26th April 2024

A 35-year-old woman has been experiencing significant mood swings over the past 6 months.

A 35-year-old woman has been experiencing significant mood swings over the past 6 months. She describes periods of feeling extremely happy, energetic, and confident, during which she spends excessively and engages in impulsive activities. These episodes last for about a week and are followed by phases where she feels very low, loses interest in activities, and struggles with insomnia. During these low phases, she feels worthless and has recurrent thoughts of death but denies any plan or intent.

Which is the most likely diagnosis?