Did Campbell Alexander in your sisters keeper have an iron lung?

In "My Sister's Keeper" by Jodi Picoult, Campbell Alexander does not have an iron lung. He is a lawyer who represents Anna Fitzgerald in her legal battle against her parents for medical independence. The story focuses on themes of family, medical ethics, and individual autonomy rather than on Campbell's health issues. The character's background and experiences primarily revolve around the legal and emotional complexities of the case.