The combination and severity of symptoms associated with …show more content…
Thyrotropin-releasing hormone (TRH) is still being released from the hypothalamus to stimulate the release of TSH from the anterior pituitary gland (2). However, due to low levels of T4 and T3 being secreted by the thyroid gland, the negative feedback causes an increase in the production of TSH without an increase in T4 and T3 levels (2). This is reason to conclude that the patient is not presenting with hyperthyroidism, as this condition would show elevated T4 levels. Furthermore, despite some symptoms being similar, such as dry hair and fatigue, many of the symptoms the patient is presenting with, such as bradycardia and hypothermia are the opposite of those present in hyperthyroidism