Miscarriage Flashcards
What is a Miscarriage?
Loss of pregnancy before 24 weeks gestation
What is an EARLY vs LATE Miscarriage?
Early miscarriage: 13- wks
Late miscarriage: 13-24 wks
What percentage of pregnancies end up as Miscarriages?
30%
What are the RF for Miscarriages? (5 things)
- Age (both maternal + paternal like 35+)
- Black ethnicity
- Obesity
- Infection (e.g appendicitis)
- Anti-phospholipid syndrome
What is the single most common cause of Miscarriages in 1st trimester?
Chromosomal abn
What should you sus in with all women with bleeding in early pregnancy?
Miscarriage
What are the classifications of Miscarriages? (5 things)
- Missed
- Threatened
- Inevitable
- Incomplete
- Complete
What is a Missed Miscarriage?
Asymptomatic miscarriage
What is a Threatened Miscarriage?
Ongoing viable pregnancy w Bleeding
How long do symptoms of Threatened Miscarriage last?
Days / weeks
What is an Inevitable Miscarriage? (2 things)
- Non-viable pregnancy w Bleeding
- Pregnancy tissue still in uterus
What will an Inevitable Miscarriage become? (2 things)
Incomplete OR Complete miscarriage
What is the difference between INCOMPLETE and COMPLETE Miscarriage?
Incomplete: still has some products of conception left (seen in US)
Complete: all products of conception have been expelled + bleeding STOPPED
Plus Cervical Os still Open in Incomplete
What are the CF of Miscarriages? (2 things)
- Bleeding
- Abd pain
What is the blood like in Miscarriage?
Usually low volume
What are the CF of Miscarriage if there is Excessive bleeding? (4 things)
Haemodynamic instability:
- Pale
- Tachycardia
- Hypotension
- Tachypnoea
What are the CF of Miscarriage @ Abd examination? (2 things)
- Distension
- Localised tenderness
What are the CF of Miscarriage @ Speculum examination? (3 things)
- Products of conception in Cervical canal
- Bleeding
- Cervical os (Open / Closed)
What is the Cervial Os like in a MISSED Miscarriage?
Closed
What is the Cervial Os like in a THREATENED Miscarriage?
Closed
What is the Cervial Os like in an INEVITABLE Miscarriage?
Open
What is the Cervial Os like in an INCOMPLETE Miscarriage?
Open
What is the Cervial Os like in a COMPLETE Miscarriage?
Closed
When is the only times the Cervical Os is OPEN in a Miscarriage? (2 things)
- Inevitable
- Incomplete
OpeN iN iN
What are the CF of Miscarriage @ Bimanual examination? (2 things)
- Uterine tenderness
- Adnexal masses / collections
What are some other Differential Dx of Miscarriage? (3 things)
- Ectopic preg
- Hydatidiform mole
- Cancer (cervical / uterine)