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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.
Pathological hibernation of the turtle
Greek tortoise · Environmental · EMERGENCIES
Feline hyperthyroidism
Cat · Other · Metabolic and endocrine
Nutritional deficiency in captivity
Northern bald ibis · Other · Nutrition & deficiencies
Maedi-Visna
Sheep · Viral · Infectious
Ovine pulmonary adenomatosis
Sheep · Viral · Infectious
Ovine fasciolosis
Sheep, Goat · Parasitic · Parasites
Fasciolosis
Cow · Parasitic · Parasites
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
Squirrel roundworms
Barbary ground squirrel · Parasitic · Parasites
Squirrel dental malocclusion
Barbary ground squirrel · Other · Dental and oral
Intestinal parasitism by nematodes in snakes
Montpellier snake · Parasitic · Parasites
Feline hepatic lipidosis
Cat · Other · Digestives
Feline triadite
Cat · Other · Digestives
Echinococcosis
Dog · Parasitic · Infectious
Giardiasis of dogs
Dog · Parasitic · Parasites
Copper deficiency in cattle
Cow · Other · Skin & coat
Paratuberculosis
Cow · Bacterial · Infectious
Exocrine pancreatic insufficiency
Dog · Other · Digestives
Megaesophagus
Dog · Other · Respiratory
Dog tapeworms
Dog · Parasitic · Parasites
Cattle gastrointestinal strongles
Cow · Parasitic · Parasites
Giardiasis of cats
Cat · Parasitic · Parasites
Canine lymphoma
Dog · Other · Blood
Gastrointestinal strongyloses in sheep
Sheep, Goat · Parasitic · Parasites
Avian trichomoniasis
Long-legged buzzard · Parasitic · Parasites
Avian coccidiosis
Long-legged buzzard · Parasitic · Parasites
Turtle intestinal parasitism (pinworms)
Greek tortoise · Parasitic · Parasites
Sheep footrot
Sheep · Bacterial · Infectious
Feline infectious peritonitis
Cat · Viral · Infectious
Chronic kidney disease
Dog, Cat · Other · Urinary and renal
Diabetes mellitus
Dog, Cat · Other · Liver and pancreas
Dairy cow ketosis
Cow · Other · Digestives
Abomasal displacement
Cow · Other · Digestives
Chronic inflammatory bowel disease in cats
Cat · Other · Digestives
Chronic gastritis in cats
Cat · Other · Digestives
Cryptosporidiosis of reptiles
Montpellier snake · Parasitic · Parasites
Feline polycystic kidney disease
Cat · Other · Urinary and renal
Cat tapeworms
Cat · Parasitic · Parasites
Chronic inflammatory bowel disease in dogs
Dog · Other · Digestives
Canine chronic hepatitis
Dog · Other · Digestives
Animal trypanosomiasis
Cow · Parasitic · Infectious
Hypodermosis
Cow · Parasitic · Parasites
Sheep scabies
Sheep · Parasitic · Parasites
Canine hepatozoonosis
Dog · Parasitic · Infectious
Sole ulcer
Cow · Other · Feet & hooves
Actinobacillosis
Cow · Bacterial · Infectious
Cow ovarian cysts
Cow · Other · Reproduction
Caseous lymphadenitis
Sheep, Goat · Bacterial · Infectious
Infectious bovine keratoconjunctivitis
Cow · Bacterial · Infectious
Bovine scabies
Cow · Parasitic · Parasites
Digital dermatitis
Cow · Bacterial · Infectious
Canine heartworm disease
Dog · Parasitic · Parasites
Feline pancreatitis
Cat · Other · Digestives
Melophagosis
Sheep · Parasitic · Parasites
Avian aspergillosis
Northern bald ibis, Long-legged buzzard · Fungal · Infectious
Haemonchosis
Sheep, Goat · Parasitic · Parasites
Dilated cardiomyopathy in dogs
Dog · Other · Cardiac
Addison's disease in dogs
Dog · Other · Digestives
Canine hookworm disease
Dog · Parasitic · Parasites
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
Heart failure in cats
Cat · Other · Cardiac
Avian malaria
Northern bald ibis · Parasitic · Infectious
Avian salmonellosis
Northern bald ibis, Long-legged buzzard · Bacterial · Infectious
Feline Cholangitis
Cat · Other · Infectious
Feline chronic gingivostomatitis
Cat · Other · Dental and oral
Feline hemoplasmosis
Cat · Bacterial · Infectious
Breast tumors in dogs
Dog · Other · Cancers and tumors
Dog roundworms
Dog · Parasitic · Parasites
Estrosis
Sheep, Goat · Parasitic · Parasites
Feline uveitis
Cat · Other · Infectious
Sheep myiasis
Sheep, Goat · Parasitic · Parasites
Parasitism by raptor ectoparasites (mallophages and mites)
Long-legged buzzard · Parasitic · Parasites
Ulcerative stomatitis of the turtle
Greek tortoise · Bacterial · Infectious
Canine ehrlichiosis
Dog · Bacterial · Infectious
Squamous cell carcinoma of cats
Cat · Other · Dental and oral
Bovine anaplasmosis
Cow · Bacterial · Infectious
Coenurosis
Sheep, Goat · Parasitic · Parasites
Megacolon and constipation in cats
Cat · Other · Digestives
Linear foreign body of the cat
Cat · Other · Digestives
Hypervitaminosis and vitamin A deficiency in turtles
Greek tortoise · Other · Eyes
Cat roundworms
Cat · Parasitic · Parasites
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
Squirrel pasteurellosis
Barbary ground squirrel · Bacterial · Infectious
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