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Pet Health Conditions A–Z | United Pet Club

HomePet HealthPet Health Conditions A–Z

Pet Health Conditions A–Z

Every condition in our veterinary-reviewed reference, A to Z.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Abscesses in reptiles — Abscess
Acral lick dermatitis — Lick granuloma
Acute kidney injury — Acute kidney failure
African horse sickness — AHS
African swine fever — ASF
Agamid atadenovirus infection (adenovirus) in bearded dragons — Adenovirus (stargazing disease)
Air sac mite infestation — Air sac mites
Aleutian disease (ferret amdoparvovirus infection) — Aleutian disease
Allium (onion and garlic) toxicosis — Onion and garlic poisoning
Amatoxin mushroom toxicosis — Death cap mushroom poisoning
Ammonia and nitrite toxicity (new tank syndrome) — New tank syndrome
Anal sac (apocrine gland) adenocarcinoma — Anal gland cancer
Anaphylaxis (severe allergic reaction) — Severe allergic reaction
Anaplasmosis (Anaplasma infection) — Dog tick fever
Anchor worm infestation (lernaeosis) — Anchor worm
Anthrax
Anticoagulant rodenticide toxicosis — Rat poison (blood thinner) poisoning
Aspergillosis in birds — Brooder pneumonia
Atherosclerosis in birds — Hardening of the arteries
Atrophic rhinitis of swine — Twisted snout
Aujeszky's disease (pseudorabies) — Pseudorabies
Avian chlamydiosis (psittacosis) — Parrot fever
Avian coccidiosis — Cocci
Avian infectious bronchitis — IB
Avian mycoplasmosis — Chronic respiratory disease
Avian polyomavirus infection — Budgerigar fledgling disease virus infection
Avian pox (canary pox) — Bird pox
Avian salmonellosis (pullorum disease and fowl typhoid) — Pullorum / fowl typhoid
Avian tuberculosis

B

Bacterial ulcer disease (aeromoniasis) — Ulcer disease / hole disease
Barbering (fur and whisker chewing) in mice and rats — Barbering
Bartonellosis (cat scratch disease) — Cat scratch disease
Basal cell tumor
Bee and insect sting hypersensitivity — Bee sting reaction
Berserk male syndrome (aberrant behaviour syndrome) — Berserk llama syndrome, ABS
Bite wound and abscess — Cat fight abscess
Blackleg
Blastomycosis
Bloat (gastric tympany) in chinchillas — Bloat
Bloat (ruminal tympany) — Bloat
Blue-green algae (cyanobacteria) toxicosis — Toxic algae poisoning
Bluetongue
Botulism — Shaker foal syndrome
Bovine anaplasmosis
Bovine babesiosis (cattle tick fever) — Redwater
Bovine mastitis — Mastitis
Bovine respiratory disease complex (shipping fever) — Shipping fever
Bovine spongiform encephalopathy (BSE) — Mad cow disease
Bovine tuberculosis — bovine TB
Bovine viral diarrhea (BVD) — BVD
Brachycephalic obstructive airway syndrome — BOAS
Bromethalin rodenticide toxicosis — Bromethalin rat poison poisoning
Brucellosis — Bang's disease
Bumblefoot (pododermatitis) — Bumblefoot
Bumblefoot (pododermatitis) in birds — Bumblefoot

