fetal complications Flashcards

1
Q

Hydrops is

A

an abnormal accumulation of fluid in MORE THAN 1 body cavity

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2
Q

causes of Hydrops

A

Immune (10-15%) - alloimmunization with Anti-D aB

Non-Immune causes

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3
Q

Hydrops can present as

A

increased systolic flow in MCA

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4
Q

ABO, lewis antibodies are most common but they do NOT cause

A

Fetal anemia

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5
Q

which type of antibodies in the Rh system cause the majority of cases of obstetric complications?

A

Anti-D antibodies

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6
Q

Under what 2 circumstances can a woman become allo-immunized?

A

1- blood transfusion

2- pregnancy

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7
Q

when do Ab cross the placenta in a second pregnancy?

A

~ 17-18 weeks

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8
Q

what are the 4 risks for Rh+ fetus?

A
fetal anemia
Hydrops
IUFD
newborn anemia 
severe jaundice
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9
Q

Indirect Coomb’s test

A

Patient serum incubated with known RBC antigens

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10
Q

The HIGHER the titer

A

Greater risk of Rh positive fetus

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11
Q

elevated peak systolic velocity means

A

Fetal anemia! BEFORE hydrops

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12
Q

if you confirm fetal anemia

A

can do an U/S guided transfusion

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13
Q

rhogam is given routinely at 28 weeks UNLESS

A

FATher is Rh negative as well as mother

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14
Q

if non-immune hydrops - baby losing blood think

A

TTTS

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15
Q

if non-immune hydrops and baby is hemolysing

A
  • parvovirus/slapped cheek or fifth disease
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16
Q

in the newborn what happens to pulmonary blodo pressure

A

it DROPs

17
Q

chest compressions are initiated when heart rate falls below

A

60

18
Q

APGAR mnemonic

A
How - Heart rate
Ready - resp effort
Is  - reflex irritability
This - Muscle Tone
Child - Color -
19
Q

Apgar scores are NOT meant to be

A

indicators of long-term outcomes

20
Q

fetal transition can be interfered with by

A

Cold stress
Hypoxia
hypercapnia
acidosis

21
Q

Non-immune hydrops with anemia can be the result of

A

Blood loss
or
Intrauterine infection

22
Q

Non-immune hydrops witHOUT anemia can be the result of

A
  • structural anomaly/ chromosomal

- or Rhythm abnormality - CHF