: The team discovers that Callie's illness was caused by a partially dissolved drug balloon (specifically from her mother's past use) that had caused a long-term infection or systemic reaction. Secondary Plotlines
The detailed breakdown for , titled " Runaways ," covers its medical case, character arcs, and production details. This episode originally aired on January 30, 2012, on Fox. Medical Mystery: The Runaway Case
: As Callie’s condition worsens, she requires invasive surgery. Since she is an underage runaway, she refuses to identify her parents, leading to a clash between Dr. Adams (who wants to contact social services) and House .