"IRM" is a song by Charlotte Gainsbourg, released in 2009. The song explores the experience of undergoing an MRI (magnetic resonance imaging) scan and the introspective journey it represents. The lyrics describe the process of taking a picture of what's inside the mind, symbolizing the capturing of thoughts and emotions. The "ghost image" and "neural pattern" refer to the imagery seen in the MRI scan, resembling a spider's web or the intricate network of blood vessels (capillaries) that connect to the brain's center. The song speaks to the feeling of being immobilized during the scan, instructed to hold still and press the button. The reference to looking through a "glass onion" suggests the transparency and vulnerability one experiences during this examination, as if everything is exposed. The lyrics also allude to the ability of the MRI to analyze an electrocardiogram (EKG) and potentially uncover memories and fears. The idea of registering fear on a flowchart that later disappears implies the transient nature of these emotions and how they can be temporarily forgotten or suppressed. Through the words "Leave my head demagnetized," Charlotte seeks to be freed from the constraints of her thoughts and emotions, desperate for someone to help her identify the source of her trauma. She questions whether the trauma lies in the scan of a physical pathogen, such as a medical condition, or in the abstract sense of sin and guilt, symbolized by the shadow it casts. Overall, "IRM" delves into the internal struggles and search for understanding that come with undergoing a medical test like an MRI. It represents a desire to unravel the complexities of one's mind and find explanations for personal experiences.