure reduces the blood supply to the fetus, which may get less oxygen and fewer nutrients Associated with HTN and proteinuria. Rarely presents before 20 weeks gestation. Patho changes are mostly ischemic, affecting the placenta, kidney, liver, brain and other organs. Exact cause is unknown.
36
Whats pregnancy induced HTN?
HTN detected for the first time after 20 weeks gestation without proteinuria. usually resolves by 3 months postpartum. Be be diagnosed if diastolic is above 90mm
37
Whats eclampsia?
One or more seizure that that occur in assciated with pre excplamisa. It is an obstetric emergency. A grand mal convulsion - can occur before or during labour or in the early postpartum period.
38
What is the management of eclampsia?
- Only conclusive treatment is birth of the baby - if less than 37 weeks’ gestation stabilise - Begin magnesium sulphate - If hypertensive, start antihypertensive, aim for a target BP below 140/100 mmHg - keeping the pt on side to aid placental circulation - head tilted to the side to allow salaivia to drain - precautions to prevent injury, oral airway, nasopharynx suctioning and O2 may be indicated.
39
What are signs or symptoms of pre-eclampsia?
- BP systolic greater than 140. Diastolic greater than 90. - Oliguria - Oedema - Proteinuria - Weight gain Signs and symptoms of severe pre-eclampsia * Severe headache * Visual disturbances * Severe epigastric pain * Shortness of breath * Retrosternal pressure/pain * Nausea, vomiting * Sudden swelling of face, hands, or feet * Hyperreflexia
40
signs of symptoms of eclampsia?
- Convulsions - Headache - Visual disturbances - Epigastric or R) upper quadrant pain
41
What is the treatment for pre-eclampsia?
- Urine output monitored for worsening proteinuria - Low dose aspirin starting second trimester. - Antihypertensives - Magnesium sulfate given IV during labour to prevent seizures (monitor for signs of toxicity which include decreased resp rate, slurred speech, awkward movements) - Delivery - Within an average of 16 days after deliver, most return to a normal BP, however those who had early onset severe pre-eclampsia, it can take up to 3 months.
42
What is a postpartum haemorrhage?
Postpartum haemorrhage (PPH) is excessive bleeding from the genital tract following birth. It can occur from the time of birth until 6 – 12 weeks postpartum. If it occurs in the first 24 hours after delivery it is called a primary PPH. Secondary PPH occurs from the first 24 hours following birth until 6 – 12 weeks postpartum.
43
What kind of discharge is normal after birth?
lochia Discharge that occurs from 3 to 6 weeks post partum. 150ml to 400ml is lost up to 6 weeks post.
44
What are the four main causes of primary post partum haemorrhage?
- Genital tract trauma - Retained genital tissue - Uterine atony - coagulopathies
45
Risk factors of post partum haemorrhage?
- Placenta previa - Carrying twins/triplets - previous PPH - BMI>35 - Anaemia - Fibroid - clotting problems - Preeclampsia - caesarean - induction of labour - retained placenta - perineal tear or episiotomy - forceps or ventouse delivery - long labour - large baby (more than 4kg) - fever during labour - having general anaesthesia - precipitous delivery - infections - coagulation abnormalities - uterine atony
46
What does the ministry of health recommended about breast feeding?
Recommends exclusive breastfeeding for the first six months of life.
47
What are some complications relevant to breastfeeding?
- Ankyloglossia (tongue-tie) (frenulum of the tongue is too tight, too short, or attached to the tip of the tongue, difficult to imitate persistus wave tghat milks the dudicus) - Pre mature babies may not have the sucking reflex
48
What are some complications of birth?
- Cord presentation and prolapse - Breech presentation - Eclampsia - Rupture of the uterus - Trauma
49
What are the risk Factors for Gestational Diabetes
- GDM was diagnosed in 13% of pregnancies in those who were overweight or obese in NZ and 25% in those with BMI’s over 40 - Maternal older age - Family History of diabetes - Previous delivery of macrosomic newborn (over 4 kg) - Have a history of unexplained stillbirth or miscarriage - Have polycystic ovarian syndrome
50
What are gestational Diabetes- Adverse outcomes
- Pregnancy associated hypertension - 3rd and 4th degree perineal tears - PPH - Caesarean section - Operative vaginal birth - Preterm labour - Polyhydramnios - Lifetime risk of CVD and stroke increases significantly
51
Gestational diabetes – adverse outcomes for infants
Shoulder dystocia with possible bone fractures/nerve palsy Macrosomia Hypoglycaemia Respiratory distress syndrome Hyperbilirubinaemia - jaundice Large or small for gestational age Stillbirth Overweight and childhood obesity Metabolic syndromes later in life Type 2 DM later in life
52
What is the long term follow up after pre-eclampsia
- May go on to have chronic hypertension - Higher risk for subsequent pregnancies -
53
What is Pertussis (whooping cough)?
A bacterial respiratory infection thats highly transmissible. It is one of the most infectious vaccine-preventable diseases in humans. Severe coughing fits that can be followed by a "whooping" sound as the person gasps for breath Transmission occurs by aerosolised droplets, and the incubation period is 7–10 days (range 5–21 days).
54
Why is Pertussis (whooping cough) a signcanct infection?
The disease is most often severe in infants in the first few months of life. One in six infants with pertussis sufficiently severe to require intensive care admission will either die or be left with brain or lung damage. The most common complications of pertussis are secondary infections, such as otitis media and pneumonia, and the physical sequelae of paroxysmal coughing. At the peak of the paroxysmal phase, vomiting can lead to weight loss especially in infants and young children.
55
What vaccinations are given in pregnancy?
Boostrix (Tetanus + diphtheria + whooping cough) Influenza
56
Why are pregnant people more at risk of developing DVT?
- State of hyper cogaulation - Immobility - Stasis of blood flow - Birth relates hormones
57
What is some advice to reduce the risk of DVT in pregnancy
1) Stay active 2) Maintain good hydration by drinking plenty of fluids. 3) Consider using compression stockings, especially during travel or if advised by a healthcare provider.
58
With a DVT, why can pregnant women have the same anticoagulation therapy?
Warfarin can cause fetal abnormalities and birth defects Over anticoagulant theories have limited research and potential toxicity
59
What is chorionic villus sampling?
A prenatal test that involves taking a sample of tissue from the placenta to detect chromosomal or genetic disorders in a fetus. It's typically performed between 10 and 14 weeks of pregnancy. The procedure can help diagnose conditions like Down syndrome and other chromosomal abnormalities.