Heartworm Symptoms - The Four Stages Of Heartworms In Dogs Stage 1: In dogs, the first stage of heartworm will typically be symptom free. . Stage 2: Stage two of heartworms in dogs is accompanied by moderate symptoms including intolerance for exercise and a more lingering cough.
Are there different stages of heartworms in dogs?
Dogs with heavy worm burdens, have been infected for a long time, or are very active, often show obvious symptoms. There are four classes, or stages, of heartworm disease.
How can you tell if a dog is dying from heartworms?
Pay attention to these warning signs of heartworms in dogs, and take your pet to the vet if these symptoms persist.A dry unproductive cough. ... Inactivity or laziness. ... Weight loss and loss of appetite. ... Shallow and rapid breathing. ... Distended chest. ... Allergic reactions. ... Collapsing or fainting.7 Signs That Your Dog Has Heartworms - Pet Wellness Clinics
How do you know what stage of heartworm you have?
Signs of heartworm disease may include a mild persistent cough, reluctance to exercise, fatigue after moderate activity, decreased appetite, and weight loss. As heartworm disease progresses, pets may develop heart failure and the appearance of a swollen belly due to excess fluid in the abdomen.
How fast do heartworms progress?
When the infected mosquito bites another dog, the mosquito spreads the infective larvae to the dog through the bite wound. In the newly infected dog, it takes about 6 to 7 months for the infective larvae to mature into adult heartworms.
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