Final answer:
The 35-year-old female's symptoms could indicate premenstrual syndrome (PMS), premenstrual dysphoric disorder (PMDD), major depressive disorder (MDD), or generalized anxiety disorder (GAD). A careful evaluation is necessary, considering overlap with menopausal transition symptoms and other conditions like PCOS.
Step-by-step explanation:
The concern over the 35-year-old female's symptoms, which include anxiety, insomnia, fatigue, persistent depressed mood, and low libido that worsen before periods but also appear randomly throughout the month, suggests a couple of potential diagnoses.
Premenstrual syndrome (PMS) and premenstrual dysphoric disorder (PMDD) are two such diagnoses that are exacerbated by menstrual cycles.
However, given the chronic nature and random occurrence of symptoms, other possibilities include major depressive disorder (MDD) and generalized anxiety disorder (GAD).
Both MDD and GAD can cause widespread symptoms that have a significant impact on quality of life.
It is important to note that during the menopausal transition, or peri-menopause, a decline in progesterone can lead to various symptoms including mood swings and trouble sleeping, which overlap with the presented symptoms. Moreover, depression, a component of MDD, includes a constellation of symptoms such as sadness, loss of interest, fatigue, and trouble concentrating.
GAD can manifest as pervasive anxiety that might contribute to symptoms like insomnia and fatigue.
Considering these possibilities, as well as other endocrine disorders like polycystic ovary syndrome (PCOS), which can present with irregular periods and mood changes, a comprehensive evaluation by a healthcare professional is imperative for making an accurate diagnosis.