Long-term CyberKnife
Cyberknife
The CyberKnife System is a radiation therapy device manufactured by Accuray Incorporated. The system is used to deliver radiosurgery for the treatment of benign tumors, malignant tumors and other medical conditions.
| Long-term Side Effects | |
|---|---|
| Cyberknife Radiosurgery | Despite receiving a dose similar to brachytherapy, long-term urinary effects are not common and rectal injury is rare; 20-30% patients develop erectile dysfunction One-millimeter accuracy protects surrounding tissues |
| External Beam Radiotherapy (EBRT) | |
What are the side effects of CyberKnife treatment for prostate cancer?
Potential side effects of CyberKnife treatment for prostate cancer. 1 Constipation, fecal urgency, fecal incontinence, hemorrhoid, rectal bleeding. 2 Urinary retention, urinary urgency, increased frequency, incontinence, urinary bleeding. 3 Blood in stool. 4 Erectile dysfunction.
Is CyberKnife treatment right for You?
Find a physician in your area offering the CyberKnife System — and find out if CyberKnife treatment is right for you. The CyberKnife System is a non-invasive, non-surgical, pain-free treatment option for prostate cancer with proven results.
What are the most common side effects of prostate cancer?
Any man who is diagnosed with prostate cancer and faces treatment choices must grapple with the risk of side effects. Urinary incontinence and erectile dysfunction are the most common.
Can long-term data help men with prostate cancer make informed choices?
Until now, however, there haven’t been good long-term data to help oncologists help men with prostate cancer make informed choices about treatment that take these side-effect risks into account. The new study included more than 2,000 men who were followed for five years after receiving various types of prostate cancer treatment.
What are the side effects of CyberKnife treatment for prostate cancer?
Potential side effects of CyberKnife treatment for prostate cancerConstipation, fecal urgency, fecal incontinence, hemorrhoid, rectal bleeding.Urinary retention, urinary urgency, increased frequency, incontinence, urinary bleeding.Blood in stool.Erectile dysfunction.
What are some disadvantages of the CyberKnife?
Potential side effects of CyberKnife® treatment for lung cancerFatigue.Breathing difficulties.Cough.Hemoptysis (coughing up blood)Radiation pneumonitis.Radiation fibrosis.Complications (such as pneumothorax) resulting from fiducial marker insertion.Exposure to airways and/or nearby tissue.
How successful is CyberKnife treatment for prostate cancer?
Results from the study showed that intermediate-risk prostate cancer patients treated with CyberKnife had a disease-free survival rate of 97.1 percent five years after treatment. For low-risk prostate cancer patients treated with CyberKnife, the five-year disease-free survival rate was 97.3 percent.
Can prostate cancer come back after CyberKnife?
The two major types of prostate cancer recurrence that can be treated using CyberKnife are local and distant. Prostate cancer recurrences in the tissue surrounding the prostate, such as in the seminal vesicles, pelvic floor muscles or rectum, are known as local recurrences.
What is the success rate of CyberKnife?
As a primary treatment Cyberknife can achieve a local control of nearly 90% in patients with a median follow up of 18 months. Radicular pain has been relieved in 25–85% of patients and neurological deficits improved to a lesser degree.
How many times can you have CyberKnife treatments?
Treatments are performed on an outpatient basis, with each treatment lasting between 30 to 90 minutes. The number of treatments vary depending on the tumor size, location and shape, but typically only one to five daily sessions are required.
Who is a good candidate for CyberKnife?
It's a good option for early-stage or low-grade prostate cancer. CyberKnife may be a better choice if you can't have anesthesia or if your anatomy makes brachytherapy difficult. If you have treatment with CyberKnife, you may need other therapies as well.
How long does it take to recover from CyberKnife?
A faster return to everyday life With CyberKnife treatment, the majority of men can continue normal activity during and immediately following treatment — compared to the typical requirement to limit normal activity for three to five weeks with traditional prostate cancer surgery.
Is CyberKnife better than surgery?
In many clinical situations, CyberKnife has local control and effectiveness that is equivalent to surgery. However, due to its non-invasive nature, the risk of side effects is significantly lower with CyberKnife. 2. Real-time tumor tracking results in less radiation to the nearby normal tissues.
What should PSA be after CyberKnife?
The median time to PSA bounce was 11 (IQR, 6.0–18.5) months; 92.8% (13/14) of PSA bounces were seen within 24 months after SBRT using Cyberknife. The median PSA level before the bounce was 1.07 (IQR, 0.34–2.54) ng/mL, and the median height of PSA bounce was 0.40 (IQR, 0.2–1.20) ng/mL.
What is the life expectancy after prostate radiation?
Based on the natural history of localized prostate cancer, the life expectancy (LE) of men treated with either radical prostatectomy (RP) or definitive external-beam radiotherapy (EBRT) should exceed 10 years.
Can a prostate grow back after radiation?
Defining biochemical recurrence This is because after radiation therapy the prostate gland remains intact and can recover some function. This is also true if you received hormone therapy as part of your radiation treatment: As you recover, testosterone levels rise, and so does your PSA.
Who Is Suitable For Treatment With The Cyberknife
CyberKnife is suitable for the following patients with prostate cancer:
Common Short Term Side Effects
Urinary bother: frequent urination, some burning, getting out of bed frequently to urinate, weak stream, dribbling
What To Expect With Prostate Cancer Radiation Therapy
With each of these treatments, there are often side effects that can include short-term complications including urinary and bowel problems. However, depending on the treatment, side effects can be minimized.
