Of course, it is definitely preferable to keep CD4 count higher than 200. Both are viruses and both have similar transmission routes. HIV left untreated can lead to serious complications that can lead to death. HCV is a slowly progressive disease that may take decades before serious damage occurs. Treatment for HCV works for some individuals and the word cure is being tossed around for a subset of patients.
Future treatments hold even greater promise.
HIV medications can be hard on the liver and some have the potential to be liver toxic. Most people with HCV can tolerate HIV medications as long as they are followed closely for potential liver toxicity. Dose reductions and change in medications may be needed, but most people can be successfully treated. Identifying coinfected individuals from a HCV antibody test can be difficult if HIV has severely compromised the immune system. The HCV viral load test may be used to completely rule out the possibility of HCV infection in high risk groups.