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The thyroid: symptoms, diseases and diagnosis

What is the thyroid?

La thyroid gland is the neck (above the clavicle). It is shaped like a butterfly and is one of the endocrine glands responsible for the production of hormones; They control the rhythm of many activities in the body, including how fast your heart beats or how quickly calories are burned.

The specialist may order laboratory and imaging tests to give a more accurate diagnosis.

Symptoms of alteration

Hyperthyroidism or overactive thyroid

Anxiety
Weight loss
Tremors in the hands
Faster heart rate
Swelling
Protrusion of the eyes (bulging)
Difficulty to sleep

Hypothyroidism or underactive thyroid

Weight gain
Tiredness
Hair loss
Low tolerance to cold temperatures
Irregular menstrual periods
Constipation

Lab tests

HR laboratory tests tell us if the thyroid gland is working properly and helps the specialist to diagnose the cause of diseases of the same (hyperthyroidism or hypothyroidism).

Blood tests include:

TSH (Thyroid Stimulating Hormone): It is the most accurate measure of thyroid activity.
T3 and T4: They measure different hormones of the thyroid.
TSI: Measures thyroid stimulating immunoglobulin.
Thyroid Antibody Test: Measures the amount of antibodies (indicators in the blood).