ARDMS OBGYN PRACTICE EXAM | ALL QUESTIONS
AND CORRECT ANSWERS | GRADED A+ | VERIFIED
ANSWERS | LATEST VERSION (JUST RELEASED)
Is a pathologic phenomenon characterized by the presence of
numerous cystic areas within a generally enlarged placenta, it is
not considered a part of the gedtational trophoblastic disease
spectrum, but it may be associated with partial mole or paternal
tripoidy syndromes ---------CORRECT ANSWER-----------------
Hydropic degeneration of the placenta
Sonographic signs of hydropic degeneration of the placenta -------
--CORRECT ANSWER-----------------1. May be similar to
hydatidform mole 2. Focal cystic in echogenic areas within the
placenta3. Placental enlargement
Is a complication of pregnancy that most commonly follows
gestational trophoblastic disease that can also occur after normal
delivery, spontaneous abortion, or even ectopic pregnancy. --------
-CORRECT ANSWER-----------------Persistent trophoblastic
neoplasia
Following evacuation in treatment of the initial type of gestational
trophoblastic disease, some cells remain insitu and again begin to
proliferate. If left untreated, persistent trophoblastic disease
neoplasia can progress into one of the malignant types of
In measuring serum levels of beta-hcg, the second international
standard (2IS) is generally: ---------CORRECT ANSWER-------------
----Twice the 1st IRP level
The earliest sonographic sign of the presence of an intrauterine
pregnancy is: ---------CORRECT ANSWER-----------------Double
bleb sign
A normal gestational sac grows at the rate of approximately: -------
--CORRECT ANSWER-----------------1.0mm
The sonographic presence of a small fluid filled sac contained
within the decidua at approximately 4-4.5 weeks is know as the: --
-------CORRECT ANSWER-----------------Intradecidual sign
The double decidual sac sign is typically demonstrated by: ---------
CORRECT ANSWER-----------------5.5-6
The yolk sac is typically demonstrated by ---------CORRECT
ANSWER-----------------5-6weeks
,What is the mean sac diameter at the earliest point that the
normal yolk sac becomes visible? ---------CORRECT ANSWER----
-------------5.0mm
Embryonic cardiac activity may be visualized when the crown-
rump length is approximately: ---------CORRECT ANSWER---------
--------2-4mm
All of the following sonographic findings are reliable indicators of
abnormal early pregnancy except: ---------CORRECT ANSWER---
--------------Mean sac diameter < 8mm without a yolk sac
A rare form of gestational trophoblastic disease in which molar
tissue invaded the myometrium or adjacent anatomical structures
is called: ---------CORRECT ANSWER-----------------
Chorioadenoma destuens
Normal placenta measurement for the second and third trimester?
---------CORRECT ANSWER-----------------2-4cm
, A thin placenta may be associated with the following
abnormalities: ---------CORRECT ANSWER-----------------1. small
for date fetus or intrauterine growth restriction 2.Chromosommal
abnormalities 3. Severe intrauterine infection4. Severe maternal
diabetes5. Maternal hypertension 6. Maternal toxemia
A full-term placenta should not exceed how many centimeters in
thickness? ---------CORRECT ANSWER-----------------4cm
And abnormally thick placenta may be associated with the
following abnormalities: ---------CORRECT ANSWER-----------------
1. Triploidy 2. Diabetes mellitus 3. Maternal anemia 4. Blood
group incompatilitis 5. Placental hemorrhage 6. Hydros 7.
Infection 8. Aneuploidy
What grade placenta is a homogeneous placenta with a smooth
chorionic plate ( late first to early second trimester) ---------
CORRECT ANSWER-----------------Grade 0
Grade of placenta that has scattered echogenic calcifications
throughout the placenta? ---------CORRECT ANSWER---------------
--(Mid second to early third trimester) Grade 1
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