Set in Chicago, this medical drama deals with the personal and professional crises of the doctors in the emergency room at County General Hospital. From the exciting to the mundane, a day in the frantic hospital serves up many interesting dilemmas as well as heartrending choices for everyone on staff.
Sam and Kovac search for her diabetic son Alex, who has run away in search of his father (S12 Ep1) - Scenes of surgery
Ray attends to a surrogate mother who goes into labour after being involved in a car crash (S12 Ep2) - Scenes of surgery
The emergency room is jolted when a new nurse manager enforces her strict new procedures (S12 Ep3) - Graphic injury detail
A patient who has been in a coma for nine years awakens in the emergency room (S12 Ep4) - Graphic injury detail
A breast cancer patient convinces Abby to get a mammogram (S12 Ep5) - Drug references
Dubenko tortures the ER staff via a robotic television camera from his home (S12 Ep6)
Abby is caught in the crossfire of a disagreement between Kovac and Clemente (S12 Ep7) - Upsetting scenes, violence & surgery
Two commuter planes crash in midair and land on a densely populated area of Chicago (S12 Ep8) - Scenes of graphic violence & surgery
After returning from Iraq, Gallant tells Neela he wants to take their relationship to the next level (S12 Ep9) - Scenes of surgery
After a little girl is shot, Pratt and Weaver desperately try to revive her (S12 Ep10) - Scenes of surgery
Neela and Kovac help a pregnant teenager and Ray gets a rare opportunity with his band (S12 Ep11) - Upsetting scenes
Clemente is missing, and Dubenko volunteers to take the dayshift but ends up overwhelmed (S12 Ep12)
Former medical school professor Dr Nate Lennox comes to the ER with Lou Gehrig's Disease (S12 Ep13) - Scenes of surgery
An unexpected visitor puts Clemente in the middle of a domestic dispute (S12 Ep14) - Drug use, graphic injury detail & surgery
Carter is joined by Dakarai in the desert as they treat hundreds of disease-infested people (S12 Ep15) - Upsetting scenes & graphic violence
Weaver contemplates hip replacement surgery and Sam receives an intriguing job offer (S12 Ep16)
Abby and Kovac fight to keep a woman with stab wounds alive long enough to have surgery (S12 Ep17) - Graphic injury detail
Abby and Morris struggle to figure out what exactly is wrong with an unconscious girl (S12 Ep18)
Abby senses something is not what it seems when she treats a child and her grandmother (S12 Ep19) - Violent scenes
Carter, Pratt and Dakarai find themselves in the middle of the Darfur conflict (S12 Ep20) - Scenes of graphic violence & surgery
The Gallant Hero and the Tragic Victor: Pratt deals with two abused boys and their injured father (S12 Ep21) - Scenes of violence & surgery
The calm of the ER is shattered by the arrival of two prisoners (S12 Ep22) - Scenes of graphic violence & surgery