C

Calcium oxalate urolithiasis — Oxalate bladder stones
Campylobacteriosis (Campylobacter infection) — Campylobacter infection
Candidiasis in birds — Thrush, sour crop (yeast)
Cane toad (bufo) toxicosis — Toad poisoning
Canine anaplasmosis
Canine atopic dermatitis — allergies
Canine babesiosis
Canine bacterial pyoderma — Skin infection
Canine brucellosis (Brucella canis)
Canine chronic bronchitis — Chronic bronchitis
Canine cognitive dysfunction — Dog dementia
Canine compulsive disorder — Compulsive behavior
Canine cystinuria — Cystine stones
Canine degenerative myelopathy — DM
Canine demodicosis (Demodex mange) — Demodectic mange
Canine distemper virus infection — distemper
Canine ehrlichiosis — Tracker dog disease
Canine elbow dysplasia
Canine enteric coronavirus infection — Canine coronavirus
Canine fly-snapping behavior — Fly-biting
Canine heartworm disease (Dirofilaria immitis) — Heartworm
Canine hepatozoonosis
Canine herpesvirus infection — Fading puppy herpes
Canine hip dysplasia — Bad hips
Canine hookworm infection (Ancylostoma spp.) — Hookworms
Canine hypothyroidism — Underactive thyroid
Canine infectious respiratory disease complex (kennel cough) — Kennel cough
Canine influenza — Dog flu
Canine leishmaniasis
Canine leukocyte adhesion deficiency — CLAD
Canine lymphoma (malignant lymphoma) — Lymphoma
Canine parvoviral enteritis — parvo
Canine roundworm infection (Toxocara canis) — Roundworms
Canine separation anxiety — Separation anxiety
Canine tapeworm infection (Dipylidium and Taenia spp.) — Tapeworms
Canine transmissible venereal tumor — TVT
Canine whipworm infection (Trichuris vulpis) — Whipworms
Cannabis (THC) toxicosis — Marijuana poisoning
Cardiac arrhythmia — Irregular heartbeat
Cardiac glycoside plant toxicosis — Oleander and lily-of-the-valley poisoning
Cardiomyopathy in ferrets — Heart muscle disease
Caseous lymphadenitis — CLA, cheesy gland
Cataracts — Cloudy lens
Cat-scratch disease (Bartonella henselae infection) — Cat-scratch fever
Centronuclear myopathy — CNM
Cervical lymphadenitis (lumps) in guinea pigs — Lumps
Cheyletiellosis (walking dandruff) — Walking dandruff
Chocolate (methylxanthine) toxicosis — Chocolate poisoning
Cholecalciferol (vitamin D) rodenticide toxicosis — Vitamin D rat poison poisoning
Chondrodysplasia — Dwarfism
Chordoma in ferrets — Tail-tip tumour
Chromodacryorrhoea (red tears) in rats — Red tears / porphyrin staining
Chronic egg laying and egg binding — Egg bound
Chronic hepatitis — Chronic liver inflammation
Chronic kidney disease — CKD
Classical swine fever (hog cholera) — Hog cholera
Cleft palate
Cloacal and hemipenal prolapse in reptiles — Prolapse
Cloacal/oviduct prolapse — Vent prolapse
Coccidioidomycosis (Valley fever) — Valley fever
Coccidiosis
Coccidiosis (hepatic and intestinal) — Coccidia
Coccidiosis in dogs (Cystoisospora spp.) — Coccidia
Coccidiosis in reptiles — Coccidia
Cognitive dysfunction syndrome — Pet dementia
Colitis — Large intestine inflammation
Collie eye anomaly — CEA
Columnaris disease — Cotton mouth / saddleback disease
Congenital hypothyroidism with dwarfism
Congenital hypotrichosis — Hereditary hairlessness
Congenital portosystemic shunt — Liver shunt
Congenital portosystemic shunt — Liver shunt
Congestive heart failure — Heart failure
Conjunctivitis and dacryocystitis — Weepy eye
Constipation (intestinal impaction) — Constipation / bloat
Contagious bovine pleuropneumonia (CBPP)
Contagious ecthyma (orf) — Sore mouth, scabby mouth
Copper deficiency — Swayback (in lambs)
Copper toxicity — Copper poisoning
Copper-associated hepatopathy — Copper storage liver disease
Cranial cruciate ligament disease — Torn knee ligament (ACL)
Crop impaction and sour crop — Sour crop
Crop stasis (sour crop) in birds — Sour crop, crop stasis
Cryptococcosis
Cryptorchidism — Retained testicle
Cryptosporidiosis — Crypto
Cryptosporidiosis in reptiles — Crypto
Cutaneous adverse food reaction (food allergy) — Food allergy
Cutaneous and digital melanoma — Skin melanoma
Cutaneous mast cell tumor — Mast cell tumour
Cutaneous mast cell tumour in ferrets — Skin mast cell tumour
Cytauxzoonosis — Bobcat fever

