Kidney Cancer Treatment in Delhi, India

Liver cancer is a disease in which abnormal cells grow uncontrollably within the tissues of the liver. Instead of developing and functioning in an organised way, these cells multiply rapidly and form a tumour, gradually replacing healthy liver tissue. This uncontrolled growth alters the normal structure of the liver and affects how the organ works as part of the body’s internal system. As the tumour enlarges, it can disturb the liver’s ability to maintain balance within the body. Because the liver plays a central role in many essential processes, any significant change in its structure can influence overall health and physical stability.

Not all kidney cancers are the same. They differ in their origin, growth pattern, and overall outlook, which makes accurate diagnosis essential. Below is an overview of the main types of kidney cancer.

Renal Cell Carcinoma (RCC): Renal Cell Carcinoma is the most common type of kidney cancer in adults, accounting for nearly 85–90% of cases. It develops from the lining of the small tubes within the kidney and includes several subtypes.

The main forms are:

• Clear Cell RCC – the most common and often more aggressive subtype.
• Papillary RCC – the second most common type, divided into Type 1 and Type 2.
• Chromophobe RCC – less common and generally associated with a better prognosis.

Rare variants such as collecting duct carcinoma and medullary carcinoma are uncommon but may behave more aggressively.

Urothelial Carcinoma (Transitional Cell Carcinoma): This type arises from the lining of the renal pelvis, where urine collects before passing into the ureter. Although it affects the kidney region, it behaves more like bladder cancer and is treated differently from Renal Cell Carcinoma.

Wilms Tumour: Wilms tumour, also known as nephroblastoma, is a kidney cancer that primarily affects children, usually under the age of five. With timely diagnosis and appropriate treatment, outcomes are often favourable.

Renal Sarcoma: Renal sarcoma is a rare form of kidney cancer that develops from the connective tissues of the kidney. It accounts for less than 1% of kidney cancers and typically requires a different treatment approach compared to more common types.

Kidney cancer develops when cells in the kidney undergo abnormal changes and begin to grow uncontrollably. While the exact trigger is not always identifiable, certain biological and cellular factors are known to initiate this process.

DNA Mutations: Most kidney cancers begin with mutations in the DNA of kidney cells. These mutations instruct cells to grow and divide at an abnormal rate, eventually forming a tumour. In some cases, these mutations are inherited; in others, they develop over a lifetime due to various internal or external influences.

Disruption of Tumour Suppressor Genes: The human body has natural mechanisms, tumour suppressor genes, that regulate cell growth and repair damaged DNA. When these genes are altered or disabled, the body loses its ability to keep abnormal cell growth in check, creating conditions in which cancer can develop.

Abnormal Blood Vessel Formation (Angiogenesis): Certain kidney cancers, particularly clear cell renal cell carcinoma, are associated with changes in genes that regulate blood vessel formation. When these pathways are disrupted, tumours are able to develop their own blood supply, enabling them to grow and spread.

Inherited Gene Mutations: In a subset of cases, kidney cancer is caused by inherited genetic syndromes such as Von Hippel-Lindau (VHL) disease, hereditary papillary renal cell carcinoma, or Birt-Hogg-Dubé syndrome. These conditions significantly increase the likelihood of developing kidney cancer, often at a younger age.

While the exact cause of kidney cancer is not always clear, certain factors can increase a person’s risk of developing the condition. Some are linked to lifestyle or long-term health conditions, and others may be related to family history.

Smoking: Smokers face a significantly higher risk of developing kidney cancer compared to non-smokers. Harmful chemicals in tobacco enter the bloodstream, accumulate in the kidneys, and can damage cellular DNA over time, creating conditions favourable to cancer development.

Obesity: Excess body weight is a well-established risk factor for kidney cancer. Obesity disrupts hormone regulation and promotes chronic, low-grade inflammation, both of which can contribute to the development of renal tumours over time.

High Blood Pressure (Hypertension): Hypertension is associated with an increased risk of kidney cancer, though the precise mechanism is not fully understood. Long-term exposure to elevated blood pressure may cause cellular damage within the kidneys, raising susceptibility to malignant changes.

Chronic Kidney Disease & Long-Term Dialysis: Patients with chronic kidney disease, particularly those on long-term dialysis, have a higher risk of developing acquired cystic kidney disease, which in turn can increase the risk of kidney cancer.

Occupational Exposure: Prolonged exposure to certain workplace substances, including trichloroethylene, asbestos, cadmium, and some herbicides, has been linked to an elevated risk of kidney cancer, particularly among those in industrial or manufacturing environments.

FamilyHistory: A first-degree family history of kidney cancer, even in the absence of a known inherited syndrome, can increase an individual's risk. Genetic counselling may be recommended for those with a significant family history of the disease.

