Ascarops

Genus of parasitic nematodes

Ascarops is a genus of parasitic nematodes belonging to the family Spiruridae. These parasitic worms primarily infect the stomachs of mammals, particularly swine and other livestock. The genus is characterized by its distinctive morphological features and life cycle, which involves intermediate hosts such as beetles.

Morphology

Members of the genus Ascarops are typically small, cylindrical worms. They possess a well-developed esophagus and a simple digestive system. The anterior end of the worm is equipped with a buccal capsule, which is used to attach to the host's stomach lining. The posterior end of the worm is tapered and may exhibit sexual dimorphism, with males generally being smaller than females.

Life Cycle

The life cycle of Ascarops involves both definitive and intermediate hosts. The adult worms reside in the stomach of the definitive host, where they reproduce. Eggs are passed in the host's feces and are ingested by intermediate hosts, such as beetles. Inside the beetle, the larvae develop into infective stages. When the definitive host consumes the infected beetle, the larvae are released in the stomach, where they mature into adult worms.

Pathogenesis

Infection with Ascarops can lead to gastritis and other gastrointestinal disturbances in the definitive host. Symptoms may include vomiting, diarrhea, and weight loss. Heavy infestations can cause significant damage to the stomach lining, leading to secondary infections and other complications.

Diagnosis and Treatment

Diagnosis of Ascarops infection is typically made through the identification of eggs in the host's feces or by direct observation of the worms during endoscopy or necropsy. Treatment usually involves the administration of anthelmintic drugs, which are effective in eliminating the worms from the host's stomach.

Prevention

Preventive measures include proper management of livestock to reduce exposure to intermediate hosts and regular deworming programs. Ensuring good hygiene and sanitation practices can also help minimize the risk of infection.

Related Pages

• Nematode
• Spiruridae
• Gastritis
• Anthelmintic