Surface epithelial-stromal tumor

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Surface epithelial-stromal tumor

Pathology

Male and female reproductive system disorders

Precocious puberty

Delayed puberty

Klinefelter syndrome

Turner syndrome

Androgen insensitivity syndrome

5-alpha-reductase deficiency

Kallmann syndrome

Male reproductive system disorders

Hypospadias and epispadias

Bladder exstrophy

Priapism

Penile cancer

Prostatitis

Benign prostatic hyperplasia

Prostate cancer

Cryptorchidism

Inguinal hernia

Varicocele

Epididymitis

Orchitis

Testicular torsion

Testicular cancer

Erectile dysfunction

Male hypoactive sexual desire disorder

Female reproductive system disorders

Amenorrhea

Ovarian cyst

Premature ovarian failure

Polycystic ovary syndrome

Ovarian torsion

Krukenberg tumor

Sex cord-gonadal stromal tumor

Surface epithelial-stromal tumor

Germ cell ovarian tumor

Uterine fibroid

Endometriosis

Endometritis

Endometrial hyperplasia

Endometrial cancer

Choriocarcinoma

Cervical cancer

Pelvic inflammatory disease

Urethritis

Female sexual interest and arousal disorder

Orgasmic dysfunction

Genito-pelvic pain and penetration disorder

Mastitis

Fibrocystic breast changes

Intraductal papilloma

Phyllodes tumor

Paget disease of the breast

Breast cancer

Hyperemesis gravidarum

Gestational hypertension

Preeclampsia & eclampsia

Gestational diabetes

Cervical incompetence

Placenta previa

Placenta accreta

Placental abruption

Oligohydramnios

Polyhydramnios

Potter sequence

Intrauterine growth restriction

Preterm labor

Postpartum hemorrhage

Chorioamnionitis

Congenital toxoplasmosis

Congenital cytomegalovirus (NORD)

Congenital syphilis

Neonatal conjunctivitis

Neonatal herpes simplex

Congenital rubella syndrome

Neonatal sepsis

Neonatal meningitis

Miscarriage

Gestational trophoblastic disease

Ectopic pregnancy

Fetal hydantoin syndrome

Fetal alcohol syndrome

Reproductive system pathology review

Disorders of sex chromosomes: Pathology review

Prostate disorders and cancer: Pathology review

Testicular tumors: Pathology review

Uterine disorders: Pathology review

Ovarian cysts and tumors: Pathology review

Cervical cancer: Pathology review

Vaginal and vulvar disorders: Pathology review

Benign breast conditions: Pathology review

Breast cancer: Pathology review

Complications during pregnancy: Pathology review

Congenital TORCH infections: Pathology review

Disorders of sexual development and sex hormones: Pathology review

Amenorrhea: Pathology Review

Testicular and scrotal conditions: Pathology review

Sexually transmitted infections: Warts and ulcers: Pathology review

Sexually transmitted infections: Vaginitis and cervicitis: Pathology review

HIV and AIDS: Pathology review

Penile conditions: Pathology review

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Surface epithelial-stromal tumor

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Surface epithelial-stromal tumor

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A 56-year-old woman comes to the clinic due to progressive pelvic discomfort over the past few months. Medical history is noncontributory, and she is in good health. The patient does not have a family history of malignancy, history of sexually transmitted disease, urinary symptoms, or bleeding. Last menstrual cycle was 5 years ago, and the last Pap smear 6 months ago was normal. Temperature is 37 °C (98.6°F), pulse is 84/min, and blood pressure is 125/85 mmHg. Physical examination is within normal limits, other than a right adnexal mass upon palpation. Ultrasonography shows a solid right adnexal mass. The patient subsequently undergoes laparoscopy with excision of the mass. The specimen and histopathological analysis are shown below:


Reproduced from: Wikimedia Commons


Reproduced from: Wikimedia Commons

This patient’s lesion most likely arose from which of the following structures of the ovary?  


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Transcript

Content Reviewers

Rishi Desai, MD, MPH

Contributors

Yifan Xiao, MD

Tanner Marshall, MS

Epithelial refers to the surface lining, and ovarian refers to ovary, of which women have two that sit along either side of the uterus so epithelial ovarian cancer, is a cancer that forms along the surface of an ovary.

Now, each ovary contains multiple follicles.

And, each follicle is made up of a germ cell, also known as an oocyte, which is the immature egg.

Between the follicles is the stromal or connective tissue cells, and lining the ovary is a layer of epithelial cells.

Ovarian tumors are generally grouped based on these three types of cells in the ovaries, and the majority of ovarian cancers are epithelial kind.

Now, if an epithelial cell starts to divide uncontrollably, it can either be a benign tumor which means that it does not invade nearby tissue or spread to other parts of the body, or it can be a malignant tumor which means that it might invade or spread to other tissues.

Compared with benign tumor cells, a distinguishing feature of malignant tumor cells have slightly less organized nuclei.

A third class of tumors are called borderline tumors because they have features that are intermediate between the other benign and malignant tumors.

Epithelial ovarian cancers can be subdivided into four types: serous, mucinous, endometrioid and transitional.

Serous and mucinous tumors arise from epithelial cells that line the outside of ovaries, whereas even though the tumors are found in the epithelium, the endometrioid and transitional cell tumors arise from other cell types.

Serous tumors have fluid-filled cysts, typically a single cyst, and can be benign, malignant, or borderline.

Benign serous tumors are called serous cystadenomas, and are the most common type, and often develop on both ovaries, and typically affect premenopausal women.

Mucinous tumors, on the other hand, have mucus-filled cysts that often involve large multiloculated cysts, but can also be benign, malignant, or borderline.

Summary

Surface epithelial-stromal tumors (SESTs), are tumors that arise from the ovarian surface epithelium, ectopic endometrial tissue, fallopian tube epithelium, or the endocervix. They can occur in many organs and tissues, including the ovaries, uterus, and other parts of the reproductive tract. These tumors can vary in size and type and can have variable clinical behaviors depending on the type. Treatment may include surgery, chemotherapy, radiation, and other therapies, depending on the type and severity of the tumor.

Sources

  1. "Robbins Basic Pathology" Elsevier (2017)
  2. "Harrison’s principles of internal medicine" McGraw Hill Education/ Medical (2018)
  3. "Pathophysiology of Disease: An Introduction to Clinical Medicine 8E" McGraw-Hill Education / Medical (2018)
  4. "CURRENT Medical Diagnosis and Treatment 2020" McGraw-Hill Education / Medical (2019)
  5. "Mucinous Tumors of the Ovary: Current Thoughts on Diagnosis and Management" Current Oncology Reports (2014)
  6. "A case of small cell carcinoma of the ovary hypercalcemic variant in a teenager" Gynecologic Oncology Case Reports (2012)
  7. "Epithelial Ovarian Cancer Metastasizing to the Brain: A Late Manifestation of the Disease With an Increasing Incidence" Journal of Clinical Oncology (2002)
  8. "Fertility and borderline ovarian tumor: a systematic review of conservative management, risk of recurrence and alternative options" Human Reproduction Update (2012)
Elsevier

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