Figure 1 | British Journal of Cancer

Figure 1

From: Comparison of a guaiac and an immunochemical faecal occult blood test for the detection of colonic lesions according to lesion type and location

Figure 1

Distribution of the maximal haemoglobin amount measured in positive I-FOBT (immunochemical faecal occult blood test) subjects according to the most severe lesion and its location (subjects with only one lesion detected). HR adenoma, high-risk adenoma (adenoma ⩾10 mm or high-grade dysplasia). Location: 1. rectum+recto-sigmoidal junction; 2. distal colon; 3. proximal colon.

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