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Reviewed by Dr. Lovedeep Singh Chauhan, MCh Surgical Oncology (Tata Memorial Hospital, Mumbai) | Consultant Surgical Oncologist, Max Hospital, Mohali
Introduction
Receiving a cancer diagnosis is one of the most overwhelming moments in a person's life. Among the first questions patients and families ask is: what treatment will I need?
The answer is rarely simple — and that is not a bad thing. Modern oncology has moved far beyond a one-size-fits-all approach. Today, the right treatment is chosen based on the type of cancer, its stage, your overall health, and the biological characteristics of the tumour itself.
This guide explains how oncologists think about treatment selection, what surgery, chemotherapy, and targeted therapy each do, and how the stage of your cancer shapes the entire decision. If you or someone you love is navigating a new cancer diagnosis in Punjab, understanding these fundamentals can help you have a more informed discussion with your oncologist in Punjab about the most appropriate treatment approach.
What Does "Cancer Stage" Actually Mean?
Before understanding treatment, it is important to understand staging. Staging is the process of determining how far cancer has spread in the body. T he most widely used system is the TNM system:
- T (Tumour) — size and extent of the primary tumour
- N (Node) — whether cancer has spread to nearby lymph nodes
- M (Metastasis) — whether cancer has spread to distant organs
Based on TNM findings, cancers are generally grouped into four stages:
- Stage I — Cancer is small and localised to one area
- Stage II — Cancer has grown but has not spread to lymph nodes or other organs significantly
- Stage III — Cancer has spread to nearby lymph nodes or tissues
- Stage IV — Cancer has spread to distant organs (metastatic disease)
Understanding your stage is the single most important step before any treatment discussion. If you have recently received a biopsy result and want to understand what the numbers mean, our detailed article on [understanding your biopsy report] covers TNM staging, tumour grade, and markers in simple language.
The Three Main Treatment Approaches
1. Surgery
Surgery is the oldest and often the most effective treatment for solid tumours, especially when the cancer is localised and has not spread to distant sites.
The goal of surgery can vary depending on the situation:
- Curative surgery — to remove the entire tumour with clear margins, aiming for complete cure
- Debulking surgery — to remove as much tumour as possible before other treatments
- Palliative surgery — to relieve symptoms and improve quality of life when cure is not possible
Modern cancer surgery has advanced significantly. Techniques such as [robotic cancer surgery] and laparoscopic (keyhole) surgery allow surgeons to operate with greater precision, smaller incisions, less blood loss, and faster recovery compared to traditional open surgery.
At Max Hospital, Mohali, Dr. Lovedeep Singh Chauhan performs surgical oncology across a wide range of cancer types — including colorectal cancers, gynecological malignancies such as ovarian and cervical cancer, endocrine malignancies including thyroid cancer, urological cancers such as prostate and kidney cancer, head and neck cancers, and breast cancers. Patients from across Punjab, including those consulting an oncologist in Chandigarh or seeking a surgical oncologist in Mohali, have access to this level of specialised surgical care without needing to travel to metros like Delhi or Mumbai.
When is surgery the primary treatment?
Surgery is typically the first and preferred treatment in Stage I and Stage II solid cancers where the tumour is resectable (removable). In selected Stage III cases, surgery may follow chemotherapy or radiation to shrink the tumour first, a process called neoadjuvant therapy.
2. Chemotherapy
Chemotherapy uses drugs to kill rapidly dividing cancer cells throughout the body. Unlike surgery, which is local, chemotherapy is a systemic treatment — meaning it travels through the bloodstream and can reach cancer cells in multiple locations.
When is chemotherapy used?
- Before surgery (neoadjuvant chemotherapy) — to shrink a tumour and make surgery more effective or less extensive
- After surgery (adjuvant chemotherapy) — to eliminate any remaining cancer cells that surgery could not remove
- As the primary treatment — in cancers that are not surgically removable, or in Stage IV disease
- Concurrently with radiation — in certain head and neck cancers, cervical cancer, and rectal cancer
Chemotherapy has side effects — nausea, fatigue, hair loss, and reduced immunity among the most common. However, the specific drugs used, the dosage, and the duration are all carefully tailored to the individual patient, and supportive care has improved significantly.
3. Targeted Therapy
Targeted therapy is a newer class of cancer treatment that works differently from chemotherapy. Instead of attacking all rapidly dividing cells, targeted drugs are designed to interfere with specific molecules, proteins or genes — that drive cancer growth.
