Symptoms

Observable signs in animals, and the diseases that may be associated with them. A symptom is not a diagnosis: only a veterinarian can make one.

This information is provided for educational purposes only and is not a substitute for a veterinary consultation. If you have any concerns about your animal's health, consult a veterinarian.

Difficulty chewing

The animal chews on one side, drops its food, or only accepts soft foods.

68 linked diseases

Difficulty standing up

The animal tries several times to stand up, or uses the walls to help it.

141 linked diseases

Difficulty swallowing

The animal cranes its neck, spits out food or refuses to swallow.

59 linked diseases

Difficulty urinating

The animal assumes a urinating posture and strains but produces little or no urine. In males, if nothing is passed, this is an eme...

19 linked diseases

Discharge from one nostril only

Fluid drains from one side of the nose only (clear, thick, or bloody).

6 linked diseases

Discharge from the eyes

Watery eyes or clear to purulent discharge from the eyes, in one or both eyes.

79 linked diseases

Discharge, wound or bad smell at the anus

Brownish discharge, blood or pus near the anus, a small weeping wound nearby, or an unusual strong smell from the rear end.

4 linked diseases

Drinks a lot

Marked increase in drinking (polydipsia), often associated with more abundant urine.

27 linked diseases

Drop in egg laying

The number of eggs laid drops significantly compared to previous weeks.

5 linked diseases

Dry dark-brown to black ear wax

An abundant buildup of dark-brown to black, dry and grainy material in the ear canal that resembles coffee grounds.

1 linked disease

Dull coat

Dry, pitted, lackluster coat, sometimes with dandruff — common sign of chronic illness or deficiency.

368 linked diseases

Ear discharge

Fluid, pus, or moist yellowish or brownish material coming out of the ear canal. A dry dark brown or black deposit resembling coff...

10 linked diseases

Ear scratching

Insistent scratching of the ear with the paw, or rubbing of the head against the floor and furniture.

26 linked diseases

Edema

Soft, painless swelling caused by accumulation of fluid under the skin, often under the jaw, limbs or abdomen.

80 linked diseases

Enlarged or pot-bellied abdomen

The abdomen enlarges or sags, often while the back, ribs, or hips remain thin or become thinner. This is neither a gas-filled, dis...

11 linked diseases

Excessive salivation

Abundant flow of saliva (ptyalism), linked to oral pain, a foreign body, poisoning or difficulty swallowing.

193 linked diseases

Fall in milk production

Rapid or gradual decline in the volume of milk produced, often the first visible sign of disease in dairy cows or sheep.

54 linked diseases

Fatigue

Decrease in energy and activity: the animal plays less, sleeps more, moves less willingly.

735 linked diseases

Fever

Elevation of body temperature above normal values for the species. Common sign of infection or inflammation.

246 linked diseases

Fleas or flea dirt in the coat

Small brown, flattened insects that crawl or jump through the coat are visible, or small black specks at the base of the hairs tha...

4 linked diseases

Found dead without previous signs (sudden death)

One or more animals are found dead although they appeared healthy the day before or just a few hours earlier, with no signs of ill...

22 linked diseases

Gas and flatulence

More frequent or more odorous gas emissions than usual.

10 linked diseases

Grinding of teeth

Bruxism: audible rubbing of the teeth, frequent expression of abdominal pain in ruminants.

24 linked diseases

Hair loss

Localized or diffuse depilated areas, with or without associated skin lesions.

99 linked diseases

Hard or painful abdomen

The animal stiffens, grunts or shrinks when its belly is touched, which appears tense.

169 linked diseases

Harsh honking cough

A dry, harsh, and forceful cough in fits that sounds like a honking goose call. It often ends with gagging, as if the animal were...

2 linked diseases

Head shaking

The animal shakes its head repeatedly, often to one side, as if to get rid of something.

12 linked diseases

Head tilted

Head carriage permanently tilted to one side, often associated with damage to the inner ear or nervous system.

30 linked diseases

Heat intolerance

The animal does not tolerate hot hours well, seeks shade and tiles, and pants for a long time.

9 linked diseases

Hiding or withdrawing

The animal moves away, seeks dark or closed places, flees the contact it previously accepted.

59 linked diseases

Hot or painful foot

One or more feet are warmer than the others, and pressing triggers a reaction.

21 linked diseases

Increased appetite

The animal demands more, eats faster or searches for food constantly.

11 linked diseases

Infertility

Absence of pregnancy after several matings or inseminations, or repeated returns to heat.

33 linked diseases

Irregular or sunken brood

Brood covers are sunken, pierced, or abnormally colored, and occupied cells are scattered.

4 linked diseases

Itching

The animal scratches, bites or rubs itself repeatedly. Often linked to external parasites or skin conditions.

87 linked diseases

Itching or lesions mainly on the lower back and tail base

The animal scratches, chews or loses hair mainly on the lower back, around the base of the tail and on the back of the thighs, muc...

1 linked disease

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Symptoms

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