Vaginalis testisEpididymisAlbugineaSpermatic cordMesothelioma of the tunicaPosteriorSurrounds the testisHydroceleSurface of the tunicaTumorScrotumTesticularRight testisMediastinum testisEpididymalExcisionMalignantSeptaDuctusUltrasoundDeleterious effectsLesionsDuctsHydrocelesFetalSertoliSpermBenignMale reproductiveAdultSpermatogenesisTesticleCarcinomaEndocrineDescendDevelopsUltrasonographyFetusMethodsPoleExposureAbnormalitiesAsbestosTumors
Vaginalis testis6
- Testicular mesothelioma is also called paratesticular or mesothelioma of the tunica vaginalis testis. (survivingmesothelioma.com)
- Inflammation of the tunica vaginalis testis. (wordinfo.info)
- 2. In the fetus, a fold of tunica vaginalis testis (the serous membrane surrounding the front and sides of the testicle) supporting the mesonephros and the developing testis. (wordinfo.info)
- 3. In the adult, a fold of tunica vaginalis testis between the testis and epididymis. (wordinfo.info)
- The tunica vaginalis testis (a remnant of the processus vaginalis) envelopes the testis in a double layer, except at the superior and posterior borders where the spermatic cord and epididymis adhere to the testes. (medscape.com)
- The visceral layer of the tunica vaginalis testis is closely applied to the testis, epididymis, and ductus deferens. (medscape.com)
Epididymis20
- Etiologically, secondary inflammatory changes caused by the complete or incomplete torsion of testicular or epididymis appendices or by the existence of stones in the tunica sac might be responsible for the pain. (hindawi.com)
- It is a novel endourologic technique that explores the scrotum and easily provides a direct and clear view of the testis and epididymis. (hindawi.com)
- The scrotal part of the processus vaginalis mostly surrounds the testis to form the tunica vaginalis, although the posterior aspect of the testis that is attached to the epididymis is not covered by the tunica. (medscape.com)
- The deformity leads to inadequate posterior fixation of the testis to the epididymis and scrotal wall. (aafp.org)
- The epididymis is a duct that attaches to the testis, consisting of a central portion, a head, and a pointed extremity (tail). (visiblebody.com)
- Ducts penetrate penile fascia covering the testis and carry seminal fluid from the testis up to the epididymis, and from there the fluid enters the vas deferens. (visiblebody.com)
- The epididymis is a long, coiled tube that stores sperm and transports it from the testes. (healthline.com)
- Although it bears some superficial resemblance to the testes, the epididymis differs in that it is smaller, and the tubes are larger and less densely packed. (healthline.com)
- Near the top of the testis is the head of the epididymis, which stores sperm until it is ready to undergo maturation. (healthline.com)
- Partially surrounding and separating the epididymis from the testis is a thin sheet of tissue referred to as the tunica vaginalis. (healthline.com)
- An increased incidence of tumours was reported in multiple tissues, such as the mesothelial tissues (tunica vaginalis of the testis, epididymis, abdominal wall or surface of abdominal organs), skin (subcutaneous tissues), mammary gland, liver and lungs, in rats exposed via the diet. (gc.ca)
- Several species of bats contain pigment granules within the scrotal skin, tunica vaginalis or tunica albuginea surrounding the testis and/or epididymis. (ku.edu)
- The amount of head malformations in sperms was significantly increased, whereas the weights of the epididymis and seminal vesicle , seminiferous tubules diameter and tunica albuginea thickness were significantly decreased in the exposure group compared to the sham exposure group. (emf-portal.org)
- LEFT TESTIS AND EPIDIDYMIS VIEWED FROM BEHIND, showing the ductus epididymidis and the first part of the ductus deferens. (co.ma)
- At first the ductus deferens, like the canal from which it takes its origin, is very tortuous, but soon increasing in thickness, the duct becomes less twisted, and passes upwards along the medial side of the epididymis, behind the testis, to enter the spermatic funiculus (Fig. 1007). (co.ma)
- Cut through tunica vaginalis with scissors then bisect testis in the plane of the epididymis. (uchicago.edu)
- Sample tumor (at least 1 section per centimeter) including closest penetration of tunica albuginea/vaginalis and epididymis. (uchicago.edu)
- An image depicting the testes and epididymis can be seen below. (medscape.com)
- On the posterolateral surface of the testis, this layer invests a slit-like recess between the body of the epididymis and the testis that is called the sinus of epididymis. (medscape.com)
- The epididymal head overhangs the upper pole of the testis, receives the seminal fluid from the ducts of the testis (which pierce the upper portion of the mediastinum), then allows the passage of the sperm into the distal portion of the epididymis. (medscape.com)
