Linguatula serrata can be found in several countries in Asia, Southeast Asia, the Middle East, Europe, North Africa, and the Americas. Although the distribution of . Linguatula serrata is a food-borne zoonotic pentastomid that affects a wide range of animals including humans. Dogs and other carnivores are the final hosts. Twenty-four to 48 hours after imidacloprid/moxidectin was administered, the dog coughed up a dead worm, later confirmed as Linguatula serrata (Fig 1).

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After a series of molts, the worm loses its leg-like appendages and tapers from its cone shaped head down to its posterior end. In the larval stage, it is endoparasitic on herbivorous and domesticated mammals such as sheep, camels, goats, cattle, rabbits, rodents and pigs.

Prevalence of Linguatula serrata infection in domestic bovids slaughtered in Tabriz Abattoir, Iran. The patient consumed raw liver of sheep who was admitted to the Afzalipour University Hospital in Kerman for the symptoms of upper respiratory tract.

Drabick, Development – Life Cycle metamorphosis diapause Reproduction Although sexually dimorphic, larger females attempt to find similarly sized males to mate.

Research in Veterinary Science After a series of molts in these cysts, the third stage larvae lose the leg-like appendages and can travel in between the abdominal cavity and the abdominal wall. Abstract Pentastomiasis is a parasitic zoonosis endemic to western linguatila central Africa.

Linguatula serrata tongueworm Facebook.

Journal of Parasitology Research

Deaths have been reported due to blocked air passages [ 22 ]. Because humans are often the accidental intermediate or final host of L. In most cases, the parasites were detected at surgery or at autopsy, mainly in the liver, lungs, and lymph nodes.


Introduction Linguatulosis is a rare zoonotic parasitic disease resulting from invasion of the body by wormlike parasites of the genus Linguatulaalso known as tongue worms [ 1 ].

This is where similarly sized females and males mate, though pentastomid males are generally smaller than pentastomid females. The results of the prevalence of Linguatula serrata in dogs in Jalingo, North Eastern Nigeria, are presented in Table 1.

However, worthy of note is the slight fall in parasitism observed just before the start of the rainy season April-May. Hepatic granuloma due to a nymph of Linguatula serrata in a woman from Michigan: Linguatula serrataentitled tongue worm, and a worm-like blood sucking parasite; belongs to the phylum Pentastomida.

If an intermediate host ingests them e.

ADW: Linguatula serrata: INFORMATION

In other projects Wikimedia Commons. Seven hundred and seventy seven dogs brought for treatment at the hospital were subjected to buccal sublingual examination and also observation for symptoms of pentastomiasis. The study of prevalence rate of L. Recent advances in our understanding of pentastomid reproductive biology.

Riley, Linguatula serrata reaches sexual maturity after several molts in a carnivorous host’s repiratory tract.

By linguattula this site, you agree to the Terms of Use and Privacy Policy. This stage of infection is typically asymptomatic. Biology, prevention and control.

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Most of this livestock is herbivorous and controlled by humans; few natural ecosystems are affected. However, egg shedding is intermittent, which can lead to false negatives. In insects, “incomplete metamorphosis” is when young animals are similar to adults and change gradually into the adult form, and “complete metamorphosis” is when there is a profound change between larval and adult forms.

You may be interested in an article in this site on medicinal plants against external and internal parasites. This pentastomid has a relatively low host specificity, infecting many herbivorous mammals as juveniles and many carnivorous mammals as adults. When ingested by an intermediate host such as rodents rabbits and ratsruminants sheep, goats, cattle and camels and accidentally by humans 1the embryos migrate to the mesenteric lymph nodes and various other organs, where they feed on blood and fluids and molt to become mature nymphal stage.


People may linugatula from irritation in their nose and throat. The eggs are about micrometers and contain the fully-developed first stage of the larva. Sporadic infestation of linguatkla linguatulosis have been documented from different provinces of Iran including Tehran 1415Mashhad 16 and Shiraz American Journal of Tropical Medicine60 3: One-humped camel Camelus dromedaries infestation with Linguatula serrata in Tabriz, Iran. To receive news and publication updates for Journal of Parasitology Research, enter your email address in the box below.

Shekarforoush SS, Arzani P. In otherwords, Europe and Asia and northern Africa.

Linguatula serrata – Wikipedia

A case report of Linguatula serrata in human throat from Linguatupa, central Iran. When humans ingest eggs from vegetation in the external environment, the parasite develops in the infected person as an intermediate host.

These animals linguatua potential source of infection and as a threat, pose an important public health and veterinary concern worldwide, mainly in endemic counties such as Iran. Humans are accidentally infected by ingesting water and vegetables or frequently by eating raw liver containing nymphs 2. The adult form of this parasite inhabits the nasal airway, frontal sinus, and tympanic cavity of canids and felids [ 7 ].

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