D

Degenerative joint disease — Equine osteoarthritis
Dental and periodontal disease in ferrets — Tooth disease
Dental disease and malocclusion in chinchillas — Overgrown teeth / slobbers
Dental disease in camelids — Tooth root abscess, tooth disease
Dental malocclusion (overgrown cheek teeth) in guinea pigs — Overgrown teeth / slobbers
Dental malocclusion and tooth overgrowth — Overgrown teeth
Dermatophytosis (ringworm) — Ringworm
Dermatophytosis (ringworm) — Ringworm
Dermatophytosis (ringworm) — Ringworm
Dermatophytosis (ringworm) in dogs — Ringworm
Developmental orthopedic disease — DOD
Diabetes insipidus — Water diabetes
Diabetes mellitus — sugar diabetes
Diabetic ketoacidosis — DKA
Digital dermatitis (hairy heel warts) — Hairy heel warts
Dilated cardiomyopathy — DCM
Discoid lupus erythematosus — Cutaneous lupus (nose)
Displaced abomasum — Twisted stomach
Dropsy (abdominal ascites syndrome) — Dropsy / pinecone disease
Drowning and near-drowning (submersion injury) — Near-drowning
Duck viral enteritis — Duck plague
Dysecdysis (abnormal or retained shed) in reptiles — Retained shed
Dystocia (difficult birth) — Trouble giving birth
Dystocia (egg binding) in reptiles — Egg binding

E

Ear mite infestation (Otodectes cynotis) — Ear mites
Ear mite infestation (Otodectes cynotis) in ferrets — Ear mites
Ear mite infestation (Psoroptes cuniculi) — Ear canker
Eastern and Western equine encephalomyelitis — Sleeping sickness
Echinococcosis (Echinococcus spp.) in dogs — Hydatid tapeworm
Echinococcosis (hydatid disease) — Hydatid disease
Eclampsia (puerperal hypocalcemia) — Milk fever
Egg binding (dystocia) — Egg bound
Egg yolk peritonitis — Yolk peritonitis
Ehrlichiosis (Ehrlichia infection) — Tick fever
Encephalitozoonosis (Encephalitozoon cuniculi) — E. cuniculi
Enterotoxaemia (pulpy kidney disease) — Pulpy kidney, overeating disease
Enterotoxemia (clostridial) — Clostridial enteritis
Enzootic bovine leukosis (bovine leukemia virus) — Cattle leukemia
Enzootic pneumonia of pigs (Mycoplasma hyopneumoniae) — Mycoplasmal pneumonia
Eosinophilic granuloma complex — Rodent ulcer
Epizootic catarrhal enteritis (ferret coronavirus) — Green slime disease
Equine colic — colic
Equine gastric ulcer syndrome — Stomach ulcers (EGUS)
Equine herpesvirus 1 and 4 infection — Rhinopneumonitis
Equine infectious anemia — Swamp fever
Equine influenza — horse flu
Equine metabolic syndrome — EMS
Equine protozoal myeloencephalitis — EPM
Equine recurrent uveitis — Moon blindness
Erysipelas (Erysipelothrix rhusiopathiae infection) — Diamond skin disease
Ethylene glycol (antifreeze) toxicosis — Antifreeze poisoning
Exercise-induced collapse — EIC
Exertional rhabdomyolysis — Tying-up
Exocrine pancreatic insufficiency — EPI
Exudative epidermitis (greasy pig disease) — Greasy pig disease

