Transcranial magnetic stimulation

Transcranial magnetic stimulation is a diagnostic tool for mapping brain function. It is a promising tool for treating neuropsychiatric conditions.

A non-invasive technique that consists of a magnetic field emanating from a wire coil held outside the head.The magnetic field induces an electrical current in nearby regions of the brain.

Treatment for depression involves delivering repetitive magnetic pulses. Hence called repetitive TMS or rTMS.