Does an underactive thyroid cause your PCOS symptoms?

Polycystic ovary syndrome or PCOS is a condition in which the ovary produces abnormal amounts of androgens. The name itself describes the term, numerous small cysts that form in the ovaries. However, some women with this ailment do not have cysts, while some without, do develop cysts.

In some cases, women don’t make enough of the hormones needed to ovulate. When ovulation does not happen, the ovaries develop small cysts. These cysts make hormones called androgens and women with PCOS often have these hormones in high levels, leading to problems in the menstrual cycle. The PCOS vs PCOD comparison states – almost one-third of women around the globe undergo Polycystic Ovarian Disease while Polycystic Ovary Syndrome has a lower number of patients. A PCOS doctor in Chennai can best decide the PCOS vs PCOD problems for you. 


  • Missed, irregular or very light periods
  • Excess body hair, including the chest and stomach.
  • Weight gain
  • Hypothyroidism
  • Acne or oily skin
  • Male-pattern baldness or thinning hair
  • Infertility, 
  • Insulin resistance with causes insulin levels to build up in the body causing higher androgen levels. 

Underactive Thyroid and PCOS

Hypothyroidism, also known as underactive thyroid, can be linked to PCOS. Many studies show that these two conditions share some of the same symptoms, but most experts say that they are separate health issues.

It is a condition in which the thyroid gland does not produce enough of certain hormones. Having hypothyroidism disrupts the balance of chemical reactions in the body and it usually doesn’t cause symptoms in the beginning. However, if untreated, it can lead to several health problems like – joint pain, obesity, and infertility.

Irregular menstruation is a common problem in PCOS and occurs as a result of increased androgen levels, preventing prevent regular monthly ovulation. On the other hand, hypothyroidism occurs when the immune system attacks the thyroid tissue. This attack on the thyroid gland weakens the production of thyroid hormone. Symptoms like fatigue, weight gain, hair loss, and irregular menstrual cycles are very common in this ailment.


  • Pelvic exam to check the reproductive organs for masses, growths or other changes.
  • Blood tests measure hormone levels. This can exclude the possible causes of menstrual problems or androgen excess that mimic PCOS. 
  • Ultrasound checks the appearance of the ovaries and the thickness of the lining of the uterus. 


PCOS Treatment in Chennai depends on several factors like – age, how severe the symptoms are, and overall health. For many women, the type of treatment may depend on whether they want to become pregnant in the future. Hence, you must visit the Chennai PCOS Clinics to receive thorough guidance on your condition. 

Thus, PCOS is a fairly common condition that women with hypothyroidism are diagnosed with. Therefore, hypothyroidism leads to PCOS. Their similarities can make it challenging to accurately diagnose and provide PCOS treatment. Hypothyroidism affects the ovaries in a similar way as PCOS, causing the enlargement of the ovaries and the formation of cysts. It also worsens PCOS symptoms, including an increased risk of insulin resistance. 

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