Nephrology

Providing excellent clinical care to patients suffering from acute and chronic renal conditions, we are engineered to deliver excellent outcomes. As one of the most technologically advanced programs in India, we are dedicated to caring for patients with all types of kidney disorders and abnormalities. These include clinical nephrology, haemodialysis, peritoneal dialysis, critical care nephrology and renal transplantation. Additionally, our centre specialises in the treatment of a broad spectrum of urological conditions ranging from cancers of the urogenital and renal system to ailments such as male and female incontinence and even paediatric urology. Our experienced team includes kidney transplant specialists, nephrologists, urologists and support staff who meet the challenges of conducting multiple lifesaving procedures. To address renal diseases holistically we have a team of social workers, psychologists, dieticians, nurses, technicians and transplant co-ordinators who provide the warmth and care to patients and families. At this department, we offer the most advanced diagnostics, comprehensive pre-operative evaluation and dialysis support, the latest facilities available in procedures, and complete post-operative care to minimise the chances of infection.

Available Hospitals

We provide excellent care, right from diagnosis to the treatment and beyond at our world-class hospitals.

Facilities

Well equipped with the latest medical equipment, modern technology & infrastructure, Aster Hospital is one of the best hospitals in India.

Diagnostics for Nephrology

Urine test
Blood tests
Renal function tests- BUN, Creatinine, Na/K, Cl-GFR
Ambulatory blood pressure monitoring
Imaging tests:
-Intravenous urography (IVU)
-Voiding cystourethrogram (VCUG)
-CT scan of the kidney and urinary tract
Renal angiography
Kidney biopsy

Outpatient Division

Outpatient Consultation for patients of all ages.
Measures to detect, prevent and stop progression of kidney diseases
Close follow-up and advice on management of different forms kidney diseases (along with the team of social workers, nurses and renal dieticians).

Faqs

Want to find out more about the treatment? The answer to your questions can be found below.

Is dialysis the only option if I develop ESRD?

Unless renal transplant is envisaged and planned patient has to be on maintenance dialysis either or hemodialysis.

Is dialysis the only option if I develop ESRD?

Unless renal transplant is envisaged and planned patient has to be on maintenance dialysis either or hemodialysis.

What to do while taking internal medicine treatment?

Just follow the prescription and, if required by follow up teleconsultation.

What to do while taking internal medicine treatment?

Just follow the prescription and, if required by follow up teleconsultation.

What is the difference between internal medicine and primary care?

MBBS graduates give primary care, and the practice of Internal medicine involves secondary care, and tertiary care is given by super-specialist.

What is the difference between internal medicine and primary care?

MBBS graduates give primary care, and the practice of Internal medicine involves secondary care, and tertiary care is given by super-specialist.

What procedures do internal medicine doctors do?

Generally simple procedures like Pleural aspiration, peritoneal aspiration, pericardial aspiration. Ultrasound-guided aspiration of the Liver abscess, CSF analysis by spinal Tap, bone marrow aspiration, and biopsy can be done.

What procedures do internal medicine doctors do?

Generally simple procedures like Pleural aspiration, peritoneal aspiration, pericardial aspiration. Ultrasound-guided aspiration of the Liver abscess, CSF analysis by spinal Tap, bone marrow aspiration, and biopsy can be done.

What does a doctor in internal medicine do?

Internal Medicine doctors practice various illnesses related to all sub-branches of Internal Medicine.

What does a doctor in internal medicine do?

Internal Medicine doctors practice various illnesses related to all sub-branches of Internal Medicine.

What is the difference between internal medicine and general practice?

General practitioners are MBBS graduates who practice fundamental aspects of medicine, surgery to name a few.

What is the difference between internal medicine and general practice?

General practitioners are MBBS graduates who practice fundamental aspects of medicine, surgery to name a few.

Do internists perform surgery?

Internists do not perform any surgeries since it is the domain of surgical specialty.

Do internists perform surgery?

Internists do not perform any surgeries since it is the domain of surgical specialty.

What is MD in internal medicine?

