Torsion of the hydatid testis american academy of pediatrics. Hydatid cyst of morgagni article about hydatid cyst of. The diagnosis of noncomplicated hydatid cyst of the liver depends on clinical suspicion. Liver cysts tend to occur more frequently in the right lobe. Disease bioinformatics research of cyst of hydatid of morgagni has been linked to spermatic cord torsion, torsion abnormality, parovarian cyst, pain, testicular diseases. 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. Less common forms include polycystic echinococcosis and unicystic echinococcosis. Torsion of the testicle and of the hydatid of morgagni.
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. The disease often starts without symptoms and this may last for years. In 19, ombredanne mentioned the torsion of appendix testis, but the first case report was published in 1922 by colt. Upon opening the tunica vaginalis, a large hydatid, the size of a small pea, presented itself. A risk of surgery is that a hydatid cyst may rupture and spread tapeworm heads throughout the patients body. In pediatric patients it is important to ask for a recent history of mumps or lower urinary tract symptoms to exclude epididymoorchitis. 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. 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. Hydatid cysts of the liver diagnosis, complications and treatment 107 3. This can occur prior to the development of a fetal pole or yolk sac less than 5 weeks estimated gestational age. Appendix testis and appendix epididymis springerlink. Ruptured hydatid cyst of the right ventricular outflow tract. Torsion of the appendix testis hydatid of morgagni. A 4 x 3cm hydatid of morgagni with torsion of the pedicle was found on the left fallopian tube.
It has been called the nonpedunculated hydatid of morgagni in contradistinction to the pedunculated hydatid of morgagni or appendix epididymidis. The study of cyst of hydatid of morgagni has been mentioned in research publications which can be found using our bioinformatics tool below. Hydatid definition of hydatid by the free dictionary. Appendix testis in the male paratubal cyst in the female this animal anatomyrelated article is a stub. Torsion of the hydatid of morgagni request pdf researchgate. Public health wales health protection division hydatid. Sonographic diagnosis of hydatids of morgagni of the fallopian tube. These are generally considered as derived from some persistent remnant of the wolffian body or its duct, and their presence. East africa include east africa, spain, greece, the middle east, iran, western australia, chile, argentina, and uruguay. Tapeworms and hydatid disease better health channel. To the best of our knowledge this is only the third report of pulmonary echinococcosis with. 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. A further case is presented, complicated by infarction of the tube and ovary.
Hydatid disease lung aspiration and histopathology youtube. Renal involvement occurs in 3% of cases, 1, 25, 31, 32. Worldwide, four species of tapeworm are clinically important to man. 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 hydatid of morgagni is a small embryological remnant at the upper pole of the testis. Hydatid disease primarily affects the liver and typically demonstrates characteristic imaging findings. Echinococcus vogeli or echinococcus oligarthrus is the cause of polycystic hydatid disease, a disease with features similar to those of alveolar hydatid disease. In the male remnants of the paramesonephric duct may be present as well and are also known as appendix of. The hydatid of morgagni can refer to one of two closely related bodily structures. Cysts of unknown age were also examined from mature, naturally infected sheep. Hydatid cyst of liver postgraduate medical journal. This complication may develop after invasion of the cardiovascular system or direct invasion of the inferior vena cava, 30. Comparative pathology of pulmonary hydatid cysts in. The more important are appendix testis at and appendix epididymis ae.
This is particularly obvious with bilateral and fimbrial hydatid of morgagni. 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. The modern treatment of hydatid cyst of the liver varies from surgical. Torsion of a large appendix testis misdiagnosed as pyocele. Nov 17, 2014 this represent a safe aspiration of hydatid disease in lung by dr. The hydatid of morgagni can refer to one of two closely related structures in male and female in male. Morgagni s discovery of them is an example of serendipity, for hisinterest was initially in the. They were described by giovanni battista morgagni and are remnants of the cranial part of the mesonephric duct. 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 left testis demonstrates slightly increased vascularity and the tunica albuginea of the left testis is slightly thickened in comparison to the contralateral side.
The cysts grew more rapidly and became fertile within a shorter period in wallabies compared with sheep. Hydatid cyst of morgagni definition of hydatid cyst of. The hydatid testis originates from the ceph alad end of the. Scott1 the appendix testis or hydatid of morgagni is a vestigial structure representing the cranial end of the mullerian duct. Testicular appendages represent remnants of embryonic structures.
Laparoscopic removal of hydatid of morgagni in patients with unexplained infertility was followed with a high spontaneous pregnancy rate. This represent a safe aspiration of hydatid disease in lung by dr. Sonographic diagnosis of hydatids of morgagni of the. 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. The appendix testis hydatid of morgagni is seen as an. Hydatid definition of hydatid by medical dictionary. Joint, loose body meniscus mucocele, salivary neuroma mortonstraumatic pilonidal cystsinus polyps, inflammatory nasalsinusoidal femoral head, fracture fingerstoes, amputation, non. May 07, 2019 hydatid disease is a parasitic infestation by a tapeworm of the genus echinococcus. The mediterranean basin is an important endemic area 6,7. The two main types of hydatid disease are caused by e. Morgagni were found on histopathological examination in. To reduce this risk, the doctor may prescribe high doses of the drug albendazole in conjunction with surgery. 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 disease is endemic in sheepraising regions, especially mediterranean countries, the middle east, eastern europe, south america, australia, and new zealand.
Hydatid cyst of liver introduction hydatid disease is a worldwide zoonosis produced by the larval stage of the echinococcus tapeworm. Torsion of the hydatid of morgagni in the female is discussed, together with theories on embryology. Abstract primary hydatid disease of spleen is rare. Morgagni is a well established clinical entity and is seen with moderate.
