Heterophyes heterophyes, Metagonimus yokogawai, Haplorchis taichui, Haplorchis pumilio and Stellantchasmus falcatus are a few of the many heterophyids. Heterophyes heterophyes (von Siebold, ) Stiles and Hassal, (Figure 2 ). ETYMOLOGY:Hetero = different and phyes = form. Heterophyes heterophyes. Introduction: Heterophyes heterophyes is a small parasitic fluke that infects humans who eat raw or undercooked fish infected with .

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Natural definitive hosts are cats, dogs, foxes, wolves, pelicansand humans. Linking to a non-federal site does not constitute an endorsement by HHS, CDC or any of its employees of the sponsors or the information and products presented on the site. InKhalil found 53 of 60 school children infected in an area close to the Suez Canal; init was found in 14 of 65 cats in Egypt Abo-Shady et al. The prevention of the ingestion of raw fish. Distribution of the snail Pirenella conica in Sinai and Israel and its infection by Heterophyidae and other trematodes.

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Journal of the Egyptian Society of Parasitology, 36 2 The definitive host becomes infected by ingesting undercooked or salted fish containing metacercariae.

Heterophyes aegyptiaca Cobbold Please add a reason or a talk parameter to this template to explain the issue with the article. Heterophyes heterophyes by Anastasia Bowman Jun 13, The heart can be affected with tissue reaction in the hererophyes and myocardium that cause heart failure.

Migration of the eggs to the heart, resulting in potentially fatal myocardial and valvular damage, has been reported from the Philippines. The miracidia undergo several developmental stages in the snail, i. Probably praziquantel, but not reported.


The life cycle in Egypt involves the snail Pironella conica and the brackish-water fish host Mugil cephalus. Heterophhyes 3, Content source: Snail intermediate hosts of Heterophyes heterophyes.

Heterophyes – Wikipedia

International Journal for Parasitology 35 J Egypt Med Assoc Heterophyes heterophyes recovered from the from the intestine of heteropyes cat in Egypt. On their way down, they contact a fish and penetrate into the epithelium of the fish.

The metacercariae are found within the muscle of the fish hosts. However, heterrophyes eggs are indistinguishable from those of Metagonimus yokogawai and resemble those of Clonorchis and Opisthorchis. The reflection of control programs of parasitic diseases upon gastrointestinal helminthiasis in Dakahlia Governorate, Egypt. Wikimedia Commons has media related to Heterophyes heterophyes. Inside the snails gut, the miracidium becomes a sporocyst which then begin to produce rediae. Ueterophyes ingestion, the metacercariae excyst, attach to the mucosa of the small intestine and mature into adults measuring 1.

The adult flukes range from 1. It is possible that inhabitants of these areas eat more low-salted or improperly cooked fish and that their fish are obtained from polluted water.

Heterophyes heterophyes is a yeterophyes parasite. In rural areas of Egypt there was a higher chance of being infected with H. In heavy infections which are common cause damage to the mucosa and produce intestinal pain and mucosa diarrhea. The fluke also has female reproductive organs.

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heterohpyes In Egypt, after looking at twelve populations of Cerithideopsilla conicawhich heteropyhes mud snail and carrier of Heterophyes heterophyesit was found that the most infected snails were found in the Nile Delta compared to the Red sea coast and inland waters of the Delta. Located in the medioanterior of the body is the acetabulum. The second intermediate host include freshwater fish: This article needs attention from an expert in biology.


An examination of the histopathology of the intestine of infected cats revealed that the parasites were heteropyyes associated with the villi Hamdy and Nicola, Migration to other organs e. Adults reside in the small intestine of the definitive host. The spines on the genital sucker of Heterophyes heterophyes number 50 to 80 and are digitate, looking like small leafless trees.

Here, the cercariae encyst in the muscle tissue. In endemic areas, people who live near lake shores or river banks usually have a higher rate and intensity of infection than those living a distance from such areas. Like all trematodes, Heterophyes heterophyes requires a snail as an intermediate host. In the orient, Heterophyes nocens Onji and Nishio, was described, but it is now considered a subspecies of Heterophyes heterophyes. DPDx is an education resource designed for health professionals and laboratory scientists.

This species was originally collected in by Bilharz from a human being in Egypt; the fluke was named Distoma heterophyes by von Siebold.

The diagnosis is based on the microscopic identification of eggs in the stool. Volumes I and II. Cerithideopsilla cingulata is the main first intermediate host for H.