Gender & Age: Kidney cancer is more commonly diagnosed in men than in women, and the risk increases significantly with age, with most cases occurring in individuals over the age of 50.

Kidney cancer often develops silently in its early stages, and many people may not notice symptoms at first. In some cases, signs are discovered incidentally during scans done for other reasons.

• Blood in the Urine (Haematuria): One of the most common signs is blood in the urine. It may appear pink, red, or cola-coloured, and sometimes it comes and goes. Even if it occurs only once, it should always be evaluated.
• Persistent Pain in the Side or Lower Back: A dull ache or ongoing pain below the ribs on one side of the back may occur. This discomfort is usually not related to muscle strain and tends to persist over time.
• A Lump or Swelling in the Abdomen: Some people may notice a swelling or feel a mass in the abdominal or flank area. This is more likely in advanced cases.
• Unexplained Weight Loss: Losing weight without trying, especially when accompanied by fatigue or reduced appetite, may be a warning sign.
• Fatigue and Weakness: Ongoing tiredness that does not improve with rest can occur due to anaemia or the body’s response to cancer.
• Fever or Night Sweats: Recurrent low-grade fever or night sweats without an obvious infection may also be associated with kidney cancer.

If any of these symptoms persist or feel unusual, it is important to seek medical advice rather than assuming they are minor issues.

Diagnosing kidney cancer accurately is the first and most critical step toward effective treatment. At Max Hospitals, we follow a structured diagnostic pathway to ensure every patient receives a thorough and precise evaluation before any treatment decision is made.

• Medical History and Physical Examination: The diagnostic process begins with a detailed discussion about symptoms such as blood in the urine, persistent back pain, fatigue, or unexplained weight loss, along with a review of personal habits, medical conditions like high blood pressure or chronic kidney disease, and family history. During the physical examination, the abdomen and flank areas are carefully assessed for tenderness, swelling, or a palpable mass, although many kidney tumours are not large enough to be felt externally.
• Urine Tests: A urine examination helps detect blood that may not be visible to the naked eye, as microscopic haematuria can sometimes be the earliest sign of kidney cancer. In selected cases, additional laboratory analysis may be done to look for abnormal cells, helping doctors decide whether further imaging or specialist evaluation is required.
• Blood Tests: Blood tests are performed to evaluate overall kidney function and identify abnormalities that may be associated with kidney cancer, such as anaemia, elevated calcium levels, or changes in liver function. Although blood tests alone cannot confirm the diagnosis, they provide important baseline information and help guide further investigations.
• Imaging Tests: Imaging studies play a central role in diagnosing kidney cancer, with ultrasound often used as an initial screening tool to detect suspicious masses, followed by contrast-enhanced CT or MRI scans that provide detailed images of the kidneys and surrounding structures. These scans help determine the tumour’s size, location, involvement of nearby blood vessels or lymph nodes, and whether there are signs of spread to other organs.
• Biopsy: A biopsy may be recommended in certain situations, particularly when imaging findings are unclear or when non-surgical treatment is being considered, and involves using a thin needle to remove a small sample of tissue from the kidney mass under imaging guidance. The sample is examined under a microscope to confirm whether the tumour is cancerous and to identify its specific type, which helps in planning appropriate treatment.

Once kidney cancer has been confirmed through diagnostic evaluation, the next step is to determine its stage. Staging defines how far the tumour has progressed, including its size, whether it remains confined to the kidney, and whether it has extended to nearby tissues, lymph nodes, or distant organs. This assessment provides a clearer picture of the disease’s extent and forms the foundation for treatment planning.

• Stage I: The tumour is small (7 cm or less) and confined entirely within the kidney. It has not spread to lymph nodes or distant organs.
• Stage II: The tumour is larger than 7 cm but still remains limited to the kidney. There is no evidence of spread beyond the organ.
• Stage III: The cancer has extended beyond the kidney into nearby major blood vessels or surrounding tissues, or it has spread to nearby lymph nodes, but not to distant organs.
• Stage IV: The cancer has spread beyond the kidney to distant organs such as the lungs, bones, brain, or liver, or it has extensively involved surrounding structures.

Each stage reflects a progression in the extent of the disease, and accurate staging is essential for determining the most appropriate treatment approach.

Kidney cancer treatment is not one-size-fits-all. At Max Hospitals, every treatment plan is shaped by the type, stage, and grade of the cancer, alongside the patient's overall health, kidney function, and individual circumstances. A multidisciplinary team of urological oncologists, medical oncologists, and radiation oncologists collaborates on every case, reviewing diagnostics, debating options, and arriving at a consensus that reflects the best available evidence and the patient's unique clinical profile. The goal is always the same: the most effective treatment, delivered with the least possible impact on quality of life.