MD internal medicine is a recognized postgraduate degree conforming to the stringent criteria of NMC (earlier medical council of India). The MD qualified doctors are permitted to practice and treat all medicine cases sans 
interventions in cardiology or endoscopy in gastroenterology or performing dialysis in chronic kidney diseases.  
 

What is MD in internal medicine?

MD internal medicine is a recognized postgraduate degree conforming to the stringent criteria of NMC (earlier medical council of India). The MD qualified doctors are permitted to practice and treat all medicine cases sans 
interventions in cardiology or endoscopy in gastroenterology or performing dialysis in chronic kidney diseases.  
 

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Why tests do nephrologists perform?

Kidney biopsy

Why tests do nephrologists perform?

Kidney biopsy

What do nephrologists do on the first visit?

Detailed history taking, complete physical exam, recording of BP and BMI, and ordering of investigations (based on provisional diagnosis), including a mandatory complete urine examination and basic USG for kidneys.

What do nephrologists do on the first visit?

Detailed history taking, complete physical exam, recording of BP and BMI, and ordering of investigations (based on provisional diagnosis), including a mandatory complete urine examination and basic USG for kidneys.

What disease does a nephrologist treat?

All primary diseases of the kidney and renal diseases secondary to other diseases fall in the realm of nephrologists. To name a few, acute nephritis, Nephrotic syndrome, AKI, CKD, UTI, obstructive uropathy, nephrolithiasis, hypertension, renal tubular disorders, and asymptomatic urinary abnormalities.

What disease does a nephrologist treat?

All primary diseases of the kidney and renal diseases secondary to other diseases fall in the realm of nephrologists. To name a few, acute nephritis, Nephrotic syndrome, AKI, CKD, UTI, obstructive uropathy, nephrolithiasis, hypertension, renal tubular disorders, and asymptomatic urinary abnormalities.

Which test can a nephrologist recommend?

Since kidneys are essential for optimal functioning of all organ systems by maintaining the milieu interior, a nephrologist can and does order all the investigations in a clinician’s armamentarium.

Which test can a nephrologist recommend?

Since kidneys are essential for optimal functioning of all organ systems by maintaining the milieu interior, a nephrologist can and does order all the investigations in a clinician’s armamentarium.

How can urinary incontinence be managed?

Essentially managed by urologists who are surgeons to the kidneys and genitourinary tract, incontinence can be managed alternatively with certain drugs and neurosurgical procedures where necessary.

How can urinary incontinence be managed?

Essentially managed by urologists who are surgeons to the kidneys and genitourinary tract, incontinence can be managed alternatively with certain drugs and neurosurgical procedures where necessary.

What is end-stage renal disease?

ESRD is a stage in the progression of chronic kidney disease, and the kidneys are no longer capable of carrying out their function to maintain the milieu interior. Renal replacement therapy (regular dialysis and transplantation) is the only option to preserve life.

What is end-stage renal disease?

ESRD is a stage in the progression of chronic kidney disease, and the kidneys are no longer capable of carrying out their function to maintain the milieu interior. Renal replacement therapy (regular dialysis and transplantation) is the only option to preserve life.

What should be the lifestyle to avoid kidney problems?

A balanced diet, no smoking, abstinence or modest alcohol consumption, adequate fluid intake depending on ambient weather conditions, salt restriction in diet, good glycemic control in diabetes and optimal control of BP in hypertension, regular exercise to avoid obesity are some of the measures to avoid kidney problems.

What should be the lifestyle to avoid kidney problems?

A balanced diet, no smoking, abstinence or modest alcohol consumption, adequate fluid intake depending on ambient weather conditions, salt restriction in diet, good glycemic control in diabetes and optimal control of BP in hypertension, regular exercise to avoid obesity are some of the measures to avoid kidney problems.

Can kidney failure be controlled?

Kidney failure can be controlled, and its progression can be slowed done for a period with good conservative measures for chronic kidney disease. However, the final outcome is almost always ending stage renal disease (ESRD) requiring renal replacement therapy (RRT). Early detection of diabetic kidney disease at the stage of microalbuminuria can be reversed with diligent treatment and regular follow-up.

