Presentation
Rectal bleeding and fecal incontinence.
Patient Data
Age: 60 years
Gender: Male
From the case:
Rectal adenocarcinoma
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Irregular wall thickening in the middle and lower rectum with infiltration to mesorectum and the levator ani muscle, associated with perirectal and internal iliac adenopathies due to known adenocarcinoma. A right renal lesion with characteristics suggestive of clear cell carcinoma as a synchronous tumor.
From the case:
Rectal adenocarcinoma
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Confirmed with histopathological study.
Rectal tumor biopsy
Conventional type invasive adenocarcinoma, moderately differentiated.
Case Discussion
The presence of two primary cancers in the body is a rare event.
The existence of asymptomatic renal tumors has been portrayed in up to a 4% of colorectal cancer presenting in most cases as an imaging finding in the preoperative study.