Articles
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Enteropathy means any disease of the intestinal system. Protein-losing enteropathy (PLE) is not a specific disease but a group of diseases that cause the loss of proteins from the bloodstream into the gastrointestinal (GI) tract. Symptoms include diarrhea, weight loss, and fluid buildup in areas of the body. Treatment and prognosis are determined by the underlying cause.
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Psyllium combination supplements (e.g., DiaGel®) are used in cats and dogs to help control diarrhea and constipation. They contain psyllium seed husks and other natural products that help restore normal bowel movements. Psyllium combination supplements come in powder and liquid gel form (pre-measured syringes).
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Psyllium fiber capsules (brand name Vetasyl®) are fiber supplements used in cats and dogs to help promote bowel health. Vetasyl contains psyllium seed husks and barley malt extract powder contained in gelatin capsules.
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Pulmonary hypertension is a condition in which the peak blood pressure in the arteries of the lungs is much higher than normal. There are many potential causes of pulmonary hypertension, which are outlined in this handout, along with signs, treatment, and prognosis.
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Pulmonary thromboembolism describes a condition in which a blood clot lodges in one of the pulmonary arteries, blocking blood flow into the portion of the lung served by that artery. The signs of pulmonary thromboembolism include sudden difficulty breathing, rapid breathing, decreased appetite, fainting, coughing, spitting up blood, weakness, exercise intolerance, and the inability to get comfortable. Sudden death is possible. This article discusses potential causes, treatment, and prognosis.
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Pulsed electromagnetic field (PEMF) therapy is the use of a generated electromagnetic field to affect changes in tissues of the body. PEMF is believed to have beneficial pain-relieving and healing effects but definitive clinical evidence or a positive benefit is currently lacking. Potential benefits and contraindications are discussed.
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Pyelonephritis is an upper urinary tract infection that involves the kidneys and ureters (the tubes that carry urine from the kidneys to the bladder). It is usually caused by a bacterial infection that moves up the urinary tract from the bladder to the kidneys. Signs, diagnosis, and treatment are discussed.
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Pyometra is a serious and life-threatening infection in the uterus, occurring in female cats who have not been spayed. The condition must be treated quickly and aggressively. The preferred treatment is to surgically remove the uterus and ovaries by performing an ovariohysterectomy. There is a medical approach to treating pyometra, although the success rate is highly variable and not without considerable risk and potential long-term complications.
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Pyothorax is the presence of inflammatory fluid or pus within the chest cavity, which is the area between the lungs and the inner walls of the ribs. Signs of pyothorax include rapid, shallow, open-mouthed breathing that may be painful, depression, lethargy, decreased appetite. Clinical examination by a veterinarian, particularly listening to the chest with a stethoscope, may indicate fluid in the chest.
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Pyrantel pamoate (brand names Nemex®, Nemex 2®) is an anthelmintic (dewormer). It is used to treat intestinal roundworm, hookworm, and stomach worm parasites in many species including dogs, cats, small mammals, and birds.

