Stage 1 ct scan colon cancer images. In the united states each year about 100000 patients receive a diagnosis of colon cancer and another 50000 receive a diagnosis of rectal cancer. To help you prepare heres a look at what to expect. This test can help tell if colorectal cancer has spread to nearby lymph nodes or to your liver lungs or other organs.
People with colon cancers that have not spread to distant sites usually have surgery as the main or first treatment. Computed tomography is an imaging procedure that uses special x ray equipment to create detailed pictures or scans of areas inside the body. The term tomography comes from the greek words tomos a cut a slice or a section and graphein to write or record.
A ct scan uses x rays to make detailed cross sectional images of your body. Each picture created during a ct procedure. The images are acquired at 5 mm thick slices and reconstructed to both 25 and 5 mm thick slices in axial sagittal and coronal planes for viewing.
It can show large more advanced cancers or masses. Colon cancer however starts inside of the bowel. 1 2 in 2014 there were an estimated 13 million people with colorectal cancer in the united states.
Treatment for colon cancer is based largely on the stage extent of the cancer but other factors can also be important. 2 colorectal cancer is often fatal with approximately 50000 deaths attributed to it. Binderow continues ct is very good for solid organ disease liver spleen kidneys.
1 colorectal cancer most commonly affects older adults with 90 percent of cases diagnosed in individuals older than 50 years. Ct is notoriously unreliable for polyps or early stage tumors. Computed tomography ct or cat scan.
When i read all the guidelines for follow up for stage 1 colon cancer it seems like i have been getting tested a little much. Five year survival in patients with stage i or stage ii early stage colorectal cancer is approximatley 90 but only 13 for those in whom the cancer has spread to distant organs. I had three ct scans in one year 2 mammograms from year to year recently i had a sinus infection that caused me to get sinus x rays and mri of the sinus and a reaction to antibiotic ciprofloxacin.
People diagnosed with stage 1 and 2 colon cancer generally have the. It can show metastatic colon cancer that has spread to the liver. Chemotherapy may also be used after surgery called adjuvant treatmentmost adjuvant treatment is given for about 6 months.
For ct studies obtained at the cancer center the images are acquired using a 64 slice ge lightspeed scanner. If your doctor suspects that you have cancer near your abdomen they may recommend an abdomen ct scan.