Albuginea8
- From the microscopic analysis of the testes were identified: vaginal and tunica albuginea, formed by dense connective tissue modeled with large amount of collagen fibers. (bvsalud.org)
- The tunica albuginea fibrous septa emits into the body. (bvsalud.org)
- The radical orchidectomy specimen showed a sharply demarcated, firm, yellow-white 1-cm nodule beneath the tunica albuginea at the upper pole. (bmj.com)
- a long course, reaches the posterior border of the testis, where it breaks up into branches which enter the mediastinum testis, and are distributed along the septa and on the deep surface of the tunica albuginea. (co.ma)
- Measure distance of tumor from tunica and note whether tumor extends up to, into, or through tunica albuginea or vaginalis. (uchicago.edu)
- Deep to the tunica vaginalis, the tunica albuginea is a tough, fibrous outer covering of the testis. (medscape.com)
- Anteriorly and laterally, numerous imperfect septa are given off, which radiate to the glands surface and are attached to the tunica albuginea. (medscape.com)
- The tumor infiltrated the tunica albuginea focally without disrupting it completely. (bvsalud.org)
Spermatic cord9
- Hydrocele is an abnormal fluid collection within the tunica vaginalis of the scrotum or along the spermatic cord in males. (medscape.com)
- The patient should perform the Valsalva maneuver while standing so he can be evaluated for a mass of dilated testicular veins in the spermatic cord forming a varicocele above and behind the testis. (aafp.org)
- A collection of water (hydrocele) in the testis, as in the tunica vaginalis or along the spermatic cord. (wordinfo.info)
- During this part of its course the duct, together with the vessels and nerves of the testis, is surrounded by a number of loose coverings derived from certain layers of the abdominal wall, and the cord-like structure so formed is termed the funiculus spermaticus or spermatic cord. (co.ma)
- Measure size of testis (3D) and length/diameter of spermatic cord. (uchicago.edu)
- Remove and submit proximal spermatic cord margin en face. (uchicago.edu)
- Generously sample the spermatic cord, including the proximal margin (en face). (uchicago.edu)
- Superiorly, it is suspended by the spermatic cord, with the left testis often sitting lower than the right testis. (medscape.com)
- The parietal layer of tunica vaginalis is adjacent to the internal spermatic fascia, is more extensive, and extends superiorly into the distal part of the spermatic cord. (medscape.com)
Mesothelioma of the tunica6
- Signs of malignant mesothelioma of the tunica vaginalis are similar to other disorders of the testes. (pleuralmesothelioma.com)
- Malignant mesothelioma of the tunica vaginalis does not have a unique set of symptoms and presents similarly to more common testicular diseases. (pleuralmesothelioma.com)
- The prognosis for malignant mesothelioma of the tunica vaginalis is substantially more favorable than other types. (pleuralmesothelioma.com)
- Median life expectancy for mesothelioma of the tunica vaginalis is about 24 months. (pleuralmesothelioma.com)
- Mesothelioma of the tunica vaginalis is an aggressive form of cancer, and 52% of patients develop local recurrence or metastasis. (pleuralmesothelioma.com)
- Due to the similarity of symptoms with other types of testicular disease, diagnosing mesothelioma of the tunica vaginalis can be difficult. (pleuralmesothelioma.com)
Posterior3
- It appears as a curved structure on the posterior (back) margin of each testis. (healthline.com)
- On the posterior surface, it is reflected inwardly to form an incomplete vertical septum called the mediastinum testis. (medscape.com)
- Located on the posterior border of the testis, it is composed of 3 parts, including the head (caput), body (corpora), and tail (cauda). (medscape.com)
Surrounds the testis1
Hydrocele2
- Mesotheliomas of the tunica vaginalis are rare, but should be considered in patients with a history of asbestos exposure who have a complex hydrocele with hypervascular parietal vegetations. (medscape.com)
- A 2019 study of 113 patients found that 56% developed hydrocele and 33% had a lump or mass on the testes. (pleuralmesothelioma.com)
Surface of the tunica1
- Testicular mesothelioma develops as hard yellowish lesions on the surface of the tunica vaginalis. (pleuralmesothelioma.com)
Tumor3
- A biopsy involves removing a sample of tissue from the tumor within the testes and analyzing the cellular structure in the lab. (pleuralmesothelioma.com)
- Histopathological evaluation revealed seminoma of the right testis, nonseminomatous germ cell tumor of the left testis, and metastatic seminoma in the right groin postoperatively. (cancernetwork.com)
- Carcinoma of the rete testis is a rare malignant tumor which frequently occurs in middle-aged to older patients and has an aggressive biological behavior. (bvsalud.org)
Scrotum4