F

Factor VII deficiency
Fading puppy and kitten syndrome — Fading newborn
Fear-based aggression — Fear aggression
Feather-destructive behavior — Feather plucking
Feline aortic thromboembolism — Saddle thrombus
Feline asthma — Allergic bronchitis
Feline bordetellosis (Bordetella bronchiseptica)
Feline calicivirus infection — Cat flu (calici)
Feline chlamydiosis (Chlamydia felis) — Feline pneumonitis
Feline cholangitis — Bile duct inflammation
Feline chronic gingivostomatitis — Stomatitis
Feline cognitive dysfunction syndrome — Cat dementia
Feline constipation and megacolon — Megacolon
Feline dysautonomia — Key-Gaskell syndrome
Feline hepatic lipidosis — Fatty liver disease
Feline hookworm infection (Ancylostoma spp.) — Hookworms
Feline hyperaesthesia syndrome — Rolling skin syndrome
Feline hyperesthesia syndrome — Rolling skin syndrome
Feline hyperthyroidism — overactive thyroid
Feline idiopathic cystitis — Stress cystitis
Feline immunodeficiency virus infection — Feline AIDS
Feline inappropriate elimination (periuria and perichezia) — Litter box problems
Feline infectious anemia (hemotropic mycoplasmosis) — Feline hemobartonellosis
Feline infectious peritonitis — FIP
Feline inflammatory bowel disease — IBD
Feline injection-site sarcoma — Vaccine-associated sarcoma
Feline leukemia virus infection — FeLV
Feline lower urinary tract disease (FLUTD) — Bladder problems
Feline lymphoma — Lymphosarcoma
Feline mammary carcinoma — Breast cancer
Feline mammary fibroepithelial hyperplasia — Feline mammary hypertrophy
Feline mast cell tumor — Mastocytoma
Feline panleukopenia — feline parvo
Feline polycystic kidney disease — PKD
Feline psychogenic alopecia (overgrooming) — Stress overgrooming
Feline respiratory mycoplasmosis (Mycoplasma felis)
Feline roundworm infection (Toxocara cati) — Roundworms
Feline tapeworm infection (Dipylidium, Taenia, Echinococcus) — Tapeworms
Feline tooth resorption — Cavities
Feline triaditis
Feline tritrichomoniasis (Tritrichomonas foetus)
Feline urethral obstruction — Blocked cat
Feline urine spraying and marking — Spraying
Feline viral rhinotracheitis (feline herpesvirus-1) — Cat flu (herpes)
Ferret adrenal disease (hyperadrenocorticism) — Adrenal disease
Ferret insulinoma (pancreatic beta-cell tumour) — Low blood sugar tumour
Ferret lymphoma (lymphosarcoma) — Lymphoma
Fin and tail rot — Fin rot
Fish louse infestation (argulosis) — Fish lice
Flagellate and pinworm overgrowth (enteric protozoa and oxyurids) in reptiles — Parasite overgrowth
Flea allergy dermatitis — Flea bite allergy
Flystrike (cutaneous myiasis) — Maggots
Follicular stasis (pre-ovulatory ovarian stasis) in reptiles — Follicular stasis
Foot rot — Footrot
Foot rot (interdigital phlegmon) — Foot rot
Foot-and-mouth disease — FMD
Fowl cholera — Avian pasteurellosis
Fowl pox — Avian pox
Fur mite infestation (Cheyletiella parasitovorax) — Walking dandruff
Fur ring (paraphimosis) in male chinchillas — Fur ring
Fur slip in chinchillas — Fur slip

G

Gallbladder mucocele — Gallbladder mucous plug
Gas (spasmodic) colic — Gas colic
Gastric (third compartment) ulcers in camelids — C3 ulcers, stomach ulcers
Gastric dilatation-volvulus — Bloat
Gastric ulceration of swine (pars oesophagea) — Stomach ulcers
Gastrointestinal foreign body and trichobezoar in ferrets — Blockage / hairball
Gastrointestinal foreign body obstruction — Swallowed object
Gastrointestinal stasis (ileus) — Gut stasis
Gastrointestinal tumors (adenocarcinoma, leiomyosarcoma, GIST) — Stomach and bowel cancer
Generalized anxiety disorder — Anxiety
Giardiasis
Giardiasis (Giardia duodenalis infection) — Giardia
Giardiasis in chinchillas and small rodents — Giardia infection
Giardiasis in dogs — Giardia
Gill fluke infestation (dactylogyrosis) — Gill flukes
Gingivitis — Inflamed gums
Glasser's disease (Glaesserella parasuis polyserositis) — Glasser's disease
Glaucoma — High eye pressure
Glaucoma in cats — High eye pressure
Glomerulonephritis — Kidney filter inflammation
Glycogen storage disease type IV
GM1 gangliosidosis
GM2 gangliosidosis
GM2 gangliosidosis
Goiter (thyroid hyperplasia) of budgerigars — Thyroid goiter, crop wheeze
Gout (visceral and articular) — Gout
Gout (visceral and articular) in birds — Bird gout
Gout (visceral and articular) in reptiles — Gout
Grape and raisin nephrotoxicosis — Grape poisoning
Grass tetany (hypomagnesemia) — Grass staggers
Guttural pouch mycosis — Guttural pouch fungal infection

