Also known as: Stabbing
Darrien, Thirteen's former cellmate, is stabbed during a drug raid and refuses hospital care due to parole violations. The stab wound leads to multiple complications including a bloody mass in her arm and eventual parasitic diagnosis.
Also known as: Worm infection
The ultimate diagnosis for Darrien's complications - parasites in her liver (likely Entamoeba) that were released into her bloodstream by the stab wound, causing systemic symptoms including hallucinations, fever, and shock.
Also known as: Liver inflammation
Darrien's chronic Hepatitis C, contracted from drug use, made her more susceptible to the parasitic infection and complicated the diagnostic timeline.
Also known as: Bloody mass
A bloody mass develops in Darrien's arm compressing her axillary arteries, initially thought to be a lipoma but revealed to be related to coagulopathy and parasitic infection.
Also known as: Rat poison side effects
House develops multiple tumors from his experimental muscle regeneration drug, leading him to perform self-surgery to remove them. The drug caused tumors and death in rat trials and is now affecting House.
Also known as: Heroin addiction
Darrien's ongoing struggle with drug addiction, which began after she shot a teenager in the line of duty as a police officer, is central to her character and medical complications.
Also known as: PTSD
Darrien's PTSD from shooting a 19-year-old in self-defense led to her drug use and manifests as hallucinations during her medical crisis where she relives the incident.
Also known as: Unplanned pregnancy
Chase's girlfriend Ruby is pregnant with his child, creating a major subplot about whether Chase wants to be a father and how to handle the situation.