Thyroid function, studied in 36 scleroderma patients revealed 7 abnorm
al cases:6 hypothyroid patients secondary to autoimmune thyroiditis an
d 1 hyperthyroidism secondary to Graves' disease, In the hypothyroid s
ubgroup, 3 cases presented a localized systemic sclerosis and the 3 ot
hers presented a diffuse systemic sclerosis; Sjogren syndrome was foun
d in 2 of these patients, The hyperthyroid patient presented a diffuse
systemic sclerosis, Because of the association between scleroderma an
d thyroid diseases, we suggest to perform thyroid screening regularly
for all patients with systemic sclerosis.