Get a printable copy pdf file of the complete article 284k, or click on a page image below to browse page by page. Therefore, early diagnosis with the help of radioimaging can be. This drug helps to destroy any remaining tapeworm heads. Histopathology of hydatid cysts of morgagni without endometriosis. The epithelium of the hydatid of morgagni in the human adult female. 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 of morgagni with torsion diagnosed during cesarean. Torsion of appendix testis with blue dot sign eurorad. Torsion of the hydatid of morgagni testicular appendix.
Hydatid of morgagni is a possible underestimated cause of unexplained infertility. Remnant of mullerian duct or paramesonephric duct testicular hydatid of morgagni is attached to tunica albuginea at upper testicular pole. The two main types of the disease are cystic echinococcosis and alveolar echinococcosis. The normal appendix testis and appendix epi didymis are of identical structure, being composed. He underwent emergency surgery for cyst rupture but died due to. The appendix of testis can, occasionally, undergo torsion i. The arrow points to an area of endometriosis in the external side of the cyst wall. Adnexal torsion involving hydatids of morgagni request pdf. 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. Manual detorsion is successful in 80% of attempts, usually when the. Based on the typical cytomorphological features a definitive diagnosis of hydatid cyst with aspergillosis was offered on cytology that was later confirmed on histopathology. Hydatid of morgagni medical definition merriamwebster. 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.
When test is positive, a solitary hydatid of morgagni may be confused with an early gestational sac. Any extra or intratesticular pathology diffuse or focal should be characterized by. Full text full text is available as a scanned copy of the original print version. Jun 19, 2008 testicular hydatid of morgagni is attached to tunica albuginea at upper testicular pole. Ligation of the pedicle and excision of the infarcted cyst were performed. Both testes are of normal echogenicity with no focal intratesticular lesion. The rate of hydatid of morgagni torsion was 26% 4 of 15 cases, 95% confidence interval ci 0.
Hydatid cysts of the liver diagnosis, complications and. May 01, 2000 hydatid disease is a rare cause of recurrent acute pulmonary embolism. 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. Torsion of the hydatid of morgagni hydatid of morgagni. Hydatid of morgagni definition of hydatid of morgagni by.
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. Structural analysis of testicular appendices in patients with. Giant cerebral hydatid cyst in a child a case report and. Echinococcosis is a parasitic disease of tapeworms of the echinococcus type. 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. Pathology of echinococcosis hydatid disease dr sampurna. A 12yearold boy who presented with recurrent syncope was diagnosed to have a hydatid cyst of the right ventricular outflow tract. We report here is a case of 40 year old male presenting with pain in the left hypochondrium at jarash hospital on 492014. Ultrasonography and computed tomography, the most important diagnostic tools, are helpful for determining the complications and planning treatment.
Humans become infected by eating food contaminated with tapeworm eggs, becoming intermediate hosts eggs from dog tapeworm echinococcus granulosus or e. Hydatid of morgagni article about hydatid of morgagni by. The symptoms and signs that occur depend on the cysts location and size. Hydatid of morgagni synonyms, hydatid of morgagni pronunciation, hydatid of morgagni translation, english dictionary definition of hydatid of morgagni. 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. Torsion of testicular appendage hydatid torsion definition. There are two main species of the echinococcus tapeworm 1,2. Torsion of testicular appendage is the rotation of the testicular appendix hydatid of morgagni around its own axis with ischemia. Pathology hydatid cyst structure a primary cyst in the liver is composed of three layers. Welcome to the updated version of pathology for urologists.
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. The epithelium of the hydatid of morgagni in the human. Hydatid cyst of morgagnithe case of a misidentified paratubal cyst. Testicular appendages american urological association. However, there are many potential local complications eg, intrahepatic complications, exophy. Histology of the specimen demonstrated cuboidal epithelium with extensive hemorrhage and necrosis, consistent with an infarcted hydatid of morgagni. Introduction a hydatid cyst is the larval stage of a small tapeworm, echinococcus granulosus. Cystic echinococcosus has a world wide geographical distribution. Get a printable copy pdf file of the complete article 1. 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. It follows accidental ingestion of tapeworm eggs excreted in the faeces of infected dogs. Morgagni described the appendages attached to 10 testes and these have been reconstructed in diagrammatic form in fig. Kern, torsion of the hydatid of morgagni in the female, australian and new zealand journal of surgery, 38, 4, 338342, 2008.
In patients presenting with a torted hydatid of morgagni there is a classic. Hydatid disease of the liver is still endemic in certain parts of the world. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Also, the patient with only hydatids of morgagni will have a negative pregnancy test. Hydatid cysts result from infection by the echinococcus species, and can result in cyst formation anywhere in the body. The appendix testis or hydatid of morgagni is believed to be the embryologic. The vas deferens ductus deferens connects the epididymis with the urethra. Seminiferous tubules converge into rete testis at hilum, anastomose into efferent tubules. Histopathology of hydatid cysts of morgagni with endometriosis. Jt is concluded that hydatids of morgagni, as a single pelvic pathology, might hinder fertility. Hydatid disease is a common parasitic infestation in many parts of the world with involvement of any organ inside the human body.
Feb 11, 2019 hydatid disease in man is caused mainly by infection by the larval stage of the dog tapeworm echinococcus granulosus. A preoperative diagnosis was made of torsion of the hydatid of morgagni, and confirmed the next day. 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. Scott, ultrastructural changes in the neural lobe of the hypophysis of the rat during lactation and suckling, journal of ultrastructure research, 14, 56.
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