Can kidney failure be controlled?

Kidney failure can be controlled, and its progression can be slowed done for a period with good conservative measures for chronic kidney disease. However, the final outcome is almost always ending stage renal disease (ESRD) requiring renal replacement therapy (RRT). Early detection of diabetic kidney disease at the stage of microalbuminuria can be reversed with diligent treatment and regular follow-up.

When is dialysis required?

Dialysis is required once the cumulative GFR falls below 15ml/min/1.73 sq meter BSA. Emergency dialysis may be required for uremic complications of 

  • Hyperkalemia
  • Severe metabolic acidosis
  • Fluid overload with pulmonary edema
  • Uremic pericarditis
  • Uremic encephalopathy
     

When is dialysis required?

Dialysis is required once the cumulative GFR falls below 15ml/min/1.73 sq meter BSA. Emergency dialysis may be required for uremic complications of 

  • Hyperkalemia
  • Severe metabolic acidosis
  • Fluid overload with pulmonary edema
  • Uremic pericarditis
  • Uremic encephalopathy
     

Can something be done to prevent the recurrence of stones?

Relevant dietary advice, including liberal fluid intake, can mitigate the recurrence of renal stones to a considerable extent.

Can something be done to prevent the recurrence of stones?

Relevant dietary advice, including liberal fluid intake, can mitigate the recurrence of renal stones to a considerable extent.

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Is there a surgery required for removal of stones?

The need for surgery is decided based on the size of the stone, their location and obstruction caused by the stones.

How is Diabetes control related to my kidney function?

With diabetes, the small blood vessels in the kidney are injured, your kidneys cannot clean your blood properly. The body of an individual will retain more water and salt than it should, which can result in weight gain and ankle swelling. You may have protein in your urine. Also, waste materials will build up in your blood.

What habits damage the kidney?

Obesity, Physical inactivity, Smoking, less intake of water, abusing salt shaker, eating processed food, eating too much meat and too much food high in sugars, Heavy alcohol drinkers, pain killer abuse.

Is there a diet that is good for kidneys?

Low protein and low salt diet. By reducing protein intake, people with kidney disease who are not on dialysis can reduce stress on their kidneys and prevent the buildup of urea in the bloodstream. Limiting sodium can help lower the risk of developing hypertension, cardiovascular disease, congestive heart failure and chronic kidney disease.

Lower-protein foods: Bread, Fruits, Vegetables, Pasta and rice.
Avoid higher-protein foods: Red meat, Poultry, Fish, Eggs.
Low Potassium and low phosphorus foods.

How is early-stage CKD treated?

Low Protein Diet, Low salt diet, keeping Blood Sugars and Blood Pressure under control, maintaining BMI<23 kg/m2.

Is dialysis the only option if I develop ESRD?

Unless renal transplant is envisaged and planned patient has to be on maintenance dialysis either or hemodialysis.

Is dialysis the only option if I develop ESRD?

Unless renal transplant is envisaged and planned patient has to be on maintenance dialysis either or hemodialysis.

What to do while taking internal medicine treatment?

Just follow the prescription and, if required by follow up teleconsultation.

What to do while taking internal medicine treatment?

Just follow the prescription and, if required by follow up teleconsultation.

What is the difference between internal medicine and primary care?

MBBS graduates give primary care, and the practice of Internal medicine involves secondary care, and tertiary care is given by super-specialist.

What is the difference between internal medicine and primary care?

MBBS graduates give primary care, and the practice of Internal medicine involves secondary care, and tertiary care is given by super-specialist.

What procedures do internal medicine doctors do?

Generally simple procedures like Pleural aspiration, peritoneal aspiration, pericardial aspiration. Ultrasound-guided aspiration of the Liver abscess, CSF analysis by spinal Tap, bone marrow aspiration, and biopsy can be done.

What procedures do internal medicine doctors do?

Generally simple procedures like Pleural aspiration, peritoneal aspiration, pericardial aspiration. Ultrasound-guided aspiration of the Liver abscess, CSF analysis by spinal Tap, bone marrow aspiration, and biopsy can be done.

