Colorectal Diseases - Doç. Dr. Nuri Okkabaz

12 March 2024

What is a tailgut cyst?

They are rare congenital lesions, with an estimated occurrence of one tailgut cyst per 40,000 births. They are typically found behind the anus-rectum junction. Based on their location, they can be grouped with other lesions as those located behind the rectum or those located in front of the sacrum.

12 March 2024

The insertion of a stent into the colon

In cases of leakage after colon surgery, a partial or fully covered stent may be applied. While there are various methods for healing the affected area, stent placement can facilitate recovery in suitable patients. The use of a stent in colon cancer is aimed at relieving the obstruction caused by the tumor in the intestines.

6 March 2024

Rectovaginal Fistula

A canal forms between the rectum and the vagina, leading to the passage of gas and feces from the vagina. The most common cause of this condition is childbirth trauma. Additionally, previous surgeries can also lead to rectovaginal fistula. Rectal surgery, pelvic floor surgery, hemorrhoid surgery, or local tumor excision are procedures where rectovaginal fistula may occur.

5 March 2024

Use of ultrasound increase success in liver metastasis surgery?

In cases where metastasis has occurred to the liver, especially in colon cancer patients, it is important to remove the metastasis and leave no disease behind. While MR and PET-CT imaging may guide the decision for surgery targeting the liver, some lesions may not be visualized. At this stage, intraoperative ultrasound comes into play during the surgery.

How is cancer treated if it has progressed to surrounding organs?

5 March 2024

How is cancer treated when spread to surrounding organs?

In gastrointestinal cancers, radiological examinations such as CT or MRI show adherence of the cancer to surrounding tissues or organs. For example, colon cancer involving the small intestine, stomach cancer affecting the spleen, rectal cancer involving the prostate or uterus, and pancreatic cancer affecting the portal veins can be cited as examples.

2 March 2024

Kono-S anastomosis in Crohn’s disease surgery

Crohn's disease is a chronic inflammatory bowel disease resulting from an excessive reaction of the immune system in the digestive system. This disease is characterized by inflammation, formation of scar tissue, intestinal obstruction, perforation, fistula, severe bleeding, toxic colitis, or long-term complications such as cancer development throughout the digestive system.