For targeted therapy to work, the tumour must first be tested for specific molecular markers or mutations. Examples include:
- HER2-positive breast cancer — treated with drugs that specifically block the HER2 protein
- BRAF mutation in thyroid cancer — targeted by specific BRAF inhibitors
- Colorectal cancer with specific mutations — eligible for targeted anti-EGFR or VEGF therapies
Targeted therapy is generally better tolerated than conventional chemotherapy because it attacks cancer cells more selectively. However, it is not suitable for every patient — only those whose tumours carry the relevant molecular target.
This is why modern oncology relies heavily on histopathology and molecular testing before finalising any treatment plan.
How Stage Determines Treatment: A Practical Overview
| Cancer Stage | Typical Primary Approach | Role of Surgery | Role of Chemo / Targeted Therapy |
|---|---|---|---|
| Stage I | Surgery | First-line, curative intent | Often not needed |
| Stage II | Surgery ± adjuvant therapy | First-line in most cases | May be added after surgery |
| Stage III | Combined modality | Surgery after shrinking tumour | Neoadjuvant before surgery; adjuvant after |
| Stage IV | Systemic therapy primary | Selected cases (palliative or oligometastatic) | Main treatment modality |
This table is a general framework. Every cancer type has its own specific guidelines. For example, early-stage rectal cancer may require radiation alongside chemotherapy before surgery, while early-stage thyroid cancer is managed primarily with surgery alone. Breast cancer treatment depends not just on stage but on hormone receptor status and HER2 status.
The Role of a Multidisciplinary Team
One of the most important things to understand is that no single doctor decides your treatment alone. The best cancer centres follow a Multidisciplinary Team (MDT) approach, where surgical oncologists , medical oncologists, radiation oncologists, radiologists, and pathologists review each case together.
This team-based approach ensures that every treatment decision is based on complete evidence — imaging, biopsy results, molecular markers, and the patient's overall fitness.
When patients from class="blog_detail" Panchkula , Kharar, or Zirakpur visit for a consultation, the same MDT process is applied. You deserve — and should always ask for — a multi-specialist review before beginning treatment.
Questions to Ask Your Oncologist Before Starting Treatment
Before agreeing to any treatment plan, patients are encouraged to ask:
- 1. What is the stage of my cancer, and what does that mean for my prognosis?
- 2. What are all the treatment options available for my stage and cancer type?
- 3. Is surgery an option? If yes, what kind of surgery and what is the expected recovery?
- 4. Will I need chemotherapy or targeted therapy — before or after surgery?
- 5. Are there clinical trials I may be eligible for?
- 6. What are the side effects I should prepare for?
- 7. What happens if I delay treatment?
Having these answers in writing will help you make an informed decision and feel more in control.
Preparing for Your Treatment Journey
Once a treatment plan is decided, preparation is key. Before any cancer surgery, patients benefit from understanding exactly what to expect — from pre-admission tests to diet restrictions to post-operative wound care. Our detailed [preparing for cancer surgery] checklist covers all of this step by step.
For patients who are still at the stage of interpreting their diagnosis, our guide on [understanding your biopsy report] explains what terms like tumour grade, surgical margins, and lymph node involvement actually mean — in plain language, not medical jargon.
Conclusion
Choosing the right cancer treatment is not a decision made in a single appointment. It involves understanding your stage, knowing the biology of your specific tumour, and working with an experienced surgical oncologist who can guide you through every option.
Whether you have been diagnosed with colorectal cancer, a gynaecological malignancy, an endocrine tumour, a urological cancer, a head and neck cancer, or breast cancer — the principle remains the same: the right treatment is the one designed specifically for you, not borrowed from a general template.
If you are looking for a trusted oncologist in Punjab with experience across this full range of cancer types, Dr. Lovedeep Singh Chauhan at Max Hospital, Mohali offers consultations for patients across the region, including those travelling from Chandigarh, Ludhiana, Patiala, Sirhind, and beyond.
Frequently Asked Questions (FAQs)
Dr. Lovedeep Singh Chauhan
Dr. Lovedeep Singh Chauhan is a Consultant in Surgical Oncology at Max Super Speciality Hospital, Mohali (2023–present). He has received advanced training in cancer surgery from leading national institutes and has academic, clinical, and research experience across multiple subspecialties of surgical oncology.
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