- The terms testis (singular) and testes (plural) refer to the male reproductive gland (or glands), the source of spermatozoa and of the androgens, usually paired in an external scrotum in man and certain other mammals. (wordinfo.info)
- Over the last 3 months of gestation, the testis must course its way down from its original retroperitoneal position to its final destination in the scrotum. (medscape.com)
- The testis is a paired, ovoid male reproductive organ that sits in the scrotum, separated from its mate by a scrotal septum. (medscape.com)
- Inferiorly, the testis is anchored to the scrotum by the scrotal ligament, a remnant of the gubernaculum. (medscape.com)
Testicular8
- Testicular mesothelioma, a rare form of the disease, affects the tunica vaginalis in the testes and accounts for less than 5% of all cases. (pleuralmesothelioma.com)
- Testicular mesothelioma forms on the membrane that lines the testes called the tunica vaginalis. (pleuralmesothelioma.com)
- In this disorder, incomplete attachment of the gubernaculum and testicular tunics to dartos fascia causes the cord to twist above the level of the testis and tunica vaginalis. (aafp.org)
- Guidelines for the Implementation of a Testis-sparing Approach to Testicular Cancer. (medscape.com)
- This study reports useful information on the limits of the organotypic culture of neonatal mouse testes, which has been regarded as an experimental strategy that can be extended to humans in the clinical setting for the conservation and subsequent re-use of testicular tissue. (elifesciences.org)
- The evidence that the culture of testicular fragments of 6.5-day-old mouse testes does not allow optimal differentiation of steroidogenic cells is compelling and should enable further optimizations in the future. (elifesciences.org)
- Ex vivo exposure of first trimester testes to CBD, THC, or CBD/THC [ratio 1:1] at 10 −7 to 10 −5 M altered testosterone secretion by Leydig cells, AMH secretion by Sertoli cells, and impacted testicular cell proliferation and viability as early as 72 h post-exposure. (biomedcentral.com)
- IF the orchiectomy is for undescended testis , submit the entire testicular parenchyma to evaluate for GCNIS (germ cell neoplasia in situ). (uchicago.edu)
Right testis3
- Scrotal examination revealed a mass on the left side and a small right testis with a hard mass at the lower pole. (cancernetwork.com)
- Scrotal ultrasound revealed a homogeneous hypoechoic right testis without a mass and a heterogeneous mass containing multiple inhomogeneous cystic areas on the left side. (cancernetwork.com)
- Outside scrotal ultrasound determined a homogeneous hypoechoic right testis without a distinct mass, measuring 3.8 × 4.1 × 5.2 cm. (cancernetwork.com)
Mediastinum testis1
- The mediastinum testis extends from the superior to near the inferior portion of the gland. (medscape.com)
Epididymal1
- Based on this information, the objective of this study is to describe morphologically the testes and epididymal ducts of pampas cat. (bvsalud.org)
Excision1
- The scrotal approach, with excision or eversion and suturing of the tunica vaginalis, is recommended for chronic noncommunicating hydroceles. (medscape.com)
Malignant1
- Malignant peritoneal mesothelioma (MPM) is a highly lethal malignancy of the serosal membranes of the pleura, peritoneum, pericardium, or tunica vaginalis testes. (karger.com)
Septa1
- It extends into the testis itself to line the surfaces of individual septa of testis. (wikipedia.org)
Ductus2
- The vas deferens, or the ductus deferens , is the excretory duct of the testis. (visiblebody.com)
- The arteries and nerves of the testis communicate with those on the lower part of the ductus deferens, namely, with the artery of the ductus deferens and with twigs from the hypogastric plexus. (co.ma)
Ultrasound3
- An ultrasound, or Doppler, can show if there are lumps or masses in the testes as well as any areas of restricted blood flow. (pleuralmesothelioma.com)
- Investigations included laboratory workup, ultrasound of both testes, as well as CT-scan of the chest, abdomen, and pelvis. (cancernetwork.com)
- Forty-six (88.5%) testes were localised pre-operatively by ultrasound- 20 of 22 (90.9%) palpable testes and 26 of 30 (86.7%) non-palpable testes. (bvsalud.org)
Deleterious effects1
- Depending on the molecules and testis age, highly deleterious effects of phytocannabinoid exposure were observed on testis tissue after 14 days, including Sertoli and germ cell death. (biomedcentral.com)
Lesions1
Ducts1
- In the male the paramesonephric ducts atrophy (but traces of their anterior ends are represented by the appendix of testis of the male), while their terminal fused portions form the prostatic utricle in the floor of the prostatic urethra. (wikipedia.org)
Hydroceles1
- With noncommunicating hydroceles, in both children and adults, fluid accumulates because of altered balance between fluid production and absorption within the tunica. (medscape.com)
