Subacute Granulomatous Thyroiditis

• Subacute, Painful, fever, fatigue - Viral / post viral
• De Quervain thyroiditis.
• Less common, Females, 30-60 years
• Hyperthyroidism - but low iodine uptake (release)
• Heals with normal thyroid function.

Subacute Lymphocytic Thyroiditis

• Subacute, Silent / Painless
• Females, Middle age, Postpartum..
• Initial thyrotoxicosis → Euthyroid in months.
• Minority progress to hypothyroidism.