Thyroid

Endocrine

All Phantoms

Thyroid phantom for ultrasound and nuclear medicine imaging

Modalities: ULTRASOUND SPECT PET

Images: 5

Structures: 6

Compatible Instruments: 8

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Thyroid Scintigraphy — Tc-99m

Thyroid nuclear medicine scan showing tracer uptake pattern in thyroid gland

SPECT Downloaded 2026-03-16

Tc-99m pertechnetate thyroid scintigraphy

https://commons.wikimedia.org/wiki/File:Thyroid%20scintigraphy.jpg

Thyroid Ultrasound — Overview

Ultrasound of the thyroid gland showing lobes and isthmus

ULTRASOUND Downloaded 2026-03-16

B Mode

https://commons.wikimedia.org/wiki/File:Thyroid%20ultrasound%20110304095541%200957060.jpg

Thyroid Ultrasound — Overview

Ultrasound of the thyroid gland showing lobes and isthmus

ULTRASOUND Downloaded 2026-03-16

B Mode

https://commons.wikimedia.org/wiki/File:Thyroid%20ultrasound%20110321165224%201701150.jpg

Thyroid Ultrasound — Nodule

Ultrasound showing thyroid nodule for assessment

ULTRASOUND Downloaded 2026-03-16

B Mode

https://commons.wikimedia.org/wiki/File:Ultrasound%20of%20thyroid%20showing%20right%20lower%20pole%20cyst%20and%20a%20calcified%20nodule.jpg

Thyroid Nuclear Scan

Thyroid scintigraphy showing tracer uptake

SPECT Downloaded 2026-03-16

https://commons.wikimedia.org/wiki/File:Ga-68-Trivehexin%20Parathyroid%20Adenoma%20Compared%20to%20Tc-99m-Sestamibi%20EJNMMI%202024.png

Structure	Density (HU)	T1 (ms)	T2 (ms)	Echo	Rel. Size
Thyroid Parenchyma	80	800	60	0.5	25%
Nodule	50	1000	80	0.3	6%
Cyst	10	3000	500	0.02	4%
Trachea	-900	0	0	0.0	5%
Carotid	45	1200	50	0.1	3%
Muscle	40	900	35	0.4	15%