Rtog prostate contouring atlas

1. Where are the tattoos placed for prostate radiation?
2. What are gold seed markers for prostate cancer?
3. How is CT simulation done for prostate cancer?
4. How do you contour great vessels?
5. Are radiation tattoos painful?
6. Can radiation tattoos be removed?
7. What is the most accurate test for prostate cancer?
8. What is the best indicator of prostate cancer?
9. What 2 tumor markers may be elevated in prostate cancer?
10. How long after CT simulation does radiation start?
11. Is MRI better than CT scan for prostate cancer?
12. Is CT scan good at detecting prostate cancer?
13. What are the 5 great vessels?
14. What are the 4 main great vessels?
15. What procedure is used to repair transposition of the great vessels?
16. How are markers placed for prostate radiation?
17. What do radiotherapy tattoos look like?
18. How do they mark you for radiation therapy?
19. What are the tattoo dots from radiotherapy?
20. What are the side effects of prostate markers?
21. How long does it take to put markers in the prostate?
22. What are the side effects of fiducial markers?
23. Is 6 weeks of radiotherapy a lot?
24. How do you feel after first day of radiation?
25. Can you touch someone after radiation?
26. Why do they tattoo you for radiotherapy?
27. What happens on last day of radiotherapy?
28. Do they always tattoo for radiation?

Where are the tattoos placed for prostate radiation?

The measurements from your CT scan will be used to plan your treatments. As the last step, your Radiation Therapists will give you 3 small tattoo marks on your pelvis (one on each hip and one on the front of your pelvis). These marks are approximately the size of a pen tip.

What are gold seed markers for prostate cancer?

Fiducial markers are then placed into your prostate. These “gold” seeds are about the size of a grain of rice and are placed in or around the tumor to show exactly where it is in the body to help with alignment during daily external beam radiation therapy.

How is CT simulation done for prostate cancer?

During simulation your doctor maps out the exact location of your tumor and the area to be treated. Some patients have dye put into their bladder or rectum. Scans are then taken of the prostate area. The dye helps your doctor to see the prostate more clearly during these scans.

How do you contour great vessels?

The great vessel should be contoured starting at least 3 cm above the superior extent of the PTV and continuing on every CT slice to at least 3 cm below the inferior extent of the PTV. For right sided tumors, SVC will be contoured, and for left sided tumors, the aorta will be contoured.

Are radiation tattoos painful?

You will be tattooed.

Your care team will tattoo a few tiny dots on you in your affected area so they can line up the machine correctly with your tumor. The needle is tiny, and it doesn't hurt.

Can radiation tattoos be removed?

The removal of radiation tattoos can usually be completed in a single session at Vein Care Center. We can apply a topical numbing cream to the area prior to treatment to ensure your comfort during the process. Once the area is numb, a handheld device delivers the laser energy directly into the tattoo ink.

What is the most accurate test for prostate cancer?

Biopsy. If your doctor finds an abnormality during a DRE or MRI, or if PSA testing detects a raised PSA level, you may need a biopsy. A prostate biopsy is one of the most accurate ways to diagnose prostate cancer.

What is the best indicator of prostate cancer?

The PSA test can detect high levels of PSA that may indicate the presence of prostate cancer. However, many other conditions, such as an enlarged or inflamed prostate, also can increase PSA levels.

What 2 tumor markers may be elevated in prostate cancer?

Both uPA and uPAR might also have a prognostic value. Elevated circulating levels of uPA and uPAR have been linked to PCa stage and bone metastases. [117, 119-122] In a study of 429 patients treated with radical prostatectomy, preoperative plasma uPA was a strong predictor of biochemical recurrence after surgery.

How long after CT simulation does radiation start?

How soon after the simulation will I start radiation therapy? Depending on the type of cancer being treated, your radiation therapy team will need 1 to 7 days after simulation to plan your treatment. For complex cases, more time is needed to minimize the radiation dose to vital healthy structures.

Is MRI better than CT scan for prostate cancer?

