Jumat, 22 April 2016

FOODMANAGEMENT FOR HEART

by Nindya Kusuma, DRH

Sumber : BSAVA Manual of Canine and Feline Cardiorespiratory Medicine 2ed 
The heart is a pump made of four chambers: the right atrium and right ventri- cle, and the left atrium and left ventricle. The cardiovascular system serves to deliver oxygen and nutrients to body tissues and to remove the waste products of metabolism. Average increase in risk of heart disease in senior dogs.   
           Heart disease can also be caused due to obesity. Obesity is the accumulation of excessive fat in the body. The main cause of obesity is an excessive calorie intake and less of exercise. If your calorie intake exceeds energy burned by the body then the excess will be stored. Fat circulating in the blood vessels it will make the heart work even harder to pump. In addition, dogs and cats are obesity tend to high blood pressure make the heart has an increased workload because it must pump blood to tissue accretion. This will make the damage to the heart or congestive heart failure.   
          Nutrition for dogs suffering from CHF patient are turning to foods with nutrient intake that 
meets the needs of the heart. Homemade diet with foods containing low levels of sodium. Supplementation with omega-3 fatty acids reduce the production of cytokines. And nutrients from fish oil with omega 3 fatty acids.      
         The chief source of sodium in the diet is table salt (sodium chloride), which is used for food preservation in most commercially prepared foods. In addition to processed products, foods that have
naturally high sodium content include dairy products, meat, poultry, fish, and egg white.
       Chloride ions account for about two thirds of the total anions present in the extracellular fluid. They are nec- essary for the regulation of normal osmotic pressure, water balance, and acid-base balance in the body.
      Taurine: Unlike cats, dogs are thought to be able to synthesize adequate amounts of taurine endogenously and taurine is not considered to be required in canine diets. Certain breeds of dogs with DCM (e.g., Cocker Spaniels, Golden Retriever, Labrador Retriever, Saint Bernard, English Setter and Golden Retrievers) did have low taurine concentrations.  
       Arginine: Based on the findings of endothelial dysfunction in patients with CHF,  L-arginine supplementation is unlikely to have an effect on nitric oxide production because L-arginine has improved endothelium-dependent vasodilation and cardiac output. Arginine supplementation may  provide beneficial effects in patients with CHF.
         Fat: Fat is a source of calories and essential fatty acids and increases the palatability of the  diet. Dogs with congestive heart failure had lower plasma concentration from eicasapentaenoic acid.  Therefore beneficial fatty acid content. 
        Magnesium  Necessary for normal tooth and bone formation and is important to cellular energy transfer and normal muscle and heart function. Magnesium plays an important role in normal cardiovascular function. It is can have deleterious effects in a variety of cardiovascular conditions including hypertension, coronary artery disease, congestive heart failure, and cardiac arrhythmias.
        Treatment of heart disease with nutritional management. In Veterinary World, Vol.2(12):482-485 Dogs with CHF commonly demonstrate weight loss, termed cardiac cachexia. In a dog with injury or illness, including CHF, amino acids from muscle are the primary source of energy, resulting in loss of lean body mass.
       Various nutritional deficiency have been known to cause various types of heart disease. Including thiamine defesiency, magnesium, vitamin E, selenium, and taurine. Although the causes of malnutrition but it still may cause some heart diseases. Vitamin E deficiensy vitamin E can make muscular dystrophies, cardiac insufficiency, poor coat.


Sumber :
Canine And Feline Nutrition 3rd Ed. 2001. Elsevier. 
Canine  Nutrition. William D. Cusick. 1997.
Review on Nutritional Management of Cardiac Disorders in Canines. www.veterinaryworld.org
Veterinary World, Vol.2, No.12, Desember 2009.


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