Maternal age (year) |
42 |
40 |
31 |
44 |
37 |
Pregnancy history |
G1P0 |
G3P0 |
G1P0 |
G2P1 |
G2P1 |
Chorionicity |
DCDA |
DCDA |
DCDA |
DCDA |
DCDA |
ART method |
IVF-ET |
IVF-ET |
IVF-ET |
IVF-ET |
IVF-ET |
Number of embryo transfer |
2 |
2 |
2 |
2 |
2 |
Gestational age for ultrasound (week) |
13 |
14 |
12+5 |
12+6 |
12+5 |
Ultrasound examination
|
Fetus 1: NT 1.5mm;
Fetus 2: NT 4.3mm, nasal bone loss, tricuspid regurgitation, single
umbilical artery
|
Fetus 1: NT 2.0mm;
Fetus 2: NT 3.5mm, nasal bone loss, omphalocele
|
Fetus 1: NT 1.8mm;
Fetus 2: NT 2.0mm, nasal bone loss
|
Fetus 1: NT 2.7mm, nasal bone loss, tricuspid regurgitation, single
umbilical artery;
Fetus 2: NT 2.5mm
|
Fetus 1: NT 3.3mm;
Fetus 2: NT 2.6mm, nasal bone loss, omphalocele
|
Prenatal diagnosis
|
Fetus 1: 46, XX;
Fetus 2: 47, XX, +18
|
Fetus 1: 46, XY;
Fetus 2: 47, XY, +18
|
Fetus 1: 46, XY;
Fetus 2: 47, XX, +21
|
Fetus 1: 47, XX, +18;
Fetus 2: 46, XY
|
Fetus 1: 46, XX;
Fetus 2: 47, XY, +18
|
Gestational age for reduction surgery (week) |
14+3 |
14+0 |
17+4 |
15+5 |
14+5 |
Delivery |
One female with no apparent abnormalities |
One male
with no apparent abnormalities |
One male with no apparent abnormalities |
One male with no apparent abnormalities |
One female with no apparent
abnormalities |
Gestational age of birth (weeks) |
38+6 |
36+5 |
39+2 |
37+1 |
38+5 |