Chart: 6 zoonoses you should know -- Roundworm infection

Chart: 6 zoonoses you should know -- Roundworm infection

source-image
Mar 12, 2010
veterinary_hookworm veterinary_tapeworm veterinary_roundworm veterinary_toxoplasmosis veterinary_cryptosporidiosis veterinary_lyme_disease

Common disease name

Roundworm infection
(Roundworms are large [3- to 18-cm], worms that are usually tightly coiled when passed and look like spaghetti.)


Scientific name

Dogs: Toxocara canis (zoonotic), Toxascaris leonina (not zoonotic), Baylisascaris procyonis (zoonotic)

Cats: Toxocara cati, Toxascaris leonina


Method of infection

Puppies and kittens: Transplacental, ingestion of eggs in feces

Adult dogs and cats: Ingestion of tissues of intermediate host (e.g. rodents), ingestion of eggs in feces

People: Ingestion of larvated eggs (fecal-infected soil), ocular or visceral larva migrans (Toxocara canis)


Signs

Puppies and kittens: May present with ill thrift, failure to gain weight, poor hair coat, pot-bellied appearance; pups with heavy infections may expel a large mass of worms in the vomitus at 4 to 6 months old

Adult dogs and cats: Vomiting

People: Pneumonia-like symptoms and skin staining from damage to internal organs (visceral larva migrans) and irritated retinas from damage to the eyes (ocular larva migrans)


Treatment

Dogs: Fenbendazole, milbemycin oxime, pyrantel pamoate, and combinations of febantel and pyrantel and praziquantel

Cats: Selamectin, emodepside/praziquantel, combinations of pyrantel and febantel


People most at risk

Most common in children


Prevention

  • Deworm puppies and kittens when they are 2, 4, 6, and 8 weeks of age, and give them monthly preventives as soon as the label recommendations allow.
  • Promptly remove animal feces from the yard and litter box.
  • Keep dogs on leashes or in fenced yards and cats indoors to help prevent ingestion of infected animals or feces.
  • Monitor children playing outside in sandboxes and parks.
  • Prevent transplacental transfer in dogs by treating bitches before and after whelping.

ADVERTISEMENT

Photo galleries

Your veterinary clinic cat texts your vet--with photos

FIRSTLINE - Nov 26, 2014

By CC the Clinic Cat

CC, your veterinary clinic cat, is caught in the act of making mischief in these compromising photos.

Social media gives glimpse into veterinary clinics grappling with monster snowstorm

DVM360 MAGAZINE - Nov 19, 2014

By dvm360.com staff

Veterinary clinics near Buffalo, N.Y., connect with clients via Facebook as snow paralyzes region.

Vet-spiration issue 6: The "we're nuts for fall" edition

FIRSTLINE - Nov 18, 2014

By dvm360.com staff

Cattoos—squirrel—canines fighting cancer—squirrel!—cat traps demystified and—squirrel!!!—in this issue of your veterinary inspiration digest.