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Transient Transduction of the Strobilated Forms of Echinococcus granulosus

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Published on: September 16, 2022

Tapeworms.

¹Department of Microbiology, New York State College of Veterinary Medicine, Cornell University, Ithaca.

The Veterinary Clinics of North America. Small Animal Practice

|November 1, 1987

Summary

This summary is machine-generated.

Dogs and cats contract tapeworms by consuming infected intermediate hosts like fleas or rabbits. Common tapeworm treatments are available, but understanding infection sources is key to prevention.

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Area of Science:

Veterinary Parasitology
Zoonotic Diseases
Companion Animal Health

Background:

Dogs and cats serve as definitive hosts for tapeworms, harboring the adult, reproductive stage.
Infection occurs via ingestion of intermediate hosts containing tapeworm larvae (cysticerci).
Intermediate hosts (vertebrates or insects) become infected by ingesting tapeworm eggs from definitive host feces.

Purpose of the Study:

To elucidate the transmission cycles of common tapeworms in dogs and cats.
To identify the primary intermediate hosts and infection sources for domestic canids and felids.
To inform on effective cestocidal treatments and preventative measures.

Main Methods:

Review of tapeworm life cycles, focusing on intermediate host involvement.
Identification of common tapeworm species in North American dogs and cats (e.g., D. caninum, T. pisiformis).
Analysis of cestocidal drug efficacy against various tapeworm genera.

Main Results:

Common tapeworm infections in dogs/cats stem from fleas (Dipylidium caninum), wild rabbits (Taenia pisiformis), and uncooked ruminant/swine meat (Taenia hydatigena).
Specific intermediate hosts include vertebrates (Taenia, Mesocestoides), insects (Dipylidium, Hymenolepis), and aquatic organisms (Diphyllobothrium, Spirometra).
Several cestocides (e.g., praziquantel, fenbendazole) show broad efficacy, with specific drugs recommended for certain genera.

Conclusions:

Understanding tapeworm life cycles and intermediate hosts is crucial for preventing reinfection in dogs and cats.
Client education on potential infection sources (fleas, raw meat, wild animals) is vital post-treatment.
Targeted cestocidal therapies exist, with specific drug choices depending on the tapeworm genus involved.