Post-Colonoscopy Findings: What Do Spider Web-Like Red Spots Mean? - Gastroenterology and Hepatology

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Colorectal issues


After the colonoscopy, the doctor mentioned that there was a red area (with spider web-like blood vessels) that had red spots and was smooth in texture.
What does this condition indicate? A biopsy has already been performed.
Thank you, doctor.

An, 40~49 year old female. Ask Date: 2020/08/14

Dr. Yang Zhichao reply Gastroenterology and Hepatology


Hello, Miss An.
It is possible that it is just a benign vascular malformation or inflammation.
You can wait for the pathology results.
Thank you for your inquiry.

Reply Date: 2020/08/14

More Info


After a colonoscopy, discovering abnormal findings such as red spots resembling spider webs can understandably raise concerns. The description of these findings as a smooth surface with red dots suggests that they may be related to vascular changes or localized inflammation. In many cases, these findings can be benign, such as a vascular malformation or a benign polyp. However, the definitive diagnosis will depend on the results of the biopsy that has been performed.

The presence of red spots or vascular lesions in the colon can be attributed to several conditions. One possibility is the presence of angiodysplasia, which is a condition characterized by abnormal blood vessels in the gastrointestinal tract. These blood vessels can appear as red spots and may bleed, but they are often benign and do not indicate cancer. Another possibility is the presence of hemorrhoids or other forms of localized inflammation, which can also present with similar findings.

In the context of your concerns about colorectal cancer, it is important to note that while abnormal findings can be alarming, not all findings are indicative of malignancy. The smooth surface and the nature of the red spots you described are less typical of cancerous lesions, which often have irregular borders and may be associated with other symptoms such as weight loss, changes in bowel habits, or abdominal pain.

The biopsy results will provide crucial information. If the tissue sample shows benign changes, it can help alleviate concerns about cancer. If there are any dysplastic changes or signs of malignancy, further evaluation and treatment may be necessary. It is essential to follow up with your healthcare provider to discuss the biopsy results and any further steps that may be required.

In addition to the findings from your colonoscopy, it is important to consider your overall health and any symptoms you may be experiencing. If you have a history of gastrointestinal issues, changes in bowel habits, or any other concerning symptoms, these should be communicated to your healthcare provider. Regular screenings, such as colonoscopies, are vital for early detection of colorectal cancer, especially for individuals at higher risk due to factors such as age, family history, or personal health history.

In summary, while the findings of red spots resembling spider webs can be concerning, they are not necessarily indicative of a serious condition. The biopsy results will be key in determining the nature of these findings. It is always best to maintain open communication with your healthcare provider and to follow their recommendations for further evaluation and monitoring.

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