Hdr Brachytherapy: What It Is
This technology does away with entrance and exit doses because the radiation is released after a pellet is placed inside of, or very near to, the prostate cancer mass. This is why this form of treatment is often called seed.
Who Is A Candidate For Cyberknife
CyberKnife can be used as a first-line treatment for early-stage prostate cancer. It can be combined with hormone therapy for cancer that has spread into nearby tissues. It can also be used to slow progression in advanced cancer or cancer that has recurred after previous treatment.
External Beam Radiation Therapy
In EBRT, beams of radiation are focused on the prostate gland from a machine outside the body. This type of radiation can be used to try to cure earlier stage cancers, or to help relieve symptoms such as bone pain if the cancer has spread to a specific area of bone.
Q: How Does Cyberknife Robotic Radiosurgery Differ From Robotic Prostatectomy Surgery And Radiation
CyberKnife® Robotic Radiosurgery is not robot-assisted surgery it is simply another form of prostate cancer radiation such as external beam radiation therapy or brachytherapy. CyberKnife® is FDA-approved radiation therapy for the treatment of cancer, though the procedure is very new.
Can radiation therapy cause bladder wall damage?
Side effects can, however, sometimes be severe because of rectum or bladder wall exposure to radiation. Possible side effects could include, but are not limited to: Ask your doctor for more details about potential side effects associated with your specific radiation therapy treatment.
Is Cyberknife SBRT better than radiation?
Despite the higher dose rate associated with SBRT, multiple studies have validated that there are no worse side effects with CyberKnife SBRT than with traditional radiation. 1 Unlike any other radiation treatment, the CyberKnife System continually tracks the target and automatically adapts the radiation beam for movement of the prostate in real-time throughout the entire treatment session. With this automatic motion tracking and synchronization, the CyberKnife System enhances your treatment team’s ability to maximize the radiation dose delivered to the target, while minimizing dose to surrounding healthy tissues to reduce negative side-effects on urinary, bowel, and sexual function that can impact a patient’s quality of life. The majority of patients can continue normal activity during and immediately after treatment.
What is a CyberKnife?
The first thing prostate cancer patients should know about ground-breaking CyberKnife Radiotherapy Treatment, is that it doesn’t involve a knife or any surgical procedure.
The procedure
The five procedures which suitable prostate cancer patients will receive, typically take less than sixty minutes each. Some patients choose to spread these five treatments throughout a fortnight, while others prefer to complete treatment within a week. CyberKnife results have proven to be equally as effective as regular radiotherapy.
CyberKnife Radiotherapy Side-effects
Although patients can resume everyday activities immediately following treatment, side-effects could be experienced.
What is cyberknife treatment?
CyberKnife treatment eliminates the inconvenience and risk associated with radioactive seed or catheter implants.
What is a cyberknife?
The CyberKnife System is a non-invasive, non-surgical, pain-free treatment option for prostate cancer with proven results. It is the first and only radiotherapy device that brings true robotic precision and the ability to track, detect and correct for tumor motion in real-time, to the treatment of cancer. These capabilities enable your medical team to deliver radiation with sub-millimeter accuracy, helping to minimize the risk of side effects and preserve your quality of life during and after treatment. The CyberKnife technology is not new; the system has more than a decade of clinical evidence and has helped thousands of men with prostate cancer.
How many men have been treated with Cyberknife?
The CyberKnife is commonly used for treating low- to intermediate-risk prostate cancer and is the only radiotherapy device supported by years of published clinical follow-up with a large number of patients. More than 20,000 men have been treated with CyberKnife. 1 Meier.
Is Cyberknife safe?
CyberKnife may provide a safe radiation treatment option even for patients who have previously received radiation therapy.
Does Cyberknife work for prostate cancer?
Enables re-treatment after previous radiation. Because the precise targeting of the CyberKnife System significantly reduces irradiation of surrounding healthy tissues, CyberKnife can be a powerful treatment option for a wider range of prostate cancer patients:
What are the treatments for prostate cancer?
The 1,386 men with favorable-risk prostate cancer received one of these treatments: 1 active surveillance, in which they received treatment only if their cancer worsened over time 2 nerve-sparing prostatectomy, in which surgeons remove the prostate but attempt to protect adjacent nerves in an effort to preserve sexual function 3 external beam radiation therapy, in which daily doses of radiation attack cancer cells 4 low-dose-rate brachytherapy, in which radioactive “seeds” are planted in an attempt to combat the cancer.
How many men with prostate cancer received treatment?
The 1,386 men with favorable-risk prostate cancer received one of these treatments:
What is low dose brachytherapy?
low-dose-rate brachytherapy, in which radioactive “seeds” are planted in an attempt to combat the cancer. The 619 men with unfavorable-risk prostate cancer received one of two treatments: prostatectomy, which is the surgical removal of the prostate.
What is active surveillance?
active surveillance, in which they received treatment only if their cancer worsened over time
Does prostate cancer cause incontinence?
Any man who is diagnosed with prostate cancer and faces treatment choices must grapple with the risk of side effects. Urinary incontinence and erectile dysfunction are the most common. Sometimes, these side effects are temporary and get better with time.
Is there long term data for prostate cancer?
Until now, however, there haven’t been good long-term data to help oncologists help men with prostate cancer make informed choices about treatment that take these side-effect risks into account. The new study included more than 2,000 men who were followed for five years after receiving various types of prostate cancer treatment.
Does prostatectomy cause urinary leakage?
By this point in time, 10% to 16% of men who received surgical removal of their prostate said they had a moderate or major problem with urinary leakage , compared with 4% to 7% of men who received other forms of treatment.