What does a doctor in internal medicine do?

Internal Medicine doctors practice various illnesses related to all sub-branches of Internal Medicine.

What does a doctor in internal medicine do?

Internal Medicine doctors practice various illnesses related to all sub-branches of Internal Medicine.

What is the difference between internal medicine and general practice?

General practitioners are MBBS graduates who practice fundamental aspects of medicine, surgery to name a few.

What is the difference between internal medicine and general practice?

General practitioners are MBBS graduates who practice fundamental aspects of medicine, surgery to name a few.

Do internists perform surgery?

Internists do not perform any surgeries since it is the domain of surgical specialty.

Do internists perform surgery?

Internists do not perform any surgeries since it is the domain of surgical specialty.

What is MD in internal medicine?

MD internal medicine is a recognized postgraduate degree conforming to the stringent criteria of NMC (earlier medical council of India). The MD qualified doctors are permitted to practice and treat all medicine cases sans 
interventions in cardiology or endoscopy in gastroenterology or performing dialysis in chronic kidney diseases.  
 

What is MD in internal medicine?

MD internal medicine is a recognized postgraduate degree conforming to the stringent criteria of NMC (earlier medical council of India). The MD qualified doctors are permitted to practice and treat all medicine cases sans 
interventions in cardiology or endoscopy in gastroenterology or performing dialysis in chronic kidney diseases.  
 

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Why tests do nephrologists perform?

Kidney biopsy

Why tests do nephrologists perform?

Kidney biopsy

What do nephrologists do on the first visit?

Detailed history taking, complete physical exam, recording of BP and BMI, and ordering of investigations (based on provisional diagnosis), including a mandatory complete urine examination and basic USG for kidneys.

What do nephrologists do on the first visit?

Detailed history taking, complete physical exam, recording of BP and BMI, and ordering of investigations (based on provisional diagnosis), including a mandatory complete urine examination and basic USG for kidneys.

What disease does a nephrologist treat?

All primary diseases of the kidney and renal diseases secondary to other diseases fall in the realm of nephrologists. To name a few, acute nephritis, Nephrotic syndrome, AKI, CKD, UTI, obstructive uropathy, nephrolithiasis, hypertension, renal tubular disorders, and asymptomatic urinary abnormalities.

What disease does a nephrologist treat?

All primary diseases of the kidney and renal diseases secondary to other diseases fall in the realm of nephrologists. To name a few, acute nephritis, Nephrotic syndrome, AKI, CKD, UTI, obstructive uropathy, nephrolithiasis, hypertension, renal tubular disorders, and asymptomatic urinary abnormalities.

Which test can a nephrologist recommend?

Since kidneys are essential for optimal functioning of all organ systems by maintaining the milieu interior, a nephrologist can and does order all the investigations in a clinician’s armamentarium.

Which test can a nephrologist recommend?

Since kidneys are essential for optimal functioning of all organ systems by maintaining the milieu interior, a nephrologist can and does order all the investigations in a clinician’s armamentarium.

How can urinary incontinence be managed?

Essentially managed by urologists who are surgeons to the kidneys and genitourinary tract, incontinence can be managed alternatively with certain drugs and neurosurgical procedures where necessary.

How can urinary incontinence be managed?

Essentially managed by urologists who are surgeons to the kidneys and genitourinary tract, incontinence can be managed alternatively with certain drugs and neurosurgical procedures where necessary.

What is end-stage renal disease?

ESRD is a stage in the progression of chronic kidney disease, and the kidneys are no longer capable of carrying out their function to maintain the milieu interior. Renal replacement therapy (regular dialysis and transplantation) is the only option to preserve life.

What is end-stage renal disease?

ESRD is a stage in the progression of chronic kidney disease, and the kidneys are no longer capable of carrying out their function to maintain the milieu interior. Renal replacement therapy (regular dialysis and transplantation) is the only option to preserve life.

What should be the lifestyle to avoid kidney problems?