Surgery : Surgery remains the cornerstone of kidney cancer treatment and offers the best chance of cure for localised disease. The type of surgery recommended depends on the size, location, and stage of the tumour, as well as the overall health and kidney function of the patient. At Max Hospitals, surgical decisions are made with precision, always prioritising the preservation of kidney tissue wherever clinically feasible.

• Partial Nephrectomy — Also known as kidney-sparing surgery, a partial nephrectomy involves the removal of only the tumour and a small margin of surrounding healthy tissue. It is the preferred approach for smaller tumours and those in favourable locations, as it preserves the maximum amount of functional kidney tissue, reducing the long-term risk of chronic kidney disease.
• Radical Nephrectomy — When the tumour is large, centrally located, or has involved surrounding structures, a radical nephrectomy, the complete removal of the affected kidney, may be the most appropriate course of action. The procedure may also involve the removal of nearby lymph nodes and adrenal glands if there is evidence of involvement. It can be performed through open, laparoscopic, or robotic-assisted approaches depending on the clinical situation.

Robotic & Minimally Invasive Surgery: At Max Hospitals, robotic-assisted and laparoscopic surgical techniques are offered as preferred alternatives to open surgery wherever clinically appropriate. These advanced approaches allow surgeons to operate with enhanced precision, a magnified three-dimensional view, and greater instrument flexibility, translating into smaller incisions, significantly reduced blood loss, lower risk of post-operative complications, and a faster return to normal life. Importantly, these benefits are achieved without any compromise on oncological outcomes, making minimally invasive surgery an increasingly preferred choice for kidney cancer procedures.

Targeted Therapy: Targeted therapy has transformed the management of advanced and metastatic kidney cancer over the past two decades. Unlike conventional chemotherapy, which affects all rapidly dividing cells, targeted therapy works by identifying and blocking specific molecular pathways that cancer cells depend on to grow, divide, and spread. In kidney cancer, the most commonly targeted pathways include the VEGF (vascular endothelial growth factor) pathway, which tumours exploit to develop their own blood supply, and the mTOR pathway, which regulates cell growth and metabolism. Drugs acting on these pathways have demonstrated significant efficacy in controlling disease progression and improving survival in advanced renal cell carcinoma.

Immunotherapy: Immunotherapy represents one of the most significant advances in kidney cancer treatment in recent years. By releasing the natural brakes on the immune system, checkpoint inhibitors, including PD-1, PD-L1, and CTLA-4 inhibitors, enable the body's own immune cells to recognise and destroy cancer cells more effectively. In advanced kidney cancer, immunotherapy is often used as a first-line treatment, either as a standalone therapy or in combination with targeted agents, with combination regimens having demonstrated improved response rates and survival outcomes compared to either treatment alone. Max Hospitals offers access to the latest immunotherapy protocols, administered and monitored by experienced medical oncologists.

Ablation Therapies: For patients who are not suitable candidates for surgery, whether due to advanced age, significant comorbidities, reduced kidney function, or tumour location, ablation therapies offer a clinically effective and minimally invasive alternative. These procedures are performed under imaging guidance, ensuring precise targeting of the tumour with minimal impact on surrounding tissue.

• Cryoablation — This technique uses extreme cold, delivered through a thin probe inserted directly into the tumour, to freeze and destroy cancer cells. It is particularly well-suited for small peripheral tumours and can often be performed on an outpatient basis.
• Radiofrequency Ablation (RFA) — RFA uses heat generated by high-frequency radio waves to destroy tumour tissue. Like cryoablation, it is a minimally invasive procedure performed under CT or ultrasound guidance, offering a safe and effective option for patients where surgery carries significant risk.

Radiation Therapy: While renal cell carcinoma is generally considered resistant to conventional radiation therapy, modern advances in radiation technology have expanded its role in kidney cancer management. At Max Hospitals, radiation therapy is used in targeted and carefully considered scenarios, including Stereotactic Body Radiation Therapy (SBRT), which delivers high-dose, precisely focused radiation to tumours with minimal exposure to surrounding healthy tissue. Radiation also plays an important role in the palliation of metastatic kidney cancer, particularly in managing painful bone metastases, brain metastases, or other sites of spread, providing meaningful symptom relief and improving quality of life in advanced disease.

Arterial Embolisation: Arterial embolisation is a specialised interventional procedure used to deliberately cut off the blood supply to a kidney tumour. A catheter is guided through the blood vessels to the renal artery, where embolic material is introduced to block blood flow to the tumour. This approach is used in a number of clinical contexts, as a pre-surgical measure to reduce intraoperative bleeding and make tumour removal easier, or as a palliative intervention in advanced cases where surgery is not feasible, helping to manage symptoms such as pain and haematuria.

