Endocrine Abstracts

Abstract learning objective: Resistance to thyroid hormone is a rare condition caused by tissue refractiveness to the effects of circulating thyroid and may be misdiagnosed as hyperthyroidism. This syndrome is characterized by elevated circulating thyroid hormones, and unsuppressed TSH levels. Although most patients are euthyroid, rarely they may present with clinical hyperthyroidism, if the Pituitary gland is more insensitive than other tissues to thyroid hormones.<p clas...

A 44 year-old female presented to endocrine outpatient with 1-year history of 4 stone weight loss, heat intolerance, insomnia along with diplopia and sore and watery eyes. Her medical history includes IgG4 disease and rheumatoid arthritis, treated with prednisolone that had been stopped 6 months previously.On examination, she was clinically hyperthyroid with a resting tremor, tachycardia and sweaty palms. Eye examination showed bilateral proptosis and ch...

Abstract Withdrawn....

A 61-year-old ex-smoker with a background of chronic obstructive pulmonary disease, bilateral cataracts and advanced retinitis pigmentosa presented in April 2014 with a 5 months history of feeling generally unwell and weight loss. He was found thyrotoxic with TSH suppressed to less than 0.01 mU/l, free T4 of 38 pmol/l and free T3 of 26 pmol/l. On examination there was tunnel vision bilaterally and diplopia in all directions with no evidence of thyroid eye...

Case history: 81-year-old female patient admitted for fracture neck of femur was referred to endocrinology for high T4. Clinically she was euthyroid with mild thyroid eye disease.PMH: Atrial fibrillation Post CABG 30.09.15, Hypothyroidism since 1983 (started on Eltroxin by GP for weight gain and tiredness though patient never had biochemical evidence of hypothyroidism), OA of spine 2007, T2DM, Asthma.Drug history: Amioda...

We report a 55 year old non-smoker with a history of Graves’ disease diagnosed in 1990 at age 29 years old. Due to poor compliance to therapy, she underwent a total thyroidectomy within 1 year of diagnosis. She remained well controlled on thyroid hormone replacement for over 20 years with Levothyroxine 100 μg daily. However, in the 2 years before referral to the Endocrine Clinic, she had difficult to treat hypothyroidism with persistent over-replacement; at the time ...