Hemodialysis

In hemodialysis, an instrument filters wastes, salts and fluid from your blood once your kidneys are no longer healthy sufficient to do this work adequately. Hemodialysis is the most common way to treat advanced kidney failure. The process can help you carry on an active life despite failing kidneys.Hemodialysis needs you to follow a strict treatment schedule, take medications regularly and, usually, make changes in your diet. Hemodialysis can be an outpatient or inpatient therapy. Repetitive hemodialysis is conducted in a dialysis outpatient facility, either a purpose built room in a hospital or a dedicated, stand-alone clinic. Very often hemodialysis is done at home. Dialysis conducts in a clinic are started and managed by specified staff made up of nurses and specialists; dialysis treatments at home can be self-initiated and accomplished or done jointly with the aid of a trained helper who is usually a family member. The principle of hemodialysis is the similar as other methods of dialysis; it includes diffusion of solutes across a semipermeable membrane. Hemodialysis uses counter current flow, where the dialysate is flowing in the opposite way to blood flow in the extracorporeal circuit. Counter-current flow upholds the concentration gradient across the membrane at a maximum and increases the efficacy of the dialysis. Ultrafiltration is achieved by changing the hydrostatic pressure of the dialysate compartment, producing free water and some dissolved solutes to move across the membrane along a formed pressure gradient. The dialysis solution that is used can be a sterilized solution of mineral ions or meet the terms with British Pharmacopoeia. Urea and other waste products, potassium, and phosphate diffuse into the dialysis solution. Though, concentrations of sodium and chloride are related to those of normal plasma to prevent loss. Sodium bicarbonate is added in a higher concentration than plasma to correct blood acidity. A lesser amount of glucose is also generally used. A prescription for dialysis by a nephrologist will identify various parameters for a dialysis treatment. These contain frequency, length of each treatment, and the blood and dialysis solution flow rates, along with the size of the dialyzer. The alignment of the dialysis solution is also now and then adjusted in terms of its sodium and potassium and bicarbonate levels. On the whole, the larger the body size of an individual, the more dialysis he/she will be essential. In North America and the UK, 3-4 hour treatments given 3 times a week are typical. Twice-a-week meetings are limited to patients who have a substantial residual kidney function. Four sessions per week are often prescribed for larger patients, as well as patients who have trouble with fluid overload. Finally, there is growing interest in short daily home hemodialysis, which is 1.5 - 4 hr. sessions given 5-7 times per week, generally at home. There also is interest in nocturnal dialysis, which includes dialyzing a patient, generally at home, for 8–10 hours per night, 3-6 nights per week. Nocturnal in-center dialysis, 3-4 times per week, is also obtainable at a handful of dialysis units in the United States.

OMICS Group International is a combination of Open Access publications and worldwide International scientific conferences and events. It was Established in the year 2007 with the sole aim of making the information on Sciences and technology ‘International conference on Thrombosis and Hemostasis in Beijing, China on July 13-15, 2015.

Relevant Conferences:
Nephrology -2015 Conference, 1st to 2nd March 2015 Kiev, Ukraine; The International society for Hemodialysis Congress, 13th -16th Sep 2015; Kuala Lumpur, Malaysia
Relevant Associations and Societies:
Kidney Disease and Dialysis Organizations; Dialysis and Renal (Kidney) Transplantation Associations and Organizations; The International Society for Hemodialysis; International Society of Nephrology International Society for Hemodialysis (ISHD); American Association of Kidney Patients and The Canadian Society of Nephrology

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This page was last updated on April 19, 2024