PMC3198605_01
Original rectosigmoid adenocarcinoma.
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fig1
Colonoscopy demonstrated a tumour at the rectosigmoid junction (see Figure 1). 
Skin lesion.
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fig2
A dermatitic like eruption on left upper/inner thigh and buttock was noted in April 2010, which did not respond to treatment with topical steroids (see Figures 2 and 3).
Skin lesion.
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PMC3198605_01_ONCOLOGY2011-531803.003.jpg
fig3
A dermatitic like eruption on left upper/inner thigh and buttock was noted in April 2010, which did not respond to treatment with topical steroids (see Figures 2 and 3).
Histopathology of skin biopsy showing multiple micronodules of pleomorphic cells with some tumour nodules within lymphatic channels consistent with metastatic spread of colorectal carcinoma.
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fig4
The biopsy was in keeping with metastatic adenocarcinoma (see Figure 4).