House M.D. is faced with a challenging case when a patient's liver is discovered to be entirely infested with worms. The patient experiences symptoms such as abdominal pain and jaundice, leading to the shocking revelation during an examination. As the team investigates the cause of the infestation, they realize that the patient's recent trip to a third-world country may have exposed him to parasites. 

Despite the severity of the situation, House remains determined to find a solution and provides aggressive treatment to eradicate the worms from the patient's liver.

Through a series of diagnostic tests and treatments, the team is able to successfully remove the worms and save the patient's life. This article highlights the medical mystery and expertise of the doctors at Princeton-Plainsboro Teaching Hospital as they work tirelessly to solve complex cases and provide life-saving treatments to their patients.