“…A negative HIV viral load, normal CD4 cell count or being on HAART therapy does not appear to correlate with tumor prevention, tumor grade, tumor stage, or improved outcomes. This is because several factors predispose to the development of CRC in HIV patients such as microsatellite instability [ 7 ], HIV oncogenic proteins like the transactivator protein Tat [ 8 ], lifestyle factors (including tobacco and alcohol use), immune deficiency, chronic immune activation, and cytokine dysregulation [ 9 ]. The HIV oncogenic protein Tat has been reported to be responsible for the younger age of onset and aggressive behavior of colon cancer in HIV patients [ 8 ].…”