Despite the severity of a patient's respiratory condition, certain pre-existing conditions may make a person a poor candidate for<unk> : * Concurrent chronic illness (e.g., congestive heart failure, kidney disease, liver disease) * Current infections, including HIV and hepatitis * However, more and more often, hepatitis C patients are both being transplanted and are also being used as donors if the recipient is hepatitis C positive. Similarly, select HIV-infected individuals have received<unk>  transplants after being evaluated on a case-by-case basis. * Current or recent cancer * Current use of alcohol, tobacco or illegal drugs * Age * Psychiatric conditions * History of noncompliance with medical instructions
Lung transplantation
Heart–lung transplant
Artificial lung
Targeted lung denervation
Hyperinflation therapy
Tracheobronchoplasty
Pulmonary tractotomy
First rib resection