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Examining practitioners of medicine under pressure in the ER.
Season 4, Episode 1
June 28, 2006
A mountain-lion-attack victim arrives with some of the worst injuries the doctors have ever seen.
Season 4, Episode 2
July 5, 2006
A robbery victim's gunshot wound is more serious than originally thought.
Season 4, Episode 3
July 12, 2006
A boy is hit in the head by a baseball and it's first thought he has a concussion, but a CT scan reveals he actually has a massive brain bleed. Surgery also uncovers kidney failure.
Season 4, Episode 4
July 19, 2006
Doctors try an untested treatment to save an 11-year-old with strep pneumonia, a disease that kills nearly all its victims.
Season 4, Episode 5
July 26, 2006
An Oklahoma tornado creates several casualties, including a woman impaled in the head by a fence picket.
Season 4, Episode 6
August 2, 2006
A 7-year-old boy undergoes surgery to reattach his left arm after it was severed in a truck accident.
Season 4, Episode 7
September 27, 2006
A teen injured in a football game needs emergency surgery to repair his liver.
Season 4, Episode 8
October 4, 2006
A skier hits a tree and has another problem in addition to his injuries: his blood will not clot. His situation worsens when the power goes out at the hospital.
Season 4, Episode 9
October 11, 2006
An accident victim's arm is severed, but doctors are more alarmed by the damage to his liver and spleen.
Season 4, Episode 10
October 18, 2006
Doctors work on a young boy who was crushed under a large stack of drywall. The blood supply to his vital organs was cut off, and there is a good possibility for multiple organ failures.
Season 4, Episode 11
November 1, 2006
A gunman opens fire in a large metropolitan hospital's emergency room and takes hostages.
Season 4, Episode 12
November 8, 2006
A boy is seriously injured in an accident after being ejected from the car because his seatbelt did not fit.
Season 4, Episode 13
November 15, 2006
A policeman is seriously injured in a roadside accident and doctors battle to save his damaged legs.
Season 4, Episode 14
November 29, 2006
A snakebite expert must treat his own 2-year old son, who was bitten by a rattlesnake.
Season 4, Episode 15
A construction worker's skull has a 4-pound hook embedded in it and a trauma surgeon struggles to extract it without killing him.
Season 4, Episode 16
December 13, 2006
The ER's medical director has a ruptured brain aneurysm, forcing a doctor into the stressful position of operating on a colleague.
Season 4, Episode 17
December 20, 2006
A mugging victim with two bullet wounds to the head slips into a coma and needs an emergency craniotomy.
Season 4, Episode 18
December 27, 2006
A baby suddenly develops an oxygen deficiency and the infant's blood turns brown, so doctors race to pinpoint the cause.
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