Endocrine Abstracts

Background: Elevated TSH with raised free T4 (fT4) presents a diagnostic challenge. Symptomatically they vary across the spectrum of thyroid status. We report cases with these dilemmas.Case 1: Seventy four year old was referred with 5 years of TSH ranging between 4.9–7.9 mIU/l (0.2–4.0), fT4 18.5–27 pmol/l (9.0–19) and free T3 (fT3) 4.5–12 pmol/l (2.5–5.7). Thyroid perox...