Basics Of Pregnancy ➡️Infections In Pregnancy Flashcards
Duration of pregnancy is?
9month 7days from 1st day of LMP
40 wks, 280days
Preterm and postterm delivery?
Preterm pregnancy less than 37 wks
Post term - pregnancy more than or equal to 42 wks
Term delivery is pregnancy of?
37 wks to 41 wks +6 days
EDD is calculated by
Naegele’s formula
1st day of LMP +9 MONTHS +7 DAYS
In case of IVF EDD is calculated by
D3 transfer - Subtract 16 to get LMP
D5 transfer- Subtract 18 to get LMP
Period of viability acc to WHO AND INDIA
Who - 24 wks
India -28 wks
What is gravida and parity
Gravida is total number of time female conceive, irrespective of outcome
Present preg is included
Parity is number of past pregnancy that have gone beyond pd of viability
Present preg not included
Method of writing gravida and parity
GTPAL GRAVIDA TERM PRETERM 20-36 WKS +6 DAYS ABORTION <20 WKS NUMBER OF LIVING CHILDREN
Minimal ANC Visit acc to WHO AND INDIA
IDEAL ANC VISITS?
MINIMUM
INDIA -4
WHO-8
IDEAL 12-15
Investigation to be done during antenatal visits
Blood grp Urinalysis-dipstick Hiv Hbsag vdrl Pap smear Cbc Blood sugar -DIPSI trisomy Grp Bstreptococcal screening Usg
What to do to test for group B streptococcal screening
Why is this screening performed
What if screening is positive
Rectovaginal swab at 35-37 wks
Culture and sensitivity
To prevent neonatal sepsis
Screening positive- IV penicillin at active labour
If allergic cephazolin
Dating scan in pregnancy is done at?
6-8 wks of pregnancy
Imaging finding of ectopic pregnancy
Empty uterine cavity, gestational sac in tube
Doppler- ring of fire pattern
Snow storm appearance in usg is seen in
Molar pregnancy
Abortion is said on imaging when
Mean sac diameter- more than 25 mm( blighted ovum)
Crown rump length more than equal to 7 mm
No cardiac activity
Scan for downs syndrome and when it is done
Nuchal translucency scan
11-13 wks +6 days
Level 2 scan or booking scan is done for and at?
At 18-20 wks
For targeted imaging for fetal anomalies
Parameter for growth scan and when is it performed
Abdominal circumference
30-32 wks
Signs of pregnancy early signs- upto 8 wks of preg
Goodell -softening of cervix
Hegar- softening of lower part of uterus
Osiander- pulsation in lateral fornix of vagina
Piskacek - assymetrical growth of uterus in early pregnancy
Chadwick/Jacquemier- Bluish discoloration of vagina and cervix
Palmer’s- regular, rhythmic contraction of uterus
Absolute signs of pregnancy
Fetal movement
Fetal heart sound
Usg
Xray
What is quickening
Perception of first fetal movement by mother
In primi - 18 wks
In multi -16 wks
FHS is heard at
18-20 wks by steth
10 wks by doppler
All _____ vaccines are contraindicated in pregnancy
All ________ vaccine can be given in pregnancy
Live
Killed
Essential vaccine during pregnancy
Td -Tetanus+Diphtheria
2 doses, 1month apart
1st dose -1st AN visit
Contraindicated vaccine during pregnancy
Mumps Measels Rubella BCG Small pox Chicken pox HPV
Pregnancy upto 1 month after vaccination is contraindicated in which vaccine
Mumps Measels Rubella BCG Small pox Chicken pox HPV
Vaccine given only if pregnant female is travelling to an endemic area
Yellow fever
Polio
Cholera
Typhoid
Vaccine which are safe during pregnancy
Hep A& B Meningooccal Pneumococcal Rabies Flu
Weight gain in pregnancy
11-12.5 kg
Factors affecting weight gain
Pre pregnant weight
Socioeconomic status
Parity
Ethnicity
Factor which doesn’t affect maternal weight gain
Smoking
Pre pregnancy BMI of woman was less than 19
Recommended wt gain should be
Thin
12.5 -18 kg
Pre pregnancy BMI of woman was more than 30
Recommended wt gain should be
Obese
Recommended wt gain less than 7kg
Total calories needed in entire pregnancy
80,000kcal
Extra calories required per day by a pregnant woman
And lactating woman
350 kcal /day
600 kcal/day
Calories required in 1st trimester
No additional calories required in 1 st trimester
Only 2&3
Amt of water Na K retained in pregnancy
Water -6. 5L
Na 1000mEq
K 300 mEq
Cause of water retention in pregnancy
Its manifestation
Increased estrogen
Physiological pitting edema
Pregnancy is a anabolic/catabolic state??
BMR INCREASES /DECREASE by 10-20 %?
Anabolic state
Bmr increases by 10-20%
O2 consumption in pregnancy and labour
Pregnancy increases by 20 %
Labor by 40-%60
Calcium requirement of mother at term
Calcitonin, Vit D, PTH levels are?
30g of Ca
Increased
Pth hormone increases late in pregnancy and decrease early in pregnancy