Where MRI really excels is showing certain diseases that a CT scan cannot detect. Some cancers, such as prostate cancer, uterine cancer, and certain liver cancers, are pretty much invisible or very hard to detect on a CT scan. Metastases to the bone and brain also show up better on an MRI.

Is CT scan good at detecting prostate cancer?

Computed tomography (CT) scan

This test isn't often needed for newly diagnosed prostate cancer if the cancer is likely to be confined to the prostate based on other findings (DRE result, PSA level, and Gleason score). Still, it can sometimes help tell if prostate cancer has spread into nearby lymph nodes.

What are the 5 great vessels?

The large arteries and veins directly connected with the heart are termed the great vessels, consisting of the inferior vena cava, superior vena cava, pulmonary arteries, pulmonary veins, and root of the aorta.

What are the 4 main great vessels?

The great vessels of the heart include your aorta, pulmonary trunk, pulmonary veins and vena cava (superior and inferior).

What procedure is used to repair transposition of the great vessels?

Arterial switch operation.

This is the most common surgery used to correct transposition of the great arteries. During an arterial switch operation, the pulmonary artery and the aorta are moved to their correct positions.

How are markers placed for prostate radiation?

To effectively treat prostate cancer, doctors need an accurate view (via X-rays) of the prostate gland during radiation therapy. To help improve this view, doctors may insert gold markers called fiducials into the prostate by placing hollow gold needles through the rectum and moving a fiducial through each needle.

What do radiotherapy tattoos look like?

What do radiation tattoos look like? Radiation tattoos are usually blue or black in color and are very small. They may look like a freckle.

How do they mark you for radiation therapy?

Most of the time, marks are permanent. Tiny tattoos — small dots of ink under your skin — are permanent marks that can't be accidentally rubbed off or washed away. This photo shows how small the tattoos are — about the size of a freckle. Sometimes you'll need multiple tattoos.

What are the tattoo dots from radiotherapy?

If a survivor must go through radiation she/he will be left with permanent tattooed radiation markers/dots, which are either blue or black. They are an important marker for accurate radiation treatments. However, survivors often dislike the lingering tattooed dots because they are a reminder of their cancer.

What are the side effects of prostate markers?

Markers in the prostate may cause rectal bleeding, blood in urine, or discomfort or stinging when urinating.

How long does it take to put markers in the prostate?

The fiducial markers procedure

Using the ultrasound probe for guidance, your doctor will use a thin needle to implant the fiducial markers into your prostate. The procedure will take around 15 minutes.

What are the side effects of fiducial markers?

Pain, obstruction, and fever and shivers affected 3-4% of patients. Grade 3 rectal bleeding, haematuria, fever and shivers, and urinary frequency affected 0.5-1.5% of patients. Only one patient had a Grade 4 complication (i.e. fever and shivers). Overall, 9% of patients had symptoms lasting more than 2 weeks.

Is 6 weeks of radiotherapy a lot?

Typically, people have treatment sessions 5 times per week, Monday through Friday. This schedule usually continues for 3 to 9 weeks, depending on your personal treatment plan. This type of radiation therapy only targets the tumor. But it will affect some healthy tissue surrounding the tumor.

How do you feel after first day of radiation?

Early and late effects of radiation therapy

The most common early side effects are fatigue (feeling tired) and skin changes. Other early side effects usually are related to the area being treated, such as hair loss and mouth problems when radiation treatment is given to this area.

Can you touch someone after radiation?

The radiation travels a very short distance, so the effects are mostly to the tumor. However, you may have to limit contact with other people for up to one week after treatment. It is especially important to avoid close contact with children and women who are pregnant.

Why do they tattoo you for radiotherapy?

Tattoo marks

Your radiographer uses the tattoos to line up the radiotherapy machine for each treatment. This makes sure that they treat exactly the same area each time.

What happens on last day of radiotherapy?

When your radiotherapy treatment ends your treatment team will give you advice and information about your recovery and how to cope with any side effects. They will also give you a number to call in case you have questions or worries.

Do they always tattoo for radiation?

Traditional radiation therapy requires patients to receive small, often permanent tattoos on their skin to help position them for treatment.