What colonoscopy findings indicated high-grade dysplasia?

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A Two-Centimetre Polyp Detected During Colonoscopy Indicated High-Grade Dysplasia

A colonoscopy conducted in 2023 revealed a polyp measuring two centimetres in diameter, which was subsequently confirmed by a biopsy four days later to have reached the high-grade dysplasia stage. This finding signifies a critical precancerous condition that carries a substantial risk of developing into colorectal cancer if left untreated.
Detection of a Two-Centimetre Polyp

During a routine second colonoscopy performed in 2023, a significant finding was made: a polyp measuring two centimetres in diameter was detected within the colon. This discovery followed a prior colonoscopy in 2014 where the individual had received a clean bill of health, highlighting a notable change in their gastrointestinal health over the intervening years.
Biopsy Confirmation of High-Grade Dysplasia

Following the detection of the polyp, a biopsy was conducted a mere four days later. The results of this biopsy definitively confirmed that the polyp had progressed to the high-grade dysplasia stage. This classification indicates that the cells within the polyp showed significant abnormalities, a critical marker for potential malignancy.
Implications of High-Grade Dysplasia

High-grade dysplasia is a serious condition because it represents a significant step towards invasive colorectal cancer. Without appropriate medical intervention, polyps with this level of cellular abnormality have a high probability of transforming into cancerous tumours. Prompt removal is therefore crucial to prevent further progression and mitigate the risk of developing colorectal cancer.

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What colonoscopy findings indicated high-grade dysplasia?

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