colonography

Colonography is an examination of the colon by X-ray examination. Colonography can accurately determine the extent of infiltration of the lesion, can properly determine the cure and relief of the lesion, reduce the rate of missed diagnosis, is a very sensitive method for the diagnosis of early colon cancer. Applicable to: 1. Colon tumors, polyps. 2. Chronic inflammation of the colon. 3. Congenital abnormalities in the colon. 4. Diagnosis and repair of colonic obstruction and intussusception. Basic Information Specialist classification: Digestive examination classification: X-ray Applicable gender: whether men and women apply fasting: fasting Reminder: There is no special restriction on the day before the inspection, but do not eat breakfast on the day of the inspection, and smoking is strictly prohibited. All metal objects on your body must be removed before inspection. Normal value Applicable to: 1. Colon tumors, polyps. 2. Chronic inflammation of the colon. 3. Congenital abnormalities in the colon. 4. Diagnosis and repair of colonic obstruction and intussusception. Clinical significance Abnormal results: People with colonic problems usually have large amounts of blood in the stool, narrow bowel, intestinal perforation, colon cancer, diarrhea, abdominal pain, and constipation. People who need to be tested: Abdominal distension, weight loss, fatigue, bowel sounds, insomnia, multiple dreams, cold, severe cases of fever, rapid heartbeat, and debilitation, anemia, loss of water. Precautions Precautions before inspection: There is no special restriction on the day before the inspection, but do not eat breakfast on the day of the inspection, and smoking is strictly prohibited. All metal objects on your body must be removed before inspection. Note in the inspection: Do not make a sound during the inspection. Before the inspection, agree in advance and how to express it when there is discomfort. Relax your mind and check with your doctor's instructions. Inspection process Preparation before angiography: Mainly to clean the contents of the intestines, the patient can not eat slag food before the examination, open the blistering leaf 9g around 8 o'clock in the evening before the test, and again after 30 minutes, clean the enema with warm water or normal saline 1.5 hours before the examination. Imaging technology: 1. Put the tincture into the enema tube, connect the catheter and disinfect the anal canal, and release a small amount of tincture to remove a small amount of gas from the front end of the anal canal. The irrigation tube is hung on the infusion stand, the height is 1M from the table top, and the contrast agent temperature and body temperature are the same. 2. Take the left side of the knee and insert the anal canal into the anus to a depth of about 10 cm. 3. Take the supine position, raise the right side, and slowly inject the sputum under fluoroscopy. When the sputum enters the descending colon through the sigmoid colon and reaches the spleen, the left side of the patient is raised, which is beneficial to the sputum into the transverse colon. Colonic hepatic curvature, ascending colon, rectum, cecum. 4. When the expectorant reaches the ascending colon, the perfusion is stopped, the perfusion is stopped, and the cecum is filled with body position and technique. Not suitable for the crowd Colon perforation or necrosis, acute appendicitis, anal fissure pain can not be intubated. Adverse reactions and risks May cause an infection.