Postpartum Flashcards
Definition of a primary and secondary PPH?
When is a PPH major?
Primary= Blood loss >500mls within 24 hours of delivery Secondary= Between 24hrs to 6 weeks Major= >1000mls loss
What are the 4 T’s of PPH
Tone
Tissue
Trauma
Thrombin
Antenatal RF for PPH
Previous PPH/Retained products, High BMI, Para>4, APH, Uterine overdistension, Uterine abnormalities, Mat age >35
Intrapartum RF for Iol
IoL, Prolonged, oxytocin, C-section, Precipitate labour, Operative delivery
Causes of a hypotonic PPH
Overdistension- TWINS Prolonged, Induction Infection Multiple pregnancy Retained tissue Rarely placental abruption
Tissue causes of PPH
Retained placenta
Abnormal placental sight- Praevia, Accreta
Trauma causes of PPH
Uterine inversion/Rupture
Genital tract trauma e.g tears
Thrombin causes of PPH
Coag disorders
Abruption, Sepsis, AI, Liver disease
How do you manage a tissue induced PPH
Manual removal +/- GA/Spinal
How does a PPH B/C retained products present?
Pain, Bleeding, Offensive Lochia, Boggy poorly contracted uterus
May be infected
Management of a Hypotonic PPH
Compression ?Tranexamic acid IV 0.5-1g
IV Syntocinon bolus 10 units + IV Ergometrine 500mcg bolus
IM Carboprost (Prostaglandin) +/- Intramyometrial carboprost
Rectal Misprostol
Anaesthesia and IU Baloon Tamponade or Laparotomy
Eclampsia Management
Magnesium Sulphate 4g IV 5-10 mins-> 1g/hr
Delivery baby
How long should you continue magnesium sulphate in eclampsia?
Continue until 24 hour post-seizure/delivery
Do prophylactic anti-convulsants help in eclampsia? What is the best method of prevention?
No
Best way is to control BP
Causes of secondary PPH
Retained products, Endometritis, Infection
Management of secondary PPH
24 hours Abx and USS and evacuation
Tranexamic acid 1g stat IV
Most common cause of post-natal septic shock
Staph A
Abx for management septic shock
Cefotaxime, Metronidazole, Gentamicin
Presentation of amniotic fluid embolus
Collapse and unaccountable bleeding, DIC
Dx of exclusion
Management of an amniotic fluid embolus
Supportive, Early ITU transfer for inotropic and renal support, Correct clotting, Expert help
Presentation of a uterine rupture
Fresh vaginal bleeding Haematuria Fetal distress Constant severe abdo pain which breaks through epidural Shock
Management of a uterine rupture
A->E
IV access
resus
Immediate laparotomy to salvage baby, repair damage +/- Hysterectomy
Risk factors for uterine rupture
Previous C-Section
Multips
Uterine stimulants
RARE IF PRIMIPS
What is Colostrum?
20weeks + gestation
Thick yellow lactation
Good for gut maturation and immunity of baby
Decreases following birth
Breast feeding benefits to mother
Helps uterine involution
Lactational amenorrhoea
Decreased breast cancer, ovarian cancer and OP
Benefits of breast feeding to infant
Decreased GI illness, Decreased UTIs, Decreased chest infections, Decreased Atopy, Decreased Leukaemia
Problems with breast feeding
Inadequate milk supply Breast engorgement Mastitis Breast abscess Cracked nipples
Advice for breastfeeding mothers with mastitis
Continue breastfeeding
Analgesia
Consider oral Flucloxicillin
Which BBVs can be transmitted through breastmilk?
What about if the mum has chickenpox?
HIV
Breast lesion +ve= HBV, HSV
Rubella can be but transmission of maternal Ab helps
(Encourage if Chicken pox)
Difference in symptoms between galactocele and breast abscess
Galactocele will be painless and no infective signs
Key drugs CI in breast feeding
Amiodarone, Lithium, Methotrexate, Tetracylcines, Chloramphenicol
When is contraception required in post-partum?
