E05.0-5/E05.8-9
DESCRIPTION
Most common cause of hyperthyroidism is Graves’ disease, which is an autoimmune condition resulting from the presence of thyroid stimulating autoantibodies. Other common causes are toxic single or multinodular goitre and sub-acute thyroiditis.
DIAGNOSIS
Suppressed TSH and elevated T4
Note: T4 may be normal in hyperthyroidism.
REFERRAL
Urgent
All patients.