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Hemodialysis is a form of kidney replacement therapy recommended when the kidneys cannot adequately remove waste, excess fluid and certain electrolytes from the blood. The treatment uses a dialysis machine and a specialised filter to perform some of the functions normally handled by the kidneys. Depending on the underlying condition, dialysis may be needed for a short period or as part of long-term kidney care. You can always consult the experienced kidney specialists at Trustwell Hospitals for advanced hemodialysis in Bangalore.
What Is Hemodialysis?
Hemodialysis is a type of dialysis therapy that cleans blood outside the body. During extracorporeal circulation, blood passes through a dialyser, or artificial kidney, which removes waste and excess fluid before returning the filtered blood. Session frequency and duration depend on kidney function, overall health and the recommended treatment plan.
Who May Need Hemodialysis?
Doctors may recommend hemodialysis treatmentinBangalore when kidney function is severely reduced, and the body can no longer maintain a healthy balance of fluids, waste products, and electrolytes. It may be considered for people with:
Advanced or end-stage chronic kidney disease
Severe kidney failure (End-Stage Renal Disease)
Acute kidney injury in certain situations
Dangerous electrolyte or acid-base disturbances
Significant fluid overload that does not respond adequately to other treatment
The decision is based on the overall clinical picture rather than a single blood test or creatinine value.
Evaluation Before Starting Hemodialysis
Before hemodialysis in Bangalore begins, the medical team assesses kidney function, overall health and the most suitable dialysis access.
● Kidney Function Assessment
Blood and urine tests, along with the patient’s medical history, help assess how well the kidneys are functioning. Clinicians also consider the stage and cause of kidney disease.
● Blood and Electrolyte Tests
Tests may measure creatinine, urea, potassium, sodium, bicarbonate, haemoglobin and other parameters. These results help identify problems that may require treatment.
● Fluid Status Assessment
The team checks for swelling, changes in body weight, blood pressure and other signs of fluid accumulation.
● Cardiovascular Evaluation
The team assesses heart health and blood pressure because kidney disease and dialysis can affect the cardiovascular system.
Vascular Access for Hemodialysis
A vascular access provides a safe route for blood to leave the body and return after filtration. Types of vascular access for hemodialysis blood purification are:
● Arteriovenous Fistula
An AV fistula connects an artery to a vein, usually in the arm, and is generally preferred for long-term dialysis.
● Arteriovenous Graft
An AV graft uses a synthetic tube to connect an artery and vein and may be considered when a suitable vein is not available for a fistula.
● Central Venous Dialysis Catheter
A catheter is placed into a large vein and may be used when dialysis needs to begin urgently or when other access options are not ready.
How Is Hemodialysis Performed?
Here’s how hemodialysis treatment in Bangalore is done:
The dialysis access is cleaned and prepared for treatment.
The medical team inserts two needles into the vascular access (one to draw blood, one to return it).
A pump draws the blood into the dialyser (the artificial kidney).
The dialyser uses a specialised membrane and dialysate solution to filter out toxins, urea, and excess fluid.
Filtered blood is returned to the body through vascular access.
The clinical team continuously monitors blood pressure, blood flow, and fluid removal rates.
Monitoring During Hemodialysis
The treatment team monitors blood pressure, heart rate and the patient’s general condition during treatment. The dialysis team may also watch for symptoms such as:
Dizziness
Nausea
Muscle cramps
Shortness of breath
Chest discomfort
The team can adjust treatment parameters as needed to maintain safety and achieve the planned fluid and waste removal.
Hemodialysis for Chronic Kidney Disease
For advanced chronic kidney disease, hemodialysis can become part of ongoing renal replacement therapy. Clinicians schedule sessions based on the patient’s kidney function, lab results, fluid status, and medical needs.Diet, medication, fluid intake and vascular access care are also important parts of long-term management.
Hemodialysis for Acute Kidney Injury
Some people with acute kidney injury may require temporary dialysis when kidney function falls significantly. If kidney function recovers sufficiently, dialysis may eventually be stopped. The duration varies depending on the cause and severity of the kidney injury.
Benefits of Hemodialysis
Remove waste products that accumulate in the blood
Reduce excess fluid
Help control certain electrolyte abnormalities
Maintain fluid and chemical balance
Manage complications associated with severe kidney failure
Support the body while kidney function is severely reduced
Risks and Possible Complications of Hemodialysis
Although dialysis is an established treatment, complications can occur. Patients may experience:
Low blood pressure
Muscle cramps
Dialysis access infection
Blood clotting
Electrolyte or fluid imbalance
Anemia
Mineral changes
Why Choose Trustwell Hospitals for Hemodialysis in Bangalore?
Choosing a dialysis centre involves more than just having a dialysis machine. Trustwell Hospitals offer:
Personalised assessment for better understanding
Experienced nephrology team for personalised dialysis care
Trained dialysis staff for safe treatment delivery
Regular monitoring throughout each dialysis session
Coordinated care for ongoing kidney disease management
Patients can discuss their treatment needs with a hemodialysis specialist in Bangalore. They can help determine whether dialysis is appropriate and what type of treatment and access may be required.
Book an Appointment
Patients advised to consider dialysis, or those experiencing worsening kidney disease symptoms, should consult the nephrology team at Trustwell Hospital.
Frequently Asked Questions About Hemodialysis
Q. Is hemodialysis painful?
The dialysis process itself is generally not painful. Needle insertion for an AV fistula or graft can cause brief discomfort. Some people may experience cramps, dizziness or tiredness during or after treatment.
Q. How long does a hemodialysis session take?
A standard session typically takes three to five hours, though the duration can vary based on individual treatment needs, kidney function, and the prescribed dialysis plan.
Q. How often is hemodialysis required?
People receiving long-term dialysis commonly have several sessions each week. The nephrologist decides the exact schedule based on kidney function, fluid balance, lab results, and overall health.
Q. Can hemodialysis be temporary?
Hemodialysis may be temporary for some people with acute kidney injury if kidney function improves sufficiently. Patients with advanced permanent kidney failure may require long-term dialysis unless another treatment option, such as kidney transplantation, becomes appropriate.
Q. What can I eat while receiving hemodialysis?
Dietary needs vary. Patients may need to monitor fluid, sodium, potassium and phosphorus intake while maintaining adequate protein and nutrition.