Dr. P. K. Das

Monday - Saturday 09:00 - 17:00

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Indraprastha Apollo Hospital, Sarita Vihar, New Delhi, Delhi 110076

Monday - Friday 08:00 - 20:00

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How Radiation Oncology is treating specific cancer

best oncologist in Delhi NCR
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As the disease called cancer is increasing day by day, so are its treatment types. Scientists are trying to find out various possible ways to treat cancer successfully. The most common type of cancer treatment is the use of radiation therapy or radiotherapy. To treat cancer you should consult the best cancer specialist doctor in Delhi like Dr. PK Das to have the advanced treatment of radiotherapy for a speedy recovery.


Radiation therapy is a type of therapy for cancer treatment that uses radiation to shrink the tumor and kill cancer cells. Radiation therapy is very effective in curing cancer. It prevents it from coming back and it also slows the speed of its growth. Practitioners like Dr. PK Das cancer specialist who is considered the best medical oncologist in Delhi use this therapy for cancer treatment and ensure utmost care in every stage of treatment.


Types of cancer against which radiation therapy is most effective


Worldwide data shows that radiation therapy accounts for around forty percent of all types of cancer treatment. Radiation oncology has played a vital role in improving the lives of many patients around the world. Various types of cancer can be found in patients and radiation therapy is used widely to cure them. But there are some types of cancer radiation therapy that affect the most. They are:


  • Breast cancer
  • Uterine cancer
  • Skin cancer
  • Bowel cancer
  • Prostate cancer


Numerous cases have proven that radiation therapy is most effective against these types of cancers whether it is given before or after surgery. Radiation therapy is very helpful in reducing the risk of removing organs due to cancer. To get the most technologically advanced radiation therapy you should go to the best cancer specialist doctor in Delhi like Dr. PK Das to have a fast recovery and healthy life ahead.  


 Reasons for using highly focused radiation therapy against some cancers


Most cancer patients get treated with radiation therapy to ease the symptoms of cancer. In this treatment, radiation of high energy is used for treatment. Not only for treating cancer but also giving relief to the cancer patients from pain like bone pain due to the spread of cancer. 


This therapy is most effective against cancer as it destroys the cancer cells. This means the cancer cells lose the ability to reproduce. Radiation therapy directly damages the DNAs of cancer cells. This stops them from growing or spreading more. Due to radiation therapy cancer cells lose the power to divide and spread more in other parts. Cancer cells get easily destroyed by radiation therapy. This is because:


  • Cancer cells have cells division more quickly than any other normal cells and radiation therapy damages that.
  • Cancer cells cannot repair this damage caused by radiation therapy like normal cells.


Now you become more informative about the way radiation therapy works and its effectiveness. Practitioners like Dr. PK Das cancer specialist who is considered the best medical oncologist in Delhi ensure to provide patients with the best possible treatment with the latest technology of radiation therapy available. 


What are the 3 types of radiation treatment?


Being the most commonly used therapy for cancer treatment, radiation therapy has been a topic of research many times. Scientists are trying to invent the best possible technique for giving this therapy to cancer patients. The high energy of x-rays is used for this therapy to point out the cancer cells and eventually destroy them. This radiation therapy is not a single type of therapy. It has four different forms. Those are:


  • 3D conformal radiation therapy (3DCRT)
  • Image-guided radiation therapy (IGRT)
  • Volumetric modulated arc therapy (VMAT)
  • Intensity-modulated radiation therapy (IMRT)


Apart from these, there are also internal types and external types of radiation therapy. The internal radiation therapies are:


  • Brachytherapy
  • Intraoperative radiation therapy (IORT)
  • Stereotactic radiosurgery (SRS)



And the external beam radiation therapies are:


  • Proton therapy 
  • MRI linear accelerator
  • Stereotactic body radiation therapy (SBRT) 


The best cancer specialist doctor in Delhi Dr. PK Das always makes sure that you get the optimal treatment with the best available technology. Before deciding which type of radiation therapy would be best for you, he first reviews your condition, medical history, and reports to finalize the plan of your treatment. 


 What cancers does radiation therapy treat?


Until now you have understood the reasons behind using radiation therapy in most cases. There is external beam therapy, a sub-type of radiation therapy that is used for treating many types of cancer, like: 


  • Neck cancer
  • Cancer in head 
  • prostate
  • breast 
  • eye 
  • cervix 


Another type of radiation therapy called radioactive iodine is commonly used to treat thyroid cancer. 


Though radiation therapy is a very cost-effective treatment process and has some side effects. That’s why you have to maintain a proper diet after having this therapy. If you face any health issue after treatment then you can always consult practitioners like Dr. PK Das cancer specialist who is considered the best medical oncologist in Delhi for having a proper follow-up session and timely recovery. 

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