Hypothyroidism: Root Causes

 Thyroid Causes

• Hashimoto’s disease and other inflammatory disorders of the thyroid (Thyroid Causes)
• Hormone imbalance (especially estrogen/progesterone, cortisol/ DHEA)
• Iodine and other nutrient deficiencies
• Stress
• Surgery on or radiation of the thyroid
• Poor diet
• Inactivity
• Certain medications, most notably lithium, arrhythmia medications, and synthetic estrogen
• Pregnancy
• Failure of the pituitary gland
• Pituitary gland imbalance
• Genetics
• Head or thyroid injury

Thyroid Causes: Testing Techniques

The following tests help assess possible reasons for Thyroid Causes:
Thyroid-hormone testing (thyroid: TSH, Free T4, Free 73, Reverse T3, anti-thyroglobulin antibodies, anti-thyroid peroxidase)—blood, urine
General hormone testing (DHEA, cortisol, testosterone, IGF-1, estrogen, progesterone, insulin)—saliva, blood, or urine
Intestinal permeability—urine

Find out more about the Thyroid

Toxic metals (e.g., mercury, lead)—hair or urine
Vitamin and mineral analysis (especially vitamin A, selenium, zinc, iodine, copper, magnesium, vitamin D)—blood, urine
Amino acid analysis (especially L-tyrosine)—blood or urine
Digestive function and microbe/parasite/fungal testing—stool analysis
Food and environmental allergies/sensitivities—blood, electrodermal

 

Medications that can cause hypothyroidism

Medications that can cause hypothyroidism:

Amiodarone
Interferon alfa
Thalidomide
Lithium
Stavudine
Oral tyrosine kinase inhibitors
– Sunitinib, imatinib
Bexarotene
Perchlorate
Interleukin (IL)-2
Ethionamide
Rifampin
Phenytoin
Carbamazepine
Phenobarbital
Aminoglutethimide
Sulfisoxazole
p -Aminosalicylic acid
Ipilimumab