Rab Nawaz Khan, Raza Ullah, Ibrar Ahmad, Tahir Ghaffar.
Frequency of undiagnosed thyroid disorders in patients with type 2 diabetes mellitus at a tertiary care center.
J Postgrad Med Inst Jan ;32(02):162-5.

Objective: To find out the frequency of undiagnosed thyroid disorders in patients with type 2 diabetes mellitus. Methodology: It was a descriptive study. One hundred and forty-two patients with age 20 years and above and of either gender who were diagnosed cases of type 2 diabetes were included in study from the outpatient department (OPD) of Hayatabad Medical Complex, Peshawar. Frequency of undiagnosed thyroid disorders was determined. Thyroid disorders were classified as clinical hyperthyroidism, subclinical hyperthyroidism, clinical hypothyroidism and subclinical hypothyroidism. Results: Out of 142 patients, there were 78 (54.9%) females and 64 (45.1%) males. Overall undiagnosed thyroid disorders in type 2 diabetic patients were 18.3%. Subclinical hypothyroidism was 8.5%, clinical hypothyroidism was 4.9%, subclinical hyperthyroidism was 3.5% and clinical hyperthyroidism was found in 1.4% of type 2 diabetic patients. Conclusion: A high proportion of type 2 diabetic patients had undiagnosed thyroid disorders and Subclinical hypothyroidism was the most frequent thyroid disorder.

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