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

Cardiomyopathy, Feline
  Heart disease, Heart muscle failure
Cat Scratch Disease, Feline
  Cat scratch disease or fever
Chronic Renal Failure, Canine
  Kidney failure, renal insufficiency
Chronic Renal Failure, Feline
  Kidney failure, renal insufficiency, renal disease
Coccidiosis, Canine and Feline
  Coccidia
Colic, Equine
  Colic
Corneal Ulcers, Canine and Feline
  Corneal ulcer
Coronavirus Disease, Canine
  Coronavirus disease, Viral inflammation of the small intestine
Cruciate Ligament Rupture, Canine
  Ruptured cruciate, Ruptured ligament, Ruptured anterior cruciate ligament (ACL), Torn ACL, Torn ligament
Cushing's Disease, Canine
  Cushing's disease, Cushing's syndrome
Cystitis, Canine
  Bladder inflammation
Declawing, Feline
   Declawing
Demodectic Mange, Canine
  Red mange, follicular mange
Dental Disease, Canine
  Dental disease, tooth decay, gum disease
Dental Disease, Feline
  Dental disease
Diabetes Mellitus, Canine
  Diabetes, diabetic
Diabetes Mellitus, Feline
  Diabetes, sugar
Diabetic Ketoacidosis, Canine
  DKA, ketoacidotic diabetes mellitus (KADM)
Diarrhea, Canine and Feline
  Diarrhea
Dilated Cardiomyopathy, Canine
  Dilated cardiomyopathy, DCM
Distemper Virus, Canine
  Distemper, Hardpad disease
Distemper Virus, Feline
  Feline distemper
Dominance Aggression, Canine
  Aggression