Fetal6
- The fetal testis, whose endocrine function orchestrates the masculinization of many distant organs, is particularly sensitive to disruption by xenobiotics. (biomedcentral.com)
- In this context, we aimed to determine whether cannabis exposure has the potential to directly impact the human fetal testis. (biomedcentral.com)
- We determined the expression of components of the ECS in the human fetal testis from 6 to 17 developmental weeks and assessed the direct effects of phytocannabinoids Δ9-trans-tetrahydrocannabinol (THC) and cannabidiol (CBD) on the testis morphology and cell functions ex vivo. (biomedcentral.com)
- We demonstrate the presence in the human fetal testis of two key endocannabinoids, 2-arachidonylglycerol (2-AG) and to a lower level anandamide (AEA), as well as a range of enzymes and receptors for the ECS. (biomedcentral.com)
- Transcriptomic analysis on 72 h-exposed fetal testis explants revealed 187 differentially expressed genes (DEGs), including genes involved in steroid synthesis and toxic substance response. (biomedcentral.com)
- Our study is the first to evidence the presence of the ECS in the human fetal testis and to highlight the potential adverse effect of cannabis consumption by pregnant women onto the development of the male gonad. (biomedcentral.com)
Sertoli2
- This is due to the production of Anti-Müllerian hormone by the Sertoli cells of the testes. (wikipedia.org)
- Except for the large size, the findings were identical to those of a Sertoli cell nodule-a typically microscopic, unencapsulated lesion commonly detected in cryptorchid testes. (bmj.com)
Sperm1
- The testis produces male gametes (sperm), which contribute half of the genetic instructions for embryonic development. (visiblebody.com)
Benign1
- The transition between benign and neoplastic rete testis epithelium served as a helpful diagnostic clue. (bvsalud.org)
Male reproductive1
- Testes, like the ovaries , are endocrine glands, and they produce testosterone, which governs early development of the male reproductive system, as well as male secondary sex traits. (visiblebody.com)
Adult1
- Described by some as being shaped and sized like a large olive or small plum, the average volume of the adult testis is approximately 25 mL. (medscape.com)
Spermatogenesis2
- The tubules in the testes where spermatogenesis occurs. (mcw.edu)
- A decline in intratesticular testosterone levels has been highlighted in vitro in 35- to 49-day cultures of 5 d pp mouse testes, i.e. after the end of the first wave of spermatogenesis ( 9 ). (elifesciences.org)
Testicle1
- The word testicle is a diminutive of testis . (wordinfo.info)
Carcinoma1
- These findings are those of a primary rete testis carcinoma. (bvsalud.org)
Endocrine1
- The testis (from the Greek word orchis ) is the male gland important for both reproductive (exocrine) and endocrine functions. (medscape.com)
Descend2
- How do testes descend in relation to it? (freezingblue.com)
- 2. Failure of one or both of the testes to descend. (wordinfo.info)
Develops2
- The female system develops the ovaries, and the male system develops the testes. (visiblebody.com)
- As the fetus develops, the functioning testis produces the male hormone testosterone to allow development of male genitalia. (medscape.com)
Ultrasonography2
- Background: The use of ultrasonography in the pre-operative localisation of undescended testes has become controversial due to fears about its accuracy. (bvsalud.org)
- This study was designed to ascertain the accuracy, sensitivity, specificity, positive predictive value (PPV) and negative predictive value (NPV) of ultrasonography in the localisation of the undescended testes in children. (bvsalud.org)
Fetus1
- 1. Peritoneal fold supporting the testis in the fetus. (wordinfo.info)
Methods1
- Patients and Methods: A prospective evaluation of all boys undergoing operation for undescended testes at the Lagos University Teaching Hospital, Idi-Araba, Lagos, over a 12 month period was performed. (bvsalud.org)
Pole2
- On the right side, a very small testis with a hard nontender mass at the lower pole was noted that measured approximately 1 × 2 cm. (cancernetwork.com)
- Smooth to palpation, the testis sits obliquely with its long axis mostly vertical with a slight anterior and lateral slant to the superior pole. (medscape.com)
Exposure1
- Effect of long-term exposure of 2.4 GHz radiofrequency radiation emitted from Wi-Fi equipment on testes functions med. (emf-portal.org)
Abnormalities1
- 1993) Evidence for increasing incidence of abnormalities of the human testis: a review. (medscape.com)
Asbestos1
- Researchers are still working to understand how asbestos fibers cause mesothelioma to form in the testes. (pleuralmesothelioma.com)
Tumors1
- Early-stage disease indicates that cancer is localized and tumors have not formed outside of the testes. (pleuralmesothelioma.com)