ER S09E18 - Finders Keepers

Episode description from TV.com

After being pushed out of his job as Chief of Staff by Kerry, Romano takes control of the ER and wreaks havoc and manages to get himself beaten up in a bar after work. Luka tries to convince Kerry to put him on the case of a Croatian child desperately in need of heart surgery, to no avail. A young woman with terminal cancer must make a choice between life-prolonging chemotherapy and the life of her unborn child. Pratt buys a birthday gift for Chen from a street vendor whose foot was run over by Elizabeth\\\'s nanny; Susan\\\'s husband (who she married the same week she met him) unexpectedly shows up from Las Vegas.