H

Haemonchosis (barber's pole worm) — Barber's pole worm
Heartworm disease (Dirofilaria immitis) in ferrets — Heartworm
Heat stress in camelids — Heat stress
Heat stroke (hyperthermia) — Overheating
Heat stroke (hyperthermia) — Overheating
Heat stroke (hyperthermia) in chinchillas — Overheating
Heavy metal toxicosis (zinc and lead) in birds — Zinc or lead poisoning
Helicobacter mustelae gastritis and gastric ulceration — Stomach ulcers
Hemangiosarcoma — Blood vessel cancer
Hemophilia A (factor VIII deficiency)
Hemophilia B (factor IX deficiency) — Christmas disease
Hepatic encephalopathy — Liver-related brain dysfunction
Hepatic lipidosis — Fatty liver
Hepatic lipidosis and obesity in birds — Fatty liver
Hepatocellular carcinoma (primary liver cancer) — Liver cancer
Hereditary congenital deafness
Highly pathogenic avian influenza — bird flu
Histiocytic sarcoma
Histomoniasis — Blackhead disease
Hole-in-the-head disease (head and lateral line erosion) — Hole in the head / HLLE
Hookworm cutaneous larva migrans — Creeping eruption
Hyperadrenocorticism (Cushing's syndrome) — Cushing's disease
Hyperkalemic periodic paralysis — HYPP
Hyperlipidemia — High blood fat
Hypertrophic cardiomyopathy — HCM
Hypertrophic osteodystrophy — HOD
Hyperuricosuria — Urate stones
Hypervitaminosis A — Vitamin A toxicity
Hypervitaminosis D (vitamin D toxicosis) — Vitamin D poisoning
Hypoadrenocorticism (Addison's disease) — Addison's disease
Hypocalcaemia — Milk fever, lambing sickness
Hypocalcemia syndrome of African grey parrots — Low calcium seizures
Hypokalemic polymyopathy
Hypothermia — Dangerously low body temperature
Hypovitaminosis A in reptiles — Vitamin A deficiency
Hypovitaminosis C (scurvy) in guinea pigs — Scurvy

I

Ichthyophthiriasis (white spot disease) — Ich
Idiopathic epilepsy — Seizure disorder
Immune-mediated hemolytic anemia — Autoimmune anemia (IMHA)
Immune-mediated thrombocytopenia — Low platelet autoimmune disease (ITP)
Impaction colic — Blocked gut
Inclusion body disease of boid snakes — IBD
Infectious bovine rhinotracheitis (IBR) — Red nose
Infectious bursal disease — Gumboro disease
Infectious canine hepatitis — Adenovirus type 1 disease
Infectious laryngotracheitis — ILT
Infectious otitis externa in dogs — Ear infection
Infectious stomatitis (mouth rot) in reptiles — Mouth rot
Inflammatory bowel disease — IBD
Influenza virus infection in ferrets — Flu
Insect bite hypersensitivity — Sweet itch
Insulinoma (pancreatic beta-cell tumor) — Pancreatic insulin tumour
Intercat aggression — Cat fighting
Intervertebral disc disease — Slipped disc
Intestinal adenocarcinoma
Iron storage disease (hemochromatosis) — Iron overload
Ivermectin (macrocyclic lactone) toxicosis — Ivermectin poisoning

J

Johne's disease (paratuberculosis) — Johne's

K

Keratoconjunctivitis sicca — Dry eye
Ketosis (acetonemia) — Acetonemia
Knemidokoptic mange (scaly face and leg mite) — Scaly face
Koi herpesvirus disease (CyHV-3) — KHV

L

L-2-hydroxyglutaric aciduria — L2HGA
Laminitis — Founder
Laryngeal paralysis — Voice box paralysis
Lead toxicosis — Lead poisoning
Leptospirosis — Lepto
Lily nephrotoxicosis in cats — Lily poisoning
Liver fluke disease (fasciolosis) — Fasciolosis, liver fluke
Lower respiratory infection (pneumonia) in reptiles — Respiratory infection
Lumpy skin disease
Lyme borreliosis (Borrelia burgdorferi) — Lyme disease

