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Hypothyroidism

Hypothyroidism occurs when the thyroid gland produces insufficient thyroid hormone, slowing metabolism and affecting nearly every organ system. It is one of the most common endocrine conditions, affecting up to 5% of the US population, and is more prevalent in women and older adults. Most cases are treated effectively with oral thyroid hormone replacement.

When to Book

Book a visit if symptoms are new, persistent, getting worse, or affecting daily life. Early evaluation often prevents complications.

Symptoms

Fatigue and sluggishness, cold intolerance, unexplained weight gain, constipation, dry skin and hair, hair loss, slowed heart rate, brain fog or poor concentration, muscle aches, depression, and irregular or heavy menstrual periods.

Causes & Risk Factors

Hashimoto's thyroiditis (autoimmune destruction of the thyroid) accounts for most cases. Other causes include prior thyroid surgery or radioactive iodine ablation, certain medications (lithium, amiodarone), iodine deficiency, and — rarely — pituitary disorders causing secondary hypothyroidism.

How We Evaluate

TSH is the primary screening test. Elevated TSH triggers free T4 measurement. We add anti-TPO and anti-thyroglobulin antibodies to confirm Hashimoto's. Lipid panel and complete blood count may show changes consistent with untreated hypothyroidism.

Treatment Options

Levothyroxine (synthetic T4) taken on an empty stomach is the standard treatment. TSH is rechecked four to eight weeks after starting or adjusting the dose. Most patients feel significantly better within six to eight weeks. Combination T4/T3 therapy (adding liothyronine) is an option for patients with persistent symptoms on levothyroxine alone.

When It Is Urgent

Seek emergency care for myxedema coma — an extreme, life-threatening form of hypothyroidism characterized by altered consciousness, severe cold intolerance, hypothermia, and slow heart rate. This is rare but requires ICU management.

Frequently Asked Questions

Do I need a referral to see an endocrinology provider?

No referral is needed at Nomi Beach Health. You can book directly with our team for hormone, thyroid, metabolic, or weight-management concerns.

How long does it take to see results from treatment?

Timeline depends on the condition. Thyroid medication often improves symptoms within four to eight weeks. Weight-loss interventions show measurable changes in four to twelve weeks. Hormone therapy timelines vary by the specific condition and individual response.

Will I need labs before my first visit?

You can come in without prior labs — we order whatever is appropriate during or after your visit. If you have recent results, bring them so we can start the conversation right away.

Are these conditions managed long-term or treated once?

Most endocrine and metabolic conditions require ongoing management rather than a single treatment. We build a follow-up schedule around your specific diagnosis and goals.

Can I be seen for weight loss even if I do not have a hormone diagnosis?

Yes. We evaluate weight holistically — including metabolic markers, lifestyle factors, and, when appropriate, medication options such as GLP-1 agonists.

Get a Clear Plan for Hypothyroidism

Our endocrinology team evaluates you as an individual and builds a treatment plan that fits your life — not a template.