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Packed Cell Volume (PCV, Hematocrit)
A laboratory test to monitor relative number of red blood cells present in the blood. A blood sample is placed in a tiny glass tube and spun in a centrifuge. The cells are heavier than the plasma and are compacted at one end of the tube. After the tube is
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Pain, chronic
persisting for a long time
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Palatable
Tasty; refers to food that is readily accepted.
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Palmar
The front foot pads
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Palpation
To examine with the hands or fingers.
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Pancreatitis
Inflammation of the pancreas, a severe and sometimes life threatening disease often associated with eating fatty foods. Symptoms include vomiting and a painful abdomen.
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Panleukopenia
a disease caused by a feline parvovirus that attacks ALL rapidly dividing cells in the bone marrow (anemia and low white cell counts) and gastrointestinal system (causing bloody diarrhea).
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Pannus
A chronic condition of the eye in which blood vessels grow across the cornea (the clear surface of the eye). The cornea looks hazy and sometimes reddened; it may eventually take on a dark pigment. This condition is also called chronic superficial keratiti
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Panosteitis, pano
inflammation of the bone, particularly the long bones in growing dogs. Causes pain and limping.
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Papule
A small solid elevation of the skin. Larger lesions are called nodules or tumors and if flat, a plaque.
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Parainfluenza
A respiratory virus and an associated agent of kennel cough, either alone or in concert with an adenovirus and the bacteria Bordetella brochiseptica
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Paralysis
Loss of motor function (movement) in a certain part of the body. Paralysis may be flaccid, in which muscles are weak and have little or no tone; or spastic, in which the muscles are tight.
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Parasiticide
Medication formulated to kill parasites.
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Parasitism
Denotes organisms which survive and persist on or within another living organism. The parasite usually does not harm the animal. The most successful parasites achieve a balance whereby both the parasite and host animal survive. Among the parasites found o
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Parenterally
A term used to describe the administration of a drug by means other than by mouth.
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Paresis
Slight or incomplete paralysis.
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Parturition
The act of giving birth.
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Parvovirus
A highly contagious virus attacks the intestinal tract and causes severe vomiting and diarrhea.
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Patellar luxation
Dislocation of the knee cap, causing mild to severe, continuous or intermittent pain.
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Patent ductus arteriosus (PDA)
The normal opening between the aorta and pulmonary artery, which allows blood to bypass the unoxygenated lung in utero, fails to close after birth.
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