cho·ri·on

(kôr′ē-ŏn′)

The outer membrane enclosing the embryo in reptiles, birds, and mammals. In placental mammals it contributes to the development of the placenta.

[Greek khorion; see gherə- in Indo-European roots.]

cho′ri·on′ic (-ŏn′ĭk) adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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Adj.

chorionic - of or relating to a chorion; "a chorionic villus is a minute vascular projection on the fetal chorion"

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References in periodicals archive

So far 284 pregnant women from thalassemia affected families went through chorionic villus sampling (CVS) test, which is a form of parental diagnosis to determine genetic disorder in unborn child.

Family blood screening started to stop thalassemia

President said we can avoid chorionic diseases by adopting precautionary measures and good habits.

President urges collective efforts for eradication of fatal diseases

Morphological Features of the Human Placenta and its Free Chorionic Villi in Normal Pregnancies and those with Diabetes and High Blood Pressure.

Caracteristicas Morfologicas de la Placenta Humana y sus Vellosidades Coriales Libres en Gestas Normales y con Diabetes e Hipertension Arterial. Revision de la Literatura

Human chorionic gonadotropin has been known for decades as pregnancy related hormone that can help clinicians in early detection of pregnancy, it acts as a tumor marker in gestational trophoblastic tumors as well.

The re-awakening of hCG expression. Its role in the diagnosis of cervical squamous cell carcinoma

ferox from Trinidad, in both the number and shape of the external chorionic tubers in each chorionic cell.

Comparing the egg ultrastructure of three Psorophoraferox (Diptera: Culicidae) populations/Comparacao da ultraestrutura de ovos de tres populacoes de Psorophora ferox (Diptera: Culicidae)

Training about Ultrasound, SPSS and chorionic villus sampling will also be held.

Medial conference at GKMC on 13th

The quantitative [sz]-human chorionic gonadotrophin ([sz]-<hCGa) was 93,854 UI/L.

Diagnose and management of ectopic complete molar pregnancy

Circulating tumor markers (TMs) have a crucial role in decision-making for a limited number of malignancies, including testicular cancer in which human chorionic gonadotropin (hCG), a-fetoprotein, and lactate dehydrogenase have an established clinical application (4).

Human Chorionic Gonadotropin Assays for Testicular Tumors: Closing the Gap between Clinical and Laboratory Practice

The undersurface of the chorionic plate showed focal pseudovillous papilliform cytotrophoblastic proliferation (Figure 2(a)).

Placental Histomorphology in a Case of Double Trisomy 48,XXX,+18

However, beta human chorionic gonadotropin ([beta]-hCG) was found to be the most predictive marker (9-13).

Value of Post-transfer Day-12 Beta Human Chorionic Gonadotropin Levels for Pregnancy Outcome Prediction of Intracytoplasmic Sperm Injection Cycles

However, the distinctive contribution of its individual parts, amniotic and chorionic membranes, to these effects is still unknown.

Antimicrobial properties of amniotic and chorionic membranes: A comparative study of two human fetal sacs