Anatomy of the testis, epididymis and spermatic cord. Torsion of the hydatid of morgagni hydatid of morgagni. Torsion of a large appendix testis misdiagnosed as pyocele. Laparoscopic removal of hydatid of morgagni in patients with unexplained infertility was followed with a high spontaneous pregnancy rate.
Appendix testis in the male paratubal cyst in the female this animal anatomyrelated article is a stub. A scrotal ultrasound study was performed which showed a round, welldefined and hypoechogenic extratesticular nodule of 7mm between the head of the epididymis and the upper testis pole which was the twisted appendix testis, located exactly under the blue dot on the skin. Sonographic diagnosis of hydatids of morgagni of the. Hydatid cyst of liver introduction hydatid disease is a worldwide zoonosis produced by the larval stage of the echinococcus tapeworm. In pediatric patients it is important to ask for a recent history of mumps or lower urinary tract symptoms to exclude epididymoorchitis. To the best of our knowledge this is only the third report of pulmonary echinococcosis with. Ruptured hydatid cyst of the right ventricular outflow tract. Hydatid cysts of the liver diagnosis, complications and. Hydatid of morgagni medical definition merriamwebster. Renal involvement occurs in 3% of cases, 1, 25, 31, 32. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. The appendix of testis can, occasionally, undergo torsion i. Torsion of the appendix testis hydatid of morgagni.
Scott1 the appendix testis or hydatid of morgagni is a vestigial structure representing the cranial end of the mullerian duct. Morgagni were found on histopathological examination in. This drug helps to destroy any remaining tapeworm heads. Get a printable copy pdf file of the complete article 284k, or click on a page image below to browse page by page. Hydatid disease primarily affects the liver and typically demonstrates characteristic imaging findings. Hydatid disease of the liver is still endemic in certain parts of the world. This complication may develop after invasion of the cardiovascular system or direct invasion of the inferior vena cava, 30. The occurrence of a small cyst with a stringlike pedicle, having its attachment to the lower margin of the fimbriated extremity of the fallopian tube, is frequently observed. In patients presenting with a torted hydatid of morgagni there is a classic. Hydatid cyst of morgagni article about hydatid cyst of. Epidemiological data for hydatid disease 19902006 in wales pdf, 84kb a poster presented at the hpa health protection annual conference 2007 by the nphs and the interspecies infection group on the potential reemergence of hydatid disease in wales is available to download from. The majority of these cysts are benign, though rare cases borderline tumors and carcinomas have been reported arising from paratubal and paraovarian masses, 12% of cases 69.
Giant cerebral hydatid cyst in a child a case report and. Testicular appendages american urological association. Torsion of the hydatid testis american academy of pediatrics. Morgagni is a well established clinical entity and is seen with moderate. The hydatid of morgagni can refer to one of two closely related structures in male and female in male. We searched for the presence of an at or ae in 103 consecutive inguinal hernia and 39 cryptorchidism operations performed at our department during the last 2 years and found 114 ats 80. Full text full text is available as a scanned copy of the original print version. Hydatid of morgagni synonyms, hydatid of morgagni pronunciation, hydatid of morgagni translation, english dictionary definition of hydatid of morgagni. Pathology hydatid cyst structure a primary cyst in the liver is composed of three layers. The disease often starts without symptoms and this may last for years. Level i surgical pathology, gross examination only. Torsion of the hydatid is of no consequence in itself except that it presents a similar picture to torsion of the testis which is a surgical emergency. Hydatid disease, or echinococcosis, is a widespread zoonotic parasitic disease caused by a tapeworm that continues to be a clinical and public health problem worldwide, especially in areas where animal husbandry and subsistence farming form an integral part of community life.
The two main types of the disease are cystic echinococcosis and alveolar echinococcosis. The two main types of hydatid disease are caused by e. The appendix testis hydatid of morgagni is seen as an. The normal appendix testis and appendix epi didymis are of identical structure, being composed. Pathology of echinococcosis hydatid disease dr sampurna. Morgagni described the appendages attached to 10 testes and these have been reconstructed in diagrammatic form in fig. The result of the cervical computed tomography scan was similar to a benign congenital cyst but the frozen section demonstrated a hydatid cyst that was confirmed by final histopathology. Humans become infected by eating food contaminated with tapeworm eggs, becoming intermediate hosts eggs from dog tapeworm echinococcus granulosus or e. The more important are appendix testis at and appendix epididymis ae. Surgery is the main form of treatment for hydatid disease. Scott, ultrastructural changes in the neural lobe of the hypophysis of the rat during lactation and suckling, journal of ultrastructure research, 14, 56. Public health wales health protection division hydatid.
The appendix testis or hydatid of morgagni is a vestigial remnant of the mullerian duct, present on the upper pole of the testis and attached to the tunica vaginalis. Torsion of the hydatid of morgagni in the female is discussed, together with theories on embryology. In male, the appendix testis or testicular hydatid of morgagni is a vestigial remnant of the mullerian duct, present on the upper pole of the testis and attached to the tunica vaginalis. The mediterranean basin is an important endemic area 6,7.
