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1560 results for “dog parasite”
Common Skin Problems in Dogs During Summer
If your dog is scratching more than usual, the cause may be the skin itself - parasites, allergies or underlying disease. Summer brings a spike in canine skin conditions, so every owner should know the common ones. This guide lists allergic dermatitis, yeast infection, folliculitis, impetigo, seborrhea, ringworm, mange, fleas, ticks, lupus and more, with their hallmark signs. Most skin diseases develop over time, so early detection and prompt veterinary care keep them stable and curable - watch your dog's behavior and act on anything unusual.
Allergies in Cats and Dogs
An allergy is the body's over-reaction when it meets the same trigger again, and in pets it often runs in families. Sneezing, chronic diarrhea, itchy skin, hair loss, and over-grooming are clues, and severe reactions can be fatal. Knowing the main allergen types helps you remove the cause and get the right care.
How to Prevent Respiratory Infections in Dogs in Winter
Respiratory disease peaks in winter and during seasonal changes, and is the most common problem seen in clinics. By site it splits into upper respiratory tract (URT) and lower respiratory tract (LRT) infection. URT is mostly viral with secondary bacteria and causes nasal discharge, sneezing, and nosebleeds; LRT is mainly bacterial and brings cough and breathing trouble. Diagnosis separates viral from bacterial with blood work and chest X-rays, and treatment uses vaccines, antivirals, and antibiotics such as doxycycline and enrofloxacin, plus cough and fever control.
Hookworms in Dogs: Symptoms and Deworming
Hookworms are intestinal parasites named for their hook-like mouthparts, which anchor them to the gut wall. Only about an eighth of an inch long, they are hard to see, yet they drink large amounts of blood from tiny vessels and can inflame the gut, cause anemia, and threaten life, especially in puppies. Dogs catch them by mouth, through the skin, or from mother to pup via placenta and milk. Signs include pale gums, weakness, weight loss, and bloody diarrhea. Diagnosis is a fecal float, and treatment is regular deworming plus a repeat dose to kill newly matured worms.
Ringworm in Cats and Dogs: Symptoms and Treatment
Ringworm, or dermatophytosis, is one of the most common skin diseases in pets, caused mainly by Microsporum canis, M. gypseum, and Trichophyton mentagrophytes. It matters for public health because most strains are zoonotic, survive for three to four years in dry conditions, and resist ordinary disinfectants. Infection spreads by contact or contaminated objects, peaking in warm, humid weather. Signs are round patches of hair loss, redness, and scaling, usually without itch. Treatment uses topical and, for widespread cases, oral antifungals, plus environmental cleaning. This guide covers the cause, signs, and care.
Why Are Your Dog’s Eyes Red and Swollen?
Dogs are nearsighted and see few colors, but their eyes still reveal a lot about their health. Red, swollen eyes can come from something simple like a speck of dust or shampoo, an allergy to food or the environment, or infection by bacteria, fungus, or parasites after a scratch or fight. Built-in problems also play a role: eyelid malformation (entropion or ectropion) and misdirected lashes rub the eye and cause chronic irritation. Because redness can also signal illness such as a cold or distemper, a vet check is wise when signs persist.
Lice on Cats and Dogs: Symptoms, Risks, and Treatment
Lice peak in winter, especially in January, when thick coats let them breed undisturbed. They strike young, stray, and undernourished pets, causing itching, restlessness, hair loss, and in heavy infestations anemia and weakness. Two main types live on pets: blood-feeding sucking lice and coat-chewing lice, each with its own species on dogs and cats. Lice are host-specific and do not infect people, though fleas from pets can. This guide covers the types, the harm they do, how they are diagnosed, and how to treat and prevent them.
What to Do When Your Cat or Dog Has Chronic Constipation, Diarrhea, or Indigestion
About 60 to 80 percent of a cat or dog's immune system resides in the digestive tract, and a healthy gut is the body's first line of defense against pathogens and toxins. When the intestinal flora falls out of balance, pets frequently develop constipation, diarrhea, and poor digestion and become far more prone to illness. Diet, stress, medications, and a naturally smaller microbiome all influence gut health. Probiotics can help restore balance, but most beneficial bacteria are destroyed by stomach acid or by heat during food processing. This guide explains why gut balance matters, what disrupts it, and how to choose a heat- and acid-resistant, high-activity probiotic that actually survives to reach the intestines where it is needed.
Symptoms and Treatment of Fatty Liver in Dogs
Canine fatty liver is the build-up of fat in the liver from disrupted sugar and fat metabolism, showing as excess body fat, poor digestion, and easy fatigue. Causes are primary, from high-fat diet, low protein, starvation, or little exercise, or secondary, from hepatitis, diabetes, and other chronic disease. Signs include low spirit, poor appetite, occasional vomiting, and an enlarged liver. Diagnosis uses blood, biochemistry, and imaging; treatment is medicine plus a changed diet, regular meals, and exercise.
Symptoms and Treatment of Gastroenteritis in Dogs
Gastroenteritis is the general name for acute or chronic inflammation of the stomach and intestinal lining. Because dogs and cats are meat eaters, the causes are many, from bacteria, viruses, and parasites to drugs and bad food, so diagnosis must be precise. Most cases show on-and-off vomiting and diarrhea, with foam or yellow bile in the vomit. A vet should treat it early, with care centered on fasting, fluids, nutrition, and stopping the vomiting and diarrhea.