M

Macadamia nut toxicosis — Macadamia poisoning
Macrorhabdosis (avian gastric yeast infection) — Going light, megabacteria
Maedi-visna and caprine arthritis-encephalitis (small ruminant lentivirus) — Maedi-visna, CAE, OPP
Mammary gland tumor (mammary carcinoma) — Breast cancer
Mammary tumours in rats — Breast lumps
Mange in camelids and small ruminants — Mange, scab
Manx syndrome (sacrocaudal dysgenesis)
Marek's disease — Fowl paralysis
Masticatory muscle myositis — Jaw muscle inflammation
Mastitis — Caked breast
Mastitis (mammary gland infection) — Infected milk glands
Mastitis in sheep and goats — Udder infection
MDR1 (ABCB1) drug sensitivity — Multidrug sensitivity
Megaesophagus — Enlarged esophagus
Meningioma — Brain tumor
Meningioma (primary brain tumor) — Brain tumour
Metabolic acidosis — Blood acidity (acidosis)
Metaldehyde (slug bait) toxicosis — Slug and snail bait poisoning
Methicillin-resistant staphylococcal carriage (MRSA/MRSP) — MRSA/MRSP
Metritis (postpartum uterine infection) — Uterine infection
Miliary dermatitis — Scabby cat disease
Milk fever (parturient hypocalcemia) — Milk fever
Mucoid enteropathy — Mucoid enteritis
Mucopolysaccharidosis — MPS
Mucopolysaccharidosis — MPS
Mulberry heart disease (vitamin E/selenium deficiency) — Mulberry heart disease
Multiple myeloma (plasma cell tumor)
Murine respiratory mycoplasmosis (Mycoplasma pulmonis) in rats — Chronic respiratory disease
Mycobacteriosis (piscine tuberculosis) — Fish TB / fish tank granuloma
Myxomatosis — Myxo
Myxomatous mitral valve disease — Leaky heart valve
Myxomatous mitral valve disease — Mitral valve disease

N

Nasal and paranasal tumors — Nose cancer
Nasal dermatitis (sore nose) in gerbils — Sore nose
Navicular disease — Navicular syndrome
Necrotic enteritis
Neonatal isoerythrolysis — Newborn blood-type reaction
Neonatal isoerythrolysis — Blood-type incompatibility
Neuronal ceroid lipofuscinosis — NCL
Newcastle disease — Avian pneumoencephalitis
Nipah virus infection — Nipah virus
Noise phobia and noise aversion — Fear of loud noises
NSAID toxicosis — Ibuprofen and naproxen poisoning
Nutritional secondary hyperparathyroidism — Metabolic bone disease
Nutritional secondary hyperparathyroidism (metabolic bone disease) — Metabolic bone disease

O

Obesity — Overweight
Obstructive urolithiasis — Water belly, urinary stones
Oestrogen-induced anaemia (hyperoestrogenism) in intact jills — Heat-induced anaemia
Oral fibrosarcoma
Oral malignant melanoma — Mouth melanoma
Organophosphate and carbamate toxicosis — Cholinesterase-inhibitor insecticide poisoning
Osteoarthritis (degenerative joint disease) — arthritis
Osteochondrodysplasia (Scottish Fold) — Scottish Fold disease
Osteochondrosis — OCD
Osteosarcoma — Bone cancer
Otitis externa — Ear infection
Ovarian cysts in guinea pigs — Cystic ovaries
Overo lethal white syndrome — Lethal white foal syndrome
Ovine pulmonary adenocarcinoma — OPA, jaagsiekte