It has been called the nonpedunculated hydatid of morgagni in contradistinction to the pedunculated hydatid of morgagni or appendix epididymidis. To reduce this risk, the doctor may prescribe high doses of the drug albendazole in conjunction with surgery. The cysts grew more rapidly and became fertile within a shorter period in wallabies compared with sheep. Hydatid of morgagni is a possible underestimated cause of unexplained infertility. Histology of the specimen demonstrated cuboidal epithelium with extensive hemorrhage and necrosis, consistent with an infarcted hydatid of morgagni. Hydatid disease is a common parasitic infestation in many parts of the world with involvement of any organ inside the human body.
Hydatid disease lung aspiration and histopathology youtube. Ultrasonography and computed tomography, the most important diagnostic tools, are helpful for determining the complications and planning treatment. Less common forms include polycystic echinococcosis and unicystic echinococcosis. Hydatid cyst fluid is the antigenic source of reference for immunodiagnosis of human hydatidosis, which is mainly based on the detection of antigens b and 5. The appendix testis or hydatid of morgagni is believed to be the embryologic. Testicular appendages represent remnants of embryonic structures. Echinococcus vogeli or echinococcus oligarthrus is the cause of polycystic hydatid disease, a disease with features similar to those of alveolar hydatid disease. Therefore, early diagnosis with the help of radioimaging can be. Seminiferous tubules converge into rete testis at hilum, anastomose into efferent tubules. The study of cyst of hydatid of morgagni has been mentioned in research publications which can be found using our bioinformatics tool below.
This is particularly obvious with bilateral and fimbrial hydatid of morgagni. Based on the typical cytomorphological features a definitive diagnosis of hydatid cyst with aspergillosis was offered on cytology that was later confirmed on histopathology. The epithelium of the hydatid of morgagni in the human adult female. Jun 19, 2008 testicular hydatid of morgagni is attached to tunica albuginea at upper testicular pole. Both testes are of normal echogenicity with no focal intratesticular lesion. The hydatid testis originates from the ceph alad end of the. Morgagni s discovery of them is an example of serendipity, for hisinterest was initially in the.
It is not endemic in the united states, but the change in the immigration patterns and the marked increase in transcontinental transportation over the past 4 decades have caused a rise in the profile of this previously unusual disease throughout north america. Remnant of mullerian duct or paramesonephric duct testicular hydatid of morgagni is attached to tunica albuginea at upper testicular pole. The symptoms and signs that occur depend on the cysts location and size. The hydatid of morgagni can refer to one of two closely related bodily structures. Hydatid definition of hydatid by medical dictionary. Nov 17, 2014 this represent a safe aspiration of hydatid disease in lung by dr. Histology the majority of hydatid cysts occur in the liver, causing symptoms that may include chronic abdominal discomfort, occasionally with a palpable or visible abdominal mass. It appeared slightly injected, somewhat dusky in color, and was attached to the testis at the upper pole near the epididymis by a thin pedicle about 1. Get a printable copy pdf file of the complete article 1. Somatic extracts have been widely used in the serodiagnosis for echinococcus granulosus infection in dogs and ruminant intermediate hosts, although in the last few years the detection of. A 12yearold boy who presented with recurrent syncope was diagnosed to have a hydatid cyst of the right ventricular outflow tract. Comparative pathology of pulmonary hydatid cysts in. The appendix of testis otherwise known as hydatid of morgagni is a remnant of upper portion of the paramesonephric duct mullerian duct, whereas portion of. Cystic echinococcosus has a world wide geographical distribution.
Sonographic diagnosis of hydatids of morgagni of the fallopian tube. Any extra or intratesticular pathology diffuse or focal should be characterized by. Hydatid cyst of morgagnithe case of a misidentified paratubal cyst. East africa include east africa, spain, greece, the middle east, iran, western australia, chile, argentina, and uruguay. Upon opening the tunica vaginalis, a large hydatid, the size of a small pea, presented itself. The hydatid of morgagni is a small embryological remnant at the upper pole of the testis. It may remain asymptomatic and can cause sight threatening symptoms with increase in size. The left testis demonstrates slightly increased vascularity and the tunica albuginea of the left testis is slightly thickened in comparison to the contralateral side. They thus appear to be a specific variant of paratubal cysts. Hydatid cyst of morgagni definition of hydatid cyst of.
