Thursday, October 10, 2013

Ultrasound Case Review 1: Thyroid cysts


  • A 31 years old male was referred from Klinik Dan Pembedahan Mogan for a thyroid ultrasound. He was complaining of painless and sudden onset of right neck swelling for the past one month.
  • Thyroid function test was done by his GP and he was then diagnosed with hyperthyroidism (thyrotoxicosis) with the TSH (thyroid stimulating hormone) of 0.2000mIU/L.

Ultrasound findings

  • The ultrasound revealed the echogenicity for both right and left thyroid glands have increased. 

 Colour doppler examination of Left Thyroid
Colour doppler examination of Right Thyroid

  • The color doppler examination on both right and left thyroid glands appear increased vascularity.
  • A large cystic lesion with internal echoes and mural growth is detected in the middle-lower pole of right thyroid gland, measures 3.17 x 5.05 x 3.62cm. 
  • Peripheral vascularity is detected and intralesional vascularity of the mural growth is also detected. 
  • There is another anechoic cystic lesion with mural growth detected in the upper pole of left thyroid gland, measures 1.76 x 2.82 x 1.26cm. 
  • Septation and peripheral vascularity is detected from the lesion.
  • The findings are consistent with Graves' disease with bilateral complex thyroid cysts.

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