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Symptoms
Weight loss
Visible or measurable weight loss, with a preserved appetite or not.
Diseases that may be associated
These signs can have several origins — this list is neither exhaustive nor a diagnosis.
Feline hyperthyroidism
Cat · Other · Metabolic and endocrine
Ovine fasciolosis
Sheep, Goat · Parasitic · Parasites
Fasciolosis
Cow · Parasitic · Parasites
Maedi-Visna
Sheep · Viral · Infectious
Ovine pulmonary adenomatosis
Sheep · Viral · Infectious
Feline leukemia virus
Cat · Viral · Infectious
Feline lymphoma
Cat · Other · Digestives
Canine leishmaniasis
Dog · Parasitic · Parasites
Feline immunodeficiency virus
Cat · Viral · Infectious
Coccidiosis
Domestic rabbit, Sheep · Parasitic · Parasites
Bovine tuberculosis
Cow · Bacterial · Infectious
Copper deficiency in cattle
Cow · Other · Skin & coat
Cattle gastrointestinal strongles
Cow · Parasitic · Parasites
Paratuberculosis
Cow · Bacterial · Infectious
Feline hepatic lipidosis
Cat · Other · Digestives
Feline triadite
Cat · Other · Digestives
Dog tapeworms
Dog · Parasitic · Parasites
Echinococcosis
Dog · Parasitic · Infectious
Giardiasis of dogs
Dog · Parasitic · Parasites
Exocrine pancreatic insufficiency
Dog · Other · Digestives
Megaesophagus
Dog · Other · Respiratory
Gastrointestinal strongyloses in sheep
Sheep, Goat · Parasitic · Parasites
Giardiasis of cats
Cat · Parasitic · Parasites
Canine lymphoma
Dog · Other · Blood
Feline polycystic kidney disease
Cat · Other · Urinary and renal
Cat tapeworms
Cat · Parasitic · Parasites
Dairy cow ketosis
Cow · Other · Digestives
Feline infectious peritonitis
Cat · Viral · Infectious
Chronic kidney disease
Dog, Cat · Other · Urinary and renal
Diabetes mellitus
Dog, Cat · Other · Liver and pancreas
Abomasal displacement
Cow · Other · Digestives
Chronic inflammatory bowel disease in cats
Cat · Other · Digestives
Chronic gastritis in cats
Cat · Other · Digestives
Sheep footrot
Sheep · Bacterial · Infectious
Chronic inflammatory bowel disease in dogs
Dog · Other · Digestives
Canine chronic hepatitis
Dog · Other · Digestives
Animal trypanosomiasis
Cow · Parasitic · Infectious
Sole ulcer
Cow · Other · Feet & hooves
Actinobacillosis
Cow · Bacterial · Infectious
Cow ovarian cysts
Cow · Other · Reproduction
Hypodermosis
Cow · Parasitic · Parasites
Canine hepatozoonosis
Dog · Parasitic · Infectious
Sheep scabies
Sheep · Parasitic · Parasites
Caseous lymphadenitis
Sheep, Goat · Bacterial · Infectious
Haemonchosis
Sheep, Goat · Parasitic · Parasites
Canine hookworm disease
Dog · Parasitic · Parasites
Canine heartworm disease
Dog · Parasitic · Parasites
Bovine scabies
Cow · Parasitic · Parasites
Digital dermatitis
Cow · Bacterial · Infectious
Infectious bovine keratoconjunctivitis
Cow · Bacterial · Infectious
Sarcoma at the injection site
Cat · Other · Skin & coat
Breast tumors of the cat
Cat · Other · Cancers and tumors
Feline mastocytoma
Cat · Other · Skin & coat
Melophagosis
Sheep · Parasitic · Parasites
Feline pancreatitis
Cat · Other · Digestives
Dilated cardiomyopathy in dogs
Dog · Other · Cardiac
Addison's disease in dogs
Dog · Other · Digestives
Breast tumors in dogs
Dog · Other · Cancers and tumors
Dog roundworms
Dog · Parasitic · Parasites
Feline hemoplasmosis
Cat · Bacterial · Infectious
Feline uveitis
Cat · Other · Infectious
Feline Cholangitis
Cat · Other · Infectious
Feline chronic gingivostomatitis
Cat · Other · Dental and oral
Heart failure in cats
Cat · Other · Cardiac
Estrosis
Sheep, Goat · Parasitic · Parasites
Coenurosis
Sheep, Goat · Parasitic · Parasites
Sheep myiasis
Sheep, Goat · Parasitic · Parasites
Bovine anaplasmosis
Cow · Bacterial · Infectious
Canine ehrlichiosis
Dog · Bacterial · Infectious
Squamous cell carcinoma of cats
Cat · Other · Dental and oral
Cat roundworms
Cat · Parasitic · Parasites
Megacolon and constipation in cats
Cat · Other · Digestives
Linear foreign body of the cat
Cat · Other · Digestives
Hemangiosarcoma of the spleen
Dog · Other · Blood
Bovine theileriosis
Cow · Parasitic · Parasites
Cat anemia
Cat · Other · Blood
Feline pyelonephritis
Cat · Bacterial · Infectious
Contagious lumpy skin disease
Cow · Viral · Infectious
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Find a veterinarianThis 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.