A brachytherapy treatment is in which radioactive material is enclosed within a seed to fight cancer
Brachytherapy Market |
Brachytherapy is a cancer treatment that involves injecting
radioactive material into the body through a needle or catheter. This source's
radiation affects the DNA of cancer cells in the vicinity. Internal
radiotherapy called brachytherapy. A source, a tiny radioactive substance, is
implanted into or near the tumour. Alternatively, you can go into the region
where the cancer was before surgery.
Seeds, wires, and discs are among the several types of
radioactive sources (also known as implants). They use radiotherapy to
eliminate cancer cells in the area. Radiation doses are lower in healthy tissue
surrounding the tumour. The amount of radiation you require is determined by
your doctor. This has an impact on how long the radioactive source remains
inside you. This can last anywhere from a few minutes to a few days, or it can
be permanent. If the source is permanently inside you, it will stop emitting
radiation after a few weeks or months.
While the patient is under anaesthesia, surgeons insert
microscopic seeds containing radiation in or near the tumour with low dose rate
(LDR) brachytherapy. LDR brachytherapy
takes around an hour to complete and does not require an overnight stay in the
hospital. The seeds are usually permanent, although they cause little or no
pain, and their radioactivity fades after a few weeks or months. The implants
are removed after several days in some circumstances, such as the treatment of
eye malignancies.
Doctors use high dose rate (HDR) brachytherapy to deliver
intense bursts of radiation over a short period of time. A number of plastic catheters
(tubes) are placed into or around the tumour while the patient is sedated. The
catheters are connected to a machine that uses radioactive pellets to provide
exact dosages of radiation. HDR brachytherapy for skin cancer involves
electronically produced radiation that is delivered to the skin surface without
the need of catheters.
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