You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Mrs Reeta Wardhan, a 50 year old female with rheumatoid ahritis is being considered for infliximab therapy. Which of the following test should be performed before beginning treatment and explain in detail?
Ref-Katzung 11/e p633 Infliximab is a monoclonal antibody against TNF-0. It is commonly used to treat moderate to severe rheumatoid ahritis paicularly in patients .adverse effects, including reactivation of latent tuberculosis. All patients being considered for TNF-a inhibitor therapy should have a baseline PPD skin test to screen for latent tuberculosis..