Ligation of the pedicle and excision of the infarcted cyst were performed. Manual detorsion is successful in 80% of attempts, usually when the. Echinococcosis, also called echinococcal disease, hydatidosis, or hydatid disease, formation of cysts, or hydatids, at the site of infestation by the larval form of echinococcus granulosus, a tapeworm common in sheep, cattle, camels, dogs, and many other mammals. In patients presenting with a torted hydatid of morgagni there is a classic blue dot sign described that can be present in up to 20% of cases fig. Torsion of morgagni hydatid in acute scrotum syndrome abstract the results of operative treatment of 252 patients aged from 3 months to 20 years mean age 9,9 2,9 years hospitalized with acute pain in the scrotum were demonstrated. The modern treatment of hydatid cyst of the liver varies from surgical. Feb 11, 2019 hydatid disease in man is caused mainly by infection by the larval stage of the dog tapeworm echinococcus granulosus. Cysts of unknown age were also examined from mature, naturally infected sheep. Welcome to the updated version of pathology for urologists. Fine needle aspiration cytology of hepatic hydatid cyst. Hydatid of morgagni with torsion diagnosed during cesarean. Liver cysts tend to occur more frequently in the right lobe. Torsion of testicular appendage hydatid torsion definition.
However, there are many potential local complications eg, intrahepatic complications, exophy. Tapeworms and hydatid disease better health channel. Hydatid cysts of morgagni, also hydatids of morgagni or morgagni s cysts, are common and appear as pedunculated, often tiny, frequently multiple cysts connected to the fimbriae of the fallopian tubes. Hydatid cysts of the liver diagnosis, complications and treatment 107 3. Abstract primary hydatid disease of spleen is rare. Jt is concluded that hydatids of morgagni, as a single pelvic pathology, might hinder fertility. The rate of hydatid of morgagni torsion was 26% 4 of 15 cases, 95% confidence interval ci 0.
Hydatid cysts result from infection by the echinococcus species, and can result in cyst formation anywhere in the body. May 01, 2000 hydatid disease is a rare cause of recurrent acute pulmonary embolism. Introduction a hydatid cyst is the larval stage of a small tapeworm, echinococcus granulosus. When test is positive, a solitary hydatid of morgagni may be confused with an early gestational sac. The disease is endemic in sheepraising regions, especially mediterranean countries, the middle east, eastern europe, south america, australia, and new zealand. Torsion of the hydatid of morgagni request pdf researchgate. Torsion of the testicle and of the hydatid of morgagni. Structural analysis of testicular appendices in patients with. Hydatid cyst of liver postgraduate medical journal. Aug 26, 20 hydatid cyst echinococcosis is a parasite disease caused by the larval stage of the genus echinococcus. Joint, loose body meniscus mucocele, salivary neuroma mortonstraumatic pilonidal cystsinus polyps, inflammatory nasalsinusoidal femoral head, fracture fingerstoes, amputation, non. He underwent emergency surgery for cyst rupture but died due to.
There are two main species of the echinococcus tapeworm 1,2. This can occur prior to the development of a fetal pole or yolk sac less than 5 weeks estimated gestational age. The arrow points to an area of endometriosis in the external side of the cyst wall. Torsion of the hydatid of morgagni testicular appendix. Hydatid of morgagni definition of hydatid of morgagni by. Hydatid definition of hydatid by the free dictionary. In the male remnants of the paramesonephric duct may be present as well and are also known as appendix of. Hydatid of morgagni article about hydatid of morgagni by. Appendix testis and appendix epididymis springerlink. Disease bioinformatics research of cyst of hydatid of morgagni has been linked to spermatic cord torsion, torsion abnormality, parovarian cyst, pain, testicular diseases. May 07, 2019 hydatid disease is a parasitic infestation by a tapeworm of the genus echinococcus. A further case is presented, complicated by infarction of the tube and ovary. Kern, torsion of the hydatid of morgagni in the female, australian and new zealand journal of surgery, 38, 4, 338342, 2008.
These are generally considered as derived from some persistent remnant of the wolffian body or its duct, and their presence. The epithelium of the hydatid of morgagni in the human. They were described by giovanni battista morgagni and are remnants of the cranial part of the mesonephric duct. This represent a safe aspiration of hydatid disease in lung by dr. The development and appearance of hydatid cysts of echinococcus granulosus in experimentally infected tammar wallabies macropus eugenii and sheep during the period 917 months postinfection mpi were studied. In 19, ombredanne mentioned the torsion of appendix testis, but the first case report was published in 1922 by colt. Adnexal torsion involving hydatids of morgagni request pdf. It follows accidental ingestion of tapeworm eggs excreted in the faeces of infected dogs.
Torsion of appendix testis with blue dot sign eurorad. Histopathology of hydatid cysts of morgagni with endometriosis. We report here is a case of 40 year old male presenting with pain in the left hypochondrium at jarash hospital on 492014. A 4 x 3cm hydatid of morgagni with torsion of the pedicle was found on the left fallopian tube. The vas deferens ductus deferens connects the epididymis with the urethra. A preoperative diagnosis was made of torsion of the hydatid of morgagni, and confirmed the next day. Also, the patient with only hydatids of morgagni will have a negative pregnancy test. Worldwide, four species of tapeworm are clinically important to man.
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