Chemotherapy: Conventional chemotherapy has a limited role in the treatment of kidney cancer, as renal cell carcinoma, the most common type, is largely resistant to standard chemotherapeutic agents. However, chemotherapy is not entirely without relevance in kidney cancer management. In certain less common subtypes, such as collecting duct carcinoma, medullary carcinoma, or tumours with sarcomatoid differentiation, chemotherapy may be incorporated into the treatment plan, often in combination with other agents. At Max Hospitals, its use is considered carefully and selectively, informed by pathological findings and the broader clinical picture.

Not all kidney tumours require immediate intervention. For small, slow-growing renal masses, particularly in older patients or those with significant health conditions, active surveillance is a clinically recognised approach that involves regular imaging to closely monitor the tumour over time. At Max Hospitals, this is conducted within a structured monitoring protocol, with treatment initiated promptly if the tumour shows meaningful growth or change.

Kidney cancer can lead to complications, particularly if it progresses or affects surrounding tissues. As the disease advances, it may interfere with kidney function and place strain on other parts of the body.

• Reduced Kidney Function: When cancer affects a large portion of the kidney, it can limit the organ’s ability to filter waste and maintain the body’s fluid and chemical balance. If both kidneys are involved, this impact may be more significant.
• Spread to Nearby Structures: The tumour may extend into nearby tissues or major blood vessels, which can disrupt normal circulation and organ stability.
• Effects on Other Organs: In more advanced stages, cancer cells may involve other parts of the body, affecting overall health and strength.
• Hormonal Imbalance: Because the kidneys help regulate blood pressure and produce certain hormones, structural disruption may disturb these important body functions.

Although kidney cancer cannot always be prevented, certain measures may help lower the risk and support long-term kidney health.

• Avoid Tobacco Use: Stopping smoking or avoiding tobacco reduces exposure to harmful substances that can damage kidney tissue.
• Maintain a Healthy Weight: Keeping body weight within a healthy range supports overall organ function and reduces unnecessary strain on the kidneys.
• Stay Physically Active: Regular physical activity helps maintain metabolic balance and supports general health.
• Manage Blood Pressure: Controlling high blood pressure through regular monitoring and medical guidance protects kidney structure over time.
• Attend Routine Health Check-ups: Regular medical reviews allow early identification of potential concerns and support proactive health management.

Reviewed by Dr Anant Kumar, Chairman - Urology Renal Transplant, Robotic Surgery, on 17 March 2026.

Is kidney cancer the same as kidney failure?

No. Kidney cancer refers to the uncontrolled growth of abnormal cells within the kidney, whereas kidney failure occurs when the kidneys lose their ability to filter waste effectively. They are separate medical conditions, although in advanced situations kidney cancer may affect kidney function.

Can a person live with only one kidney?

Yes. Many people live healthy, normal lives with one functioning kidney. The remaining kidney can usually adapt and perform the work required to maintain the body’s balance.

Is kidney cancer considered a fast-growing cancer?

The growth rate varies depending on the type and biological behaviour of the tumour. Some kidney cancers grow slowly over time, while others may behave more aggressively.

Does kidney cancer affect both kidneys at the same time?

In most cases, kidney cancer develops in only one kidney. However, in rare situations, particularly in certain inherited conditions, both kidneys may be affected.

At what age is kidney cancer most commonly diagnosed?

Kidney cancer is more frequently diagnosed in adults over the age of 50, although it can occur at any age. Certain types, such as Wilms tumour, primarily affect young children.

Is kidney cancer more common in men or women?

Kidney cancer is generally more common in men than in women.

Can kidney cancer spread to other parts of the body?

Yes. Like many cancers, kidney cancer can spread beyond the kidney to other organs if not managed appropriately. The likelihood depends on the type and stage of the disease.

Is kidney cancer hereditary?

Most cases are not inherited. However, a small percentage are linked to genetic syndromes that increase the likelihood of developing kidney tumours.

Can kidney cancer return after treatment?

There is a possibility of recurrence, depending on the type, stage, and individual factors. Regular follow-up care is important to monitor long-term health.

Are all kidney tumours cancerous?

No. Some kidney masses are benign (non-cancerous). Imaging tests and, in selected cases, biopsy help determine the exact nature of a kidney tumour.

Does kidney cancer always require immediate treatment?

Not necessarily. In selected cases involving small or slow-growing tumours, doctors may recommend careful monitoring before initiating active treatment.

How does kidney cancer differ from bladder cancer?

Although both involve parts of the urinary system, kidney cancer typically arises from kidney tissue itself, while bladder cancer develops from the lining of the bladder. Their biological behaviour and treatment approaches differ.

Can lifestyle changes improve outcomes after kidney cancer treatment?

Healthy habits such as maintaining an appropriate weight, staying active, and attending regular follow-up appointments can support overall well-being after treatment.

Is kidney cancer a common cancer worldwide?

Kidney cancer accounts for a smaller proportion of overall cancer diagnoses compared to cancers such as lung or breast cancer, but it remains a significant global health concern.

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