A balanced diet, no smoking, abstinence or modest alcohol consumption, adequate fluid intake depending on ambient weather conditions, salt restriction in diet, good glycemic control in diabetes and optimal control of BP in hypertension, regular exercise to avoid obesity are some of the measures to avoid kidney problems.

What should be the lifestyle to avoid kidney problems?

A balanced diet, no smoking, abstinence or modest alcohol consumption, adequate fluid intake depending on ambient weather conditions, salt restriction in diet, good glycemic control in diabetes and optimal control of BP in hypertension, regular exercise to avoid obesity are some of the measures to avoid kidney problems.

Can kidney failure be controlled?

Kidney failure can be controlled, and its progression can be slowed done for a period with good conservative measures for chronic kidney disease. However, the final outcome is almost always ending stage renal disease (ESRD) requiring renal replacement therapy (RRT). Early detection of diabetic kidney disease at the stage of microalbuminuria can be reversed with diligent treatment and regular follow-up.

Can kidney failure be controlled?

Kidney failure can be controlled, and its progression can be slowed done for a period with good conservative measures for chronic kidney disease. However, the final outcome is almost always ending stage renal disease (ESRD) requiring renal replacement therapy (RRT). Early detection of diabetic kidney disease at the stage of microalbuminuria can be reversed with diligent treatment and regular follow-up.

When is dialysis required?

Dialysis is required once the cumulative GFR falls below 15ml/min/1.73 sq meter BSA. Emergency dialysis may be required for uremic complications of 

  • Hyperkalemia
  • Severe metabolic acidosis
  • Fluid overload with pulmonary edema
  • Uremic pericarditis
  • Uremic encephalopathy
     

When is dialysis required?

Dialysis is required once the cumulative GFR falls below 15ml/min/1.73 sq meter BSA. Emergency dialysis may be required for uremic complications of 

  • Hyperkalemia
  • Severe metabolic acidosis
  • Fluid overload with pulmonary edema
  • Uremic pericarditis
  • Uremic encephalopathy
     

Can something be done to prevent the recurrence of stones?

Relevant dietary advice, including liberal fluid intake, can mitigate the recurrence of renal stones to a considerable extent.

Can something be done to prevent the recurrence of stones?

Relevant dietary advice, including liberal fluid intake, can mitigate the recurrence of renal stones to a considerable extent.

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Is there surgery required for the removal of stones?

In modern management of renal stone disease, open laparotomy is seldom required as urolithiasis (kidney/ureter/bladder stones) can be dealt with endoscopically.

Can kidney failure be controlled?

Healthy lifestyle, good control of blood sugar and blood pressure, adherence to Medication.

Is drinking a lot of water good for kidneys?

Adequate hydration is good for healthy kidneys(for eg: A 70 kg individual is supposed to drink 10 glasses of water(2.5 -3 L/day).

How does high blood pressure affect the Kidney?

Your kidneys and circulatory system depend on each other for good health. High Blood pressure will damage the delicate functioning units of the kidney which do not filter blood well, Damaged kidneys fail to regulate blood pressure. It's a vicious cycle.

What can I do to protect my kidneys?

Get regular health checkup done(especially when there is a family history), Blood pressure and Blood sugar levels.

Are there any dietary changes required to prevent Kidney disease?

Kidney-friendly meal plan( Low salt diet-avoid consuming canned foods, Pickles)

Adequate Hydration,
Voiding self/over the counter medication,
Abstinence from smoking

Dr Rehna K Rahman

Pediatrics_Dr Rehna K Rahman.jpg
Dr Rehna K Rahman
Consultant - Paediatric Nephrology
MD Paediatrics, DM Paediatric Nephrology
Speciality
Nephrology
Hospital
Aster MIMS Calicut, Aster MIMS Kannur, Aster MIMS Kottakkal
Languages
English, Malayalam, Hindi, Tamil, Kannada
Overview

Dr Rehna is an alumnus of Govt. Medical College, Calicut. She did her MD Paediatrics from Govt. Medical College, Thrissur and obtained her DM in Paediatric Nephrology from St Johns Medical College, Banglore. Areas of keen interest are difficult nephrotic syndrome, acute and chronic dialysis as well as renal transplantation.

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