P

Pancreatic (exocrine) carcinoma
Pancreatitis — Inflamed pancreas
Panosteitis — Growing pains
Paracetamol (acetaminophen) toxicosis — Tylenol poisoning
Paratuberculosis (Johne's disease) — Johne's disease
Pasteurellosis (Pasteurella multocida infection) — Bite-wound infection
Pasteurellosis (snuffles) — Snuffles
Patellar luxation — Slipping kneecap
Patent ductus arteriosus — PDA
Pemphigus foliaceus — Autoimmune skin disease
Pericardial effusion — Fluid around the heart
Periodontal disease — Gum disease
Permethrin toxicosis in cats — Spot-on flea product poisoning
Persistent right aortic arch — Vascular ring anomaly
Peste des petits ruminants — PPR, goat plague
Phosphofructokinase deficiency — PFK deficiency
Pica — Eating non-food items
Pigeon paramyxovirus infection — Pigeon PMV-1
Pinworm infection (oxyuriasis) in rodents — Pinworms
Pituitary pars intermedia dysfunction — Equine Cushing's disease
Pituitary tumour in rats — Brain/pituitary tumour
Plague (Yersinia pestis)
Pleural effusion in cats — Fluid around the lungs
Pneumonia — Lung infection
Pododermatitis (bumblefoot) in guinea pigs — Bumblefoot / sore hocks
Pododermatitis (sore hocks) — Sore hocks
Polioencephalomalacia — Polio, cerebrocortical necrosis
Polysaccharide storage myopathy — PSSM
Porcine circovirus associated disease (PCV2 / PMWS) — Postweaning wasting disease
Porcine epidemic diarrhea — PED
Porcine proliferative enteropathy (ileitis, Lawsonia intracellularis) — Ileitis
Porcine reproductive and respiratory syndrome (PRRS) — Blue ear disease
Porcine stress syndrome (malignant hyperthermia) — Malignant hyperthermia
Porphyria
Potomac horse fever — Equine monocytic ehrlichiosis
Pregnancy (gestation) — gestation
Pregnancy toxaemia — Twin lamb disease, ketosis of pregnancy
Pregnancy toxaemia (ketosis) of guinea pigs and small rodents — Pregnancy toxaemia
Primary lens luxation — PLL
Primary lung carcinoma — Lung cancer
Progressive retinal atrophy — PRA
Prolapse of the third eyelid gland (cherry eye) — Cherry eye
Prostatic disease (benign hyperplasia and prostatitis) — Enlarged or infected prostate
Protein-energy malnutrition — Starvation/undernutrition
Protein-losing enteropathy — Intestinal protein loss
Proventricular dilatation disease — Macaw wasting disease
Pseudopregnancy (false pregnancy) — False pregnancy
Psittacine beak and feather disease — PBFD
Psittacosis (avian chlamydiosis, Chlamydia psittaci) — Parrot fever
Puerperal hypocalcemia — Eclampsia (milk fever)
Pulmonary hypertension — High lung blood pressure
Pulmonic stenosis — Narrowed pulmonary valve
Pyometra — Infected uterus
Pyrethrin and pyrethroid toxicosis — Insecticide (pyrethrin) poisoning
Pyruvate kinase deficiency — PK deficiency
Pyruvate kinase deficiency — PK deficiency

Q

Q fever (Coxiella burnetii infection) — Q fever

R

Rabbit hemorrhagic disease (RHDV1/RHDV2) — Rabbit calicivirus disease
Rabies — Rabies
Recurrent airway obstruction — Heaves
Redirected aggression — Redirected aggression
Refeeding syndrome — Refeeding syndrome
Resource guarding (possessive aggression) — Food or toy guarding
Restrictive cardiomyopathy — Stiff heart disease
Retained placenta (retained fetal membranes) — Retained afterbirth
Retained spectacle (retained eye cap) in snakes — Retained eye cap
Retinal detachment in cats — Detached retina
Rickets (vitamin D-dependent osteodystrophy) — Rickets
Riemerella anatipestifer infection — New duck disease
Rinderpest (cattle plague) — Cattle plague
Ringtail in rodents — Ringtail
Ringworm (dermatophytosis) in small pet rodents — Ringworm
Rocky Mountain spotted fever
Rostral abrasion (snout-rubbing trauma) in reptiles — Snout rubbing

