07 February 2026
: Case report 
Coronary Artery Bypass Grafting in the Presence of Severe Hyperthyroidism: A Case Report
Unusual clinical course, Challenging differential diagnosis, Diagnostic / therapeutic accidents, Management of emergency care, Unexpected drug reaction, Educational Purpose (only if useful for a systematic review or synthesis)
Akie Shimada BE 1, Taira Yamamoto ACEF 1*, Jiyoung Lee B 1, Shizuyuki Dohi D 1, Daisuke Endo
D 2, Yuichiro Sato C 2, Yasutaka Yokoyama C 2, Minoru Tabata A 2
DOI: 10.12659/AJCR.950442
Am J Case Rep 2026; 27:e950442
Figure 4 Preoperative ultrasound examination of the thyroid gland. (A) The thyroid gland is diffusely enlarged and heterogeneous in echogenicity. The black arrow shows the right lobe of the thyroid gland. It measured 21.8 mm in width, 17.1 mm in thickness, 66.7 mm in length, and weighed 13.0 g. The black double-headed arrow indicates the left lobe of the thyroid gland. It measured 24.7 mm in width, 21.9 mm in thickness, 65.0 mm in length, and weighed 18.4 g. (B) Blood flow in the thyroid gland is increasing, and blood flow in the right and left superior thyroid arteries is also increasing (C) right 47.2 cm/s, (D) left 49.3 cm/s.