Answer:
HIV is the infection that weaks the immune system of the body by attacking T-helper cells. As HIV affects the immune system people infected with HIV are at increased risk of having certain kinds of cancer due to the weakening of the immune system.
Research shows that patient infected with HIV are having a high risk of cancer because the number of CD 4 cells becomes low in HIV infection that fight with the initial form of cancer.
Kaposi's sarcoma is a cancer occurs in cells lining the nose, mouth, throat and commonly occurs in HIV patients. Lymphoma is also a cancer caused during HIV infection which affects the lymphatic system of the body.