S

Sago palm (cycad) toxicosis — Sago palm poisoning
Salmonellosis (Salmonella enterica infection) — Salmonella infection
Salt (sodium ion) toxicosis — Salt poisoning
Saprolegniasis (cotton wool fungal disease) — Cotton wool fungus / water mold
Sarcoptic mange (Sarcoptes scabiei) — Scabies
Sarcoptic mange of pigs — Pig mange
Scaly leg mite infestation — Scaly leg
Scrapie
Separation anxiety — Separation distress
Sepsis and systemic inflammatory response syndrome — Blood poisoning
Septicaemia (bacterial bloodstream infection) in reptiles — Blood poisoning
Serpentovirus (python nidovirus) infection — Python nidovirus
Severe combined immunodeficiency — SCID (Arabian foal)
Shell rot (ulcerative and septic shell disease) in chelonians — Shell rot
Shock (circulatory collapse) — Circulatory collapse
Skin fluke infestation (gyrodactylosis) — Skin flukes
Smoke inhalation injury — Smoke inhalation
Snake envenomation (snakebite) — Snakebite
Snake mite infestation (Ophionyssus natricis) — Snake mites
Soft tissue sarcoma — Soft tissue sarcoma
Spinal muscular atrophy — SMA
Splay leg — Splayleg
Splenic masses and hemangiosarcoma of the spleen — Spleen tumour
Splenomegaly in ferrets — Enlarged spleen
Spontaneous epileptiform seizures in gerbils — Gerbil seizures / fits
Sporotrichosis
Spring viraemia of carp (SVC) — SVC
Squamous cell carcinoma — SCC
Squamous cell carcinoma — SCC
Storm phobia — Fear of thunderstorms
Strangles — Strangles
Strangulating colic — Twisted gut
Streptococcus suis infection — Strep suis
Struvite urolithiasis — Struvite bladder stones
Subaortic stenosis — Narrowed aortic valve
Swim bladder disorder — Swim bladder disease
Swine dysentery (Brachyspira hyodysenteriae) — Bloody scours
Swine erysipelas — Diamond skin disease
Swine influenza — Swine flu
Systemic hypertension in cats — High blood pressure
Systemic lupus erythematosus — Lupus

T

Taurine deficiency — Low taurine
Territorial aggression — Territorial behavior
Testicular torsion (spermatic cord torsion) — Twisted testicle
Testicular tumors — Testicle cancer
Tetanus — Lockjaw
Thermal burns in reptiles — Heat burns
Thiamine (vitamin B1) deficiency — Vitamin B1 deficiency
Thyroid carcinoma — Thyroid cancer
Tick paralysis in dogs
Toxocariasis (roundworm larva migrans) — Roundworm larva migrans
Toxoplasmosis
Tracheal collapse — Collapsing windpipe
Transitional cell carcinoma of the bladder (urothelial carcinoma) — Bladder cancer
Transmissible gastroenteritis of swine — TGE
Traumatic bone fracture — Broken bone
Treponematosis (rabbit syphilis) — Rabbit syphilis
Trichinellosis (Trichinella infection) — Trichinosis
Trichomoniasis in birds — Canker, frounce
Tularemia (Francisella tularensis infection) — Rabbit fever
Tumours in hamsters and gerbils — Lumps
Tumours in mice — Mouse lumps

U

Urinary incontinence — Leaking urine
Urinary tract infection — UTI
Urolithiasis — Bladder stones
Urolithiasis and bladder sludge (hypercalciuria) — Bladder stones
Uterine adenocarcinoma — Uterine cancer
Uveitis in cats — Eye inflammation

V

Velvet disease (piscine oodiniosis) — Velvet / gold dust disease
Vestibular disease — Old dog vestibular syndrome
Vestibular disease and head tilt — Wry neck
Vitamin A deficiency — Low vitamin A
Vitamin E/selenium deficiency (nutritional myopathy) — White muscle disease
Von Willebrand disease — vWD

W

West Nile virus encephalomyelitis — West Nile virus
West Nile virus infection — West Nile fever
Wet tail (proliferative ileitis) in hamsters — Wet tail
White muscle disease (nutritional myopathy) — Stiff lamb disease

X

Xylitol toxicosis — Xylitol poisoning

Y

Yellow fungus disease (Nannizziopsis dermatitis) — Yellow fungus disease

Z

Zinc toxicosis — Zinc poisoning
Zymbal gland tumour in rats — Ear-base tumour

This content is for educational purposes and is not a substitute for professional veterinary advice. If you are worried about your pet, contact your veterinarian.