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Related Concept Videos

Ovarian Cycle01:27

Ovarian Cycle

The menstrual cycle includes a critical component known as the ovarian cycle, which undergoes two main phases each month—the follicular phase and the luteal phase. The follicular phase is variable and averaging around 14 days. Ovulation, triggered by a surge in luteinizing hormone (LH), marks the transition between the two phases. The second phase, the luteal phase, is relatively consistent, lasting approximately 14 days, and is marked by the activity of the corpus luteum. While a cycle length...
Oogenesis02:07

Oogenesis

In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
Infertility in Females01:28

Infertility in Females

Female infertility is defined as the inability to conceive after a year of regular, unprotected intercourse and affects about 10–15% of couples worldwide. The primary cause of female infertility is ovulatory disorders, which hinder the release of eggs. These disorders can be classified as hypothalamic amenorrhea, polycystic ovarian syndrome (PCOS), premature ovarian failure, and hyperprolactinemic anovulation disorders.
Endometriosis, a condition characterized by abnormal growth of endometrial...
Ovaries01:26

Ovaries

The ovaries are roughly the size of almonds and measure approximately 2 to 3 centimeters in length. These paired structures are situated within the pelvic region and are anchored by the mesovarium—a peritoneal extension that also connects them to the wider structure of the broad ligament. The support system extends to the suspensory ligament, housing blood and lymphatic vessels. In addition, the ovarian ligament tethers the ovaries to the uterus.
On the ovarian surface, a layer of cuboidal...

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Related Experiment Video

Updated: May 7, 2026

Quantitation of Intra-peritoneal Ovarian Cancer Metastasis
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Quantitation of Intra-peritoneal Ovarian Cancer Metastasis

Published on: July 18, 2016

Ovarian pregnancy: two case reports.

Jayeeta Roy1, Anindita Sinha Babu

  • 1Assistant Professor, Department of Obstetrics & Gynaecology, College of Medicine and JNM Hospital, WBUHS, Kalyani, India.

The Australasian Medical Journal
|September 17, 2013
PubMed
Summary
This summary is machine-generated.

Ovarian pregnancy, a rare ectopic pregnancy, presents diagnostic challenges. Primary ovarian pregnancy offers a good prognosis for future intra-uterine conception with minimal risk.

Keywords:
Ectopic pregnancyassisted reproductive techniques, haemorrhagic ovarian cystcorpus luteal cystovarian pregnancypelvic inflammatory disease

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Area of Science:

  • Reproductive Medicine
  • Gynecology
  • Obstetrics

Background:

  • Ovarian pregnancy is a rare form of ectopic pregnancy, accounting for 1-3% of all cases.
  • Increased incidence may be linked to assisted reproductive technologies, ovulation induction, and intra-uterine devices.
  • It presents distinct pathology but can be diagnostically challenging both clinically and intraoperatively.

Observation:

  • Two cases of ovarian pregnancy, one primary and one secondary, were observed within a six-month period.
  • Primary ovarian pregnancy involves implantation on the ovary itself.
  • Secondary ovarian pregnancy occurs when an ectopic pregnancy, often tubal, migrates to the ovary.

Findings:

  • While both primary and secondary ovarian pregnancies are rare, they pose diagnostic difficulties.
  • Primary ovarian pregnancies have a distinct clinical presentation and pathological basis.
  • The study highlights the differences in prognosis between primary and secondary ovarian pregnancies.

Implications:

  • Accurate diagnosis of primary ovarian pregnancy is crucial for appropriate management.
  • Patients with primary ovarian pregnancy have a favorable outlook for future intra-uterine pregnancies.
  • Understanding the distinct characteristics of primary ovarian pregnancy is essential for improving patient outcomes and fertility preservation.