haemodialysis
Definition
- Noun:
- A medical procedure for purifying blood: Haemodialysis is a process that filters a person's blood outside their body using a machine. This removes waste products, toxins, and excess fluid when the kidneys are unable to perform this function adequately.
Usage
- Haemodialysis is a life-sustaining treatment for patients with end-stage renal disease (kidney failure).
- The procedure typically requires patients to visit a clinic several times a week for sessions lasting a few hours.
- It is a form of renal replacement therapy.
Examples
- Noun:
- After his kidneys failed, he began regular haemodialysis treatments.
- The hospital has a dedicated unit for haemodialysis.
- Advances in technology have made home haemodialysis a possibility for some patients.
Advanced Usage
- "To undergo haemodialysis": to receive the haemodialysis treatment.
- She must undergo haemodialysis three times per week.
- "Haemodialysis access": refers to the surgically created point where blood is removed and returned during treatment, such as a fistula or catheter.
- The surgeon created an arteriovenous fistula for haemodialysis access.
Variants and Related Words
- Hemodialysis (noun): The American English spelling of 'haemodialysis'. Both terms are identical in meaning.
- Dialyze (verb): To subject to dialysis; to perform dialysis on.
- The machine dialyzes the patient's blood.
- Dialysate (noun): The fluid used in the dialysis machine to draw wastes out of the blood.
- Dialyzer (noun): The filter in the haemodialysis machine where the blood is cleaned.
Synonyms
- Kidney dialysis: A general term for procedures that filter blood, including haemodialysis and peritoneal dialysis.
- Blood dialysis: A less common but descriptive synonym.
Related Terms (Not Phrasal Verbs)
- Peritoneal dialysis: A different type of dialysis that uses the lining of the patient's own abdomen to filter blood, instead of an external machine.
- Renal failure: The medical condition (kidney failure) that necessitates haemodialysis.
- Nephrology: The branch of medicine concerned with the kidneys.
Noun
-
dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure
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