Term
| Fertilization takes place in what anatomic site? |
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Definition
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Term
| The single cell that forms as a result of the union of the sperm and ovum is the __________. |
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Definition
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Term
| The term Decidua denotes the transformed endometrium of pregnancy. The different regions of the decidue are divided layer. Name the three regions. |
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Definition
1. decidual basalis
2. decidua parietalis (vera)
3. decidua capsularis |
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Term
| The decidual layer that closes over the implanted blastocyst is referred to as the ____________. |
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Definition
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Term
| The decidual layer that ultimately develops into the placenta is the _________. |
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Definition
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Term
| The primary source of progesterone during the first trimester of pregnancy is secreted by what structure? |
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Definition
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Term
| The trophoblast of an early first trimester pregnancy produces _________. |
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Definition
| Human Chorionic Gonadotropin (HCG) |
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Term
| Normal values for BHCG levels for visualization of a gestational sac with transvaginal sonography can be as low as _________. |
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Definition
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Term
| Where is the yolk sac located? |
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Definition
| Outside the amnion but inside the chorion. |
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Term
| Describe the procedure for a gestational sac measurement. |
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Definition
1. Measure in 3 planar sections
2. Measure the fluid in the sac only
3. Calculate MSD by dividing the sum of the sagittal; AP and Trv diameter by 3. |
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Term
| Menstrual age is interchangeable with what other term? |
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Definition
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Term
| At what weeks gestation is it normal to visualize a chorionic and amnioc seperation? |
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Definition
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Term
| The demonstration of Midgug herniation seen after 11 weeks is considered________. |
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Definition
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Term
| The most accurate method of dating a gestion is the __________. |
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Definition
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Term
| The cystic structure seen in the embryonic cranium of a 10 week fetus is considered to be _________? |
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Definition
Normal
* Normally seen between 8-11 weeks. |
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Term
| Since a heartbeat should be visualized in a 6 week fetal pole, sonography can "diagnose" an _________ _________ as early as 6 weeks. |
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Definition
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Term
| With a spontaneous abortion three months ago, endovaginal sonographic findings include the presence of a well-circumscribed fluid collection within the uterus that has a mean sac diameter of 10 mm. A small spherical structure is seen within this fluid collection. The uterus is slightley enlarged, yet there are no other findings. What is the most likely diagnosis? |
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Definition
| Normal IntraUterine Pregnancy at 5 weeks |
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Term
| Sonographic demonstration of the "double decidual" sac sign on an early first trimester pregnancy ultrasound suggest __________. |
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Definition
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Term
Eight months ago, a patient reports to have had a miscarriage. Since then, her periods have not returned to normal and she has had a mild, brownish baginal discharge. Her serum hCG levels are less than 5 mIU/mI (negative).
Transabdomninal sonography reveals a minimally enlarge uterus with brightly echogenic, endometrial cavity. Accoustic shadowing can be seen emanating from several areas of this mass. These findings are strongly suggestive of a(an) ___________. |
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Definition
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Term
| What percentage of ectopic pregnancies occur in the fallopian tube? |
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Definition
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Term
Describe the sonographic appearance of an ectopic pregnancy. |
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Definition
- Empty uterus
- An adnexal gestational sac with a fetal pole and cardiac activity
- Irregular or complex adnexal mass.
- Thickened endometrium with a pseudo gestational sac.
- Fluid in the cul-de-sac
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Term
| What term describes the chorionic cavity seen in the uterus on ultrasound? |
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Definition
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Term
| A 22-year-old patient is 9 weeks pregnant by her menstrual history. She has experienced some vaginal spotting. The pelvic sonogram reveals an irregular gestational sac that measures 3.2 cm. No embryo is identified. This pattern most likely represents a(an) __________. |
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Definition
Anembryonic pregnancy
or
Blighted ovum |
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Term
| A patient reports her las menstrual period 8 weeks ago. Her bhCG test is weakly positive, and she is experiencing left lower quadrant pain. The sonographic images display a prominent endometrial cavity echo pattern, a complex left adnexal mass, and a prominent amount of fluid in the posterior cul-de-sac. This pattern most likely represents a(an) ____________. |
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Definition
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Term
| The term ectopic pregnancy describes any pregnancy __________ the endometrial lumen. |
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Definition
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Term
| List locations of ectopic pregnancy. |
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Definition
| Abdominal cavity (Bowel, peritoneum), ovary, fallopian tube, cervix |
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Term
| In an abdominal ectopic pregnancy the placenta is ___________ after the delivery of the fetus? |
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Definition
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Term
A patient presents with the following information: RLQ pain, light baginal bleeding, postive serum pregnancy test, and a history of PID and tubal ligation.
What condition would you be most suspicious for? |
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Definition
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Term
| Human chorionic gonadotropin (hCG) titers in ectopic pregnancy ________ double every 2 days. |
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Definition
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Term
| A patient presents with a clicical history of brisk vaginal bleeding. Information provided by the examining physician indicates that she has an enlarged uterus, a palpable large left adnexal mass, and a serum beta hCG of 130,000 mIU/mI, despite the fact that she had a normal vaginal delivery prior to this most recent office visit. These findings are most suspicious for ______________. |
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Definition
| A malignant form of gestational trophoblastic disease. |
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Term
| What type of cyst is commonly associated with hydatidiform mole? |
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Definition
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Term
| List the types of gestational trophoblastic disease. |
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Definition
| complete mole, partial mole, mole with coexisting fetus, Persistent trophoblastic disease (Invasive, choriocarcinoma) |
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Term
| Another name for an invasive mole is ___________. |
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Definition
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Term
| List areas which choriocarcinoma may metastasize. |
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Definition
| Brain, lungs, liver, GI tract, Bone, skin |
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Term
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Definition
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Term
| Single cell form union of genetic material |
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Definition
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Term
| Expulsion of intrauterine contents thru dilated cervix |
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Definition
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Term
| Metastatic molar carcinoma |
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Definition
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Term
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Definition
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Term
| Most accurate way of estimating an EDC by ultrasound |
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Definition
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Term
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Definition
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Term
Eventually becomes the placental site
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Definition
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Term
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Definition
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Term
| Pregnancy hormone in the blood |
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Definition
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Term
| Pregnancy not in the endometrial cavity |
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Definition
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Term
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Definition
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Term
| Identified in fetal cranium between 8 and 11 weeks |
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Definition
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Term
| Decidua that surrounds the G sac |
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Definition
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Term
| diffuse, hyperplastic chorionic tissue |
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Definition
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Term
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Definition
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Term
| Responsible for hematopoeisis and provides nutrients for embryo |
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Definition
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Term
| Placenta is left in the body to resorb |
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Definition
| abdominal ectopic pregnancy |
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Term
| Twin pregnancy with one in the adnexa |
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Definition
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