ER (1994) - 12x13 - Body and Soul

When a wandering ALS (Lou Gehrig's disease) patient arrives at the ER, many of the doctors are shocked when they recognize the former medical school professor (Guest star James Woods). Abby and Kovac try to understand Dr. Lennox's wishes for his life after the professor is struck with pneumonia as well as the nerve degenerating disease. As his condition deteriorates, Abby struggles with the possibility of losing her beloved professor. After a controversial decision to perform a trake procedure to help Dr. Lennox breathe, Abby and Fran (Guest star Ally Walker) wonder if they made the right choice.