Monoclonal antibodies are cloned immune cells that are specifically tailored to target a small or single substance. This patient was injected with a monoclonal antibody that recognizes cancerious lymph tissue. Radiolabeled monoclonal antibodies confirm that this patient's cutaneous t-cell lymph cancer involves the lymph nodes and skin. The antibodies collect in the cancerous lymph nodes of the armpits, neck and groin and a strong outline of the patient's body verifies skin involvement. The liver