Placenta

Question 1

induced abortion CPT code

Answer 1

88304

Question 2

spontaneous/missed abortion CPT code

Answer 2

88305

Question 3

is the decidua alone sufficient to verify a pregnancy took place?

Answer 3

no

Question 4

80% of pregnancy loss occurs during this time

Answer 4

first trimester (12 weeks)

Question 5

50% of pregnancy losses are due to

Answer 5

chromosomal abnormalities

Question 6

medically necessary abortion

Answer 6

therapeutic abortion

Question 7

choice to end pregnancy

Answer 7

elective abortion

Question 8

pregnancy ends with an unknown etiology

Answer 8

spontaneous abortion/miscarriage

Question 9

modified endometrium that forms in prep for pregnancy, the maternal part of the placenta

Answer 9

decidua

Question 10

placental/fetal tissue remains in uterus, incomplete miscarriage

Answer 10

retained product of conception

Question 11

cessation of vaginal bleeding with no evidence of retained POCs or gestation sac in a woman who previously had an ultrasound that confirmed intrauterine pregnancy

Answer 11

complete miscarriage

Question 12

bleeding occurs and the cervix is dilated but tissue from pregnancy remains in the uterus

Answer 12

incomplete miscarriage

Question 13

villi appearance that is consistent with a molar pregnancy

Answer 13

grape like

Question 14

greater than ___ weeks is considered stillborn and autopsy can be performed

Answer 14

20

Question 15

placenta third trimester CPT code

Answer 15

88307

Question 16

placenta other than third trimester CPT code

Answer 16

88305

Question 17

multiple gestation CPT code

Answer 17

88307

Question 18

composed of fetal portion and maternal portion

Answer 18

placental disc

Question 19

composed of amnion, chorion and decidual capsularis

Answer 19

membranes

Question 20

innermost covering of amniotic cavity which are composed of flat epithelial cells that rest on a thin basement membrane with underlying thin band of loose connective tissue

Answer 20

amnion

Question 21

this may show squamous metaplasia, especially near the cord or in pregnancies complicated by oligohydramnios

Answer 21

amnion

Question 22

connective tissue membrane containing fetal vessels, internal to amnion, external to villi

Answer 22

chorion

Question 23

formed by the collapse of the intervillous space during development; composed of mononuclear, sometimes, vacuolated, trophoblasts and scattered atrophic chorionic villi

Answer 23

membranous chorion

Question 24

chorion laeve

Answer 24

membranous chorion

Question 25

chorion frondosum

Answer 25

decidual chorion

Question 26

located in the placenta proper

Answer 26

decidual chorion

Question 27

record the weight of the placenta after these three things are removed

Answer 27

-membranes -umbilical cord -nonadherent blood clots

Question 28

true marginal insertion of umbilical cord

Answer 28

battledore insertion

Question 29

insertion close to the periphery has less effective

Answer 29

vascular perfusion

Question 30

insertion of cord into the free membranes

Answer 30

velamentous insertion

Question 31

cord divides into vessels above the surface of the placenta

Answer 31

furcate insertion

Question 32

most common anomaly of the umbilical cord

Answer 32

two vessels - single umbilical artery

Question 33

2-3mm plaques on the umbilical cord are pathognomonic for

Answer 33

candida funisitis

Question 34

chronic inflammation causing a barberpole striping causing by accumulation of calcified necrotic debris around vessels

Answer 34

necrotising funisitis

Question 35

often cause of death that is a pertinent negative in a stillborn

Answer 35

stricture of umbilical cord

Question 36

75% of umbilical coiling is

Answer 36

counterclockwise, leftward

Question 37

normal coiling is 1-3 twists per

Answer 37

10 cm

Question 38

membranes that have variations of green which is a sign of fetal distress

Answer 38

meconium

Question 39

membranes that are cloudy/opaque and yellow-white

Answer 39

chorioamnionitis

Question 40

normal membranes are inserted

Answer 40

marginally

Question 41

flattened edge with a ridge of fibrin demarcating the edge of a vascular plate, often involving only a portion of the circumference

Answer 41

circummarginate insertion

Question 42

prominent ridge insertion of membranes at the placental surface

Answer 42

circumvallate insertion

Question 43

formed if some of the capsular villous tissue fails to atrophy during development. usually connected to main disc by velamentous vessels; often atrophic or fibrinous

Answer 43

succenturiate (accessory lobe)

Question 44

two distinct lobes in roughly equal proportions, and the UC inserts in between.

Answer 44

bilobed/multilobed placenta

Question 45

caused by implantation in lateral uterine sulcus with growth along anterior and posterior wall

Answer 45

bilobed/multilobed placenta

Question 46

caused by abnormal uterine cavity, can cause growth retardation

Answer 46

irregular shaped

Question 47

subchorionic fibrin deposition increases with

Answer 47

gestational age

Question 48

unidirectional vascular arborization causes less effective

Answer 48

perfusion

Question 49

yellow-white nodules of hair and squames pressed onto the fetal surface

Answer 49

amnion nodosum

Question 50

these are often found on term placentas, usually near areas of fibrin deposition

Answer 50

sub-amniotic cysts

Question 51

also known as Breus moles, associated with chronic bleeding and prematurity

Answer 51

subchorionic hemorrhage

Question 52

amnion degenerating separates from chorion causing strips to twist around limbs or the face causing amputations

Answer 52

amniotic banding

Question 53

complication when the placenta separates prematurely from the uterine wall

Answer 53

placenta abruption

Question 54

AA and VV anastomoses are highly suggestive of this syndrome in monochorionic twins

Answer 54

twin-twin transfusion syndrome

Question 55

flattened, mummified fetus associated with a viable twin or multiple gestation

Answer 55

fetus papryaceus