Mark Green is in New York on New Years Eve for cancer surgery. Meanwhile a father and son are involved in a car crash.

Dr. Carter tries to prevent a grieving gang member from going after vengeance. Dr. Kovac races against time to save a Croatian boy’s life. A baseball player gets treatment for…

Benton is unable to find a job after Romano negatively influences local hospitals. He reluctantly agrees to accept Romano’s demeaning offer of a per diem job at County with no…

Peter Benton continues his court fight against Reese’s stepfather, Roger, who seems to have the upper hand. When a woman is accidentally shot during a gas station robbery, Dr. Corday…

Benton commits perjury on the witness stand in order to gain custody of Reese. When Romano refuses to give him a more even schedule, Peter resigns and seeks a job…

Corday rushes through a surgical procedure in order to take off on a romantic weekend with Greene. She is later called back to the hospital after her patient suffers complications….

A young couple cope with their baby being premature; Greene and Corday struggle with their relationship.

Dr. Pratt’s disabled roommate leads him to a wounded thief. Dr Carter decides to practice medicine in Africa. A doctor makes a pass at Dr. Corday.

Lewis faces a hectic first day back at County General. Benton and Roger become frantic when they can’t locate Reese. Carter’s grandmother is brought to the emergency room. Carter and…

Corday’s ordeal, caused by the recent infection-related deaths of several of her patients, worsens when she is closely observed by a stern taskmaster. Corday is outraged when a county investigator…

Greene’s daughter comes to live with him and Corday. Carter and Abby become more intimate. Chen must prove her skills while saving a baby. Weaver terminates Malucci after witnessing him…

Abby’s family nightmare continues as she and her mother Maggie search for Abby’s missing brother Eric, who Abby suspects is suffering from serious mental problems. Meanwhile, Corday treats a family…

Abby is distressed when her mother interferes with Eric’s treatment at a psychiatric hospital. Pratt treats a frightened young girl who has been injured in an auto accident and desperately…

Dr. Susan Lewis arrives, looking for work in the Chicago area again. Greene hires her, over Weaver’s objection. Chen nervously attends a risk management review, accompanied by the unforgiving Weaver,…

On a busy Halloween night, Carter and Abby are the only staffers in costume when victims of an apartment building fire pack the ER. Corday takes on a new med…

Abby fears the worst when her brother Eric suddenly disappears. Carter and Chen treat a frightened Chinese immigrant nanny, Tong-Yi, whom they suspect was impregnated by her employer. Meanwhile, new…

After another hospital shuts down, the ER is flooded with patients. Dr. Pratt resuscitates a heart-attack victim who had been pronounced dead.

Dr. Carter, Abby and other staff of the ER are quarantined as the CDC investigate a mysterious, deadly outbreak.

Weaver rushes to the aid of her female life partner, Sandy Lopez, when the firefighter is severely injured while working and must now battle for her life. Frightened Weaver whispers…

A rape victim, barely able to speak, does all she can to help police find her attacker.

Abby and Sam try to treat an obnoxious, aspiring comedian with mysterious symptoms; Pratt must defend his actions in front of the medical board; Neela scrubs in on a kidney…

Kovac and Gates find themselves with a moral dilemma when a woman comes into the ER with acute liver failure; Neela finds herself questioning what is right when Manish decides…

It’s Christmas in the ER. A homeless boy sends Gates and Ray on a mission. Meanwhile, in the ER, Neela oversees an unusual kidney transplant case; Sam takes a stand…

Weaver cares for a Katrina survivor who’s reluctant to having surgery on her foot; budget cuts force Luka to make a difficult personnel decision. Also, Gates’ home life intrudes on…

Weaver, Kovac, and the other doctors work frantically to try to save Jerry and a pregnant Abby, who were both critically injured during the shootout that left the ER in…

Pratt struggles to get a straight story when two abused boys come into the ER with their father. Two U.S. Army officers enter the ER.

Pratt struggles to get a straight story when two abused boys come into the ER with their father. Two U.S. Army officers enter the ER.

It’s time for changes at the ER when Anspaugh makes an unpopular decision. Abby has old demons to fight with, which distance her from friends and family. Even Luka seems…

Season Premiere. Moretti’s first day is challenging as the ER is inundated with casualties from the peace rally – including Neela. Dubenko faces a crisis in surgery. Abby, Pratt and…

Peter refuses to sleep, despite Hicks’ order, in the middle of a 48-hour shift. His lack of sleep catches up with him when he is supposed to be watching his…

Carter fumbles his way through his first look at surgery. Dr. Lewis’ nemesis, Dr. Kayson, makes her New Year’s Day decidedly unpleasant. Chloe announces she’s moving to Texas with her…

At Abbey’s urging, Josh meets with a powerful women’s caucus over the proposed language of a United Nations treaty banning prostitution.