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40. Rectal adenocarcinoma: Difference between revisions
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The adenocarcinoma is ulcerated at the deepest point, however that is not easily visible on the picture. The difference in colour between the healthy and cancerous tissue isn’t great due to the formalin fixation. | The adenocarcinoma is ulcerated at the deepest point, however that is not easily visible on the picture. The difference in colour between the healthy and cancerous tissue isn’t great due to the formalin fixation. | ||
Colorectal cancers have different symptoms depending on their location. If they occur on the right side of the body (mostly the ascending colon) | Colorectal cancers have different symptoms depending on their location. If they occur on the right side of the body (mostly the ascending colon) the symptoms can be weight loss and occult (invisible) bleeding, which may lead to anaemia and fatigue. | ||
If colorectal cancer occurs on the left side (mostly the descending and sigmoid colon) the symptoms may be alternating diarrhoea and constipation, palpable nodule in abdomen, haematochezia, ileus. | |||
If colorectal cancer occurs on the left side (mostly the descending and sigmoid colon) | |||
The differences in the symptoms can be attributed to how the ascending colon has a larger diameter than the descending. | The differences in the symptoms can be attributed to how the ascending colon has a larger diameter than the descending. | ||
[[File:Rectal adenocarcinoma prep.jpg|center|thumb|Rectal adenocarcinoma prep]] | [[File:Rectal adenocarcinoma prep.jpg|center|thumb|Rectal adenocarcinoma prep]] | ||
[[Category:Pathology 1 - Macropreparations]] | [[Category:Pathology 1 - Macropreparations]] | ||