After Day 21
N.B If started after this use additional contraception like Condoms
Rules of POP post-partum
Anytime post partum
Rules for COCP post-partum
Breast feeding and <6 weeks post partum= ABSOLUTE CI (decreases production)
UKMEC 2 if 6/52-6/12
Not breastfeeding= ?D21
Rules of IUDs,IUS post-partum
Within 48 hours or post-4 weeks
What is lactational amenorrhoea?
Effective contraception 98% of the time must be amenorrhoeic and <6 months post-partum and baby must be getting >85% of milk from breast
What are the baby blues? When do they resolve?
3 days postpartum
Brief MILD emotional instability
Resolves spontaneously in 10 days
What is Post-natal depression? What do you treat it with?
Peaks 3 months postpartum
Key features of depression + Specific parenting worries
Mild-mod= Self help, counselling Sev= 1) CBT 2) Sertraline, Paroxetine
What can antidepressants do to breast milk?
Decrease excretion
What is puerperal psychosis?
Rapid onset and presentation within 2 weeks
Early non-specific signs with windows of normality
Then Psychotic symptoms and rapidly changing mood
Need urgent assessment and admission
What is florid psychosis?
Rapid onset (hours)
Lability of mood
Mania, confusion, delusions of control, ramblind, distractibility
Pscyh emergency
What is lochia and what should happen to it?
Vaginal discharge- Bloody, Uterine tissue, Mucus
Should stop before 6 weeks (USS if not)
When should involution be complete by?
2/52 postpartum
Presentation of endometritis?
Day 2-10 post natally
Offensive vaginal discharge with lochia getting heavier
Signs of infection, uterine enlargement with soft boddy tender uterus, abdo pain
Investigations for ?endometritis
FBC, CRP, Cultures
HVS
USS useless as uterine distension means clot looks like placenta
Management of ? Endometritis
Admit for IV Abx- admit any puerperal pyrexia!
Clindamycin and gent until >24hrs apyrexial
When do you give iron tablets or transfusion for Postpartum anaemia?
80-100g/l- Tablets
<80-?Transfusion or IV iron
If there is >500ml blood loss always do FBC
What is Sheehan’s syndrome
Post-partum hypopituitarism caused by ischaemic necrosis of the pituitary gland after blood loss
= Amenorrhoea, milk production decreased, Hypothyroidism
Risk factors for GBS
Prematurity, Prolonged RoM, Previous sibling with GBS, Maternal pyrexia
How do you test for GBS?
ONLY IF HIGH RISK
HVS
35-37 weeks
or 3-5 weeks prior to EDD
Is there universal screening for GBS?
No
Only those at risk
Transmission risk of GBS in +ve in previous pregnancy
50%
If GBS +ve in previous pregnancy what should you do?
Maternal IV Abx prophylaxis
Testing at 36 weeks +/- Abx in late pregnancy
What are the indications for IV Benzylpenicillin during/near labour
Preterm labour
Intrapartum pyrexia
Action if there is maternal colonisation with GBS (1 minor RF)
Hospital for 24 hours and regular obs
What do you do if someone has >2 minor RF for GBS or 1 red flag
Benzyl +Gent + Septic screen
Abx of choice for GBS
Benzylpenicillin
What is Ashermann’s syndrome
Intrauterine adhesions that prevent the endometrium responding to oestrogen
Amenorrhoea
What is fibronectin? When is it CI?
Probability of labour in the next 2 weeks
CI: Bleeding, semen in last 24 hours as F+ve
Indications for at least 6 weeks post-partum LMWH
Any previous VTE
Antenatal LMWH
High risk thrombophilia
Low risk thrombpophila and FHx
Indications for at least 10 days post-natal LMWH
C-section Readmission BMI>40 >3 Day admission Any puerperium surgical procedure except perianal repair Medical comorbidities =/More than 2 low risk factors
minor indications for LMWH, =/>2 of which would require 10 days LMWH
Smoker, >35, BMI>30, p>3, Elective C-section, Gross varicose veins, current systemic infection, Immovility, Current pre-eclampsia, Multiple preg, Preterm, Stillbirth, prolonged
What do you do about LMWH if <2 minor indications
Encourage early mobilisation and avoid dehydration