Pyramidal lobe

Case contributed by Jayanth Keshavamurthy


Thyroid uptake and scan was ordered as TSH was <0.005, evaluate for hyperthroidism.

Patient Data

Age: 70 years
Gender: Male

I-123 thyroid scan

Nuclear medicine

There is increased thyroid uptake at 4 and 24 hour period on I-123 scan diffusely, consistent with Grave's disease.

Also seen is a prominent pyramidal lobe showing the increased radio active iodine uptake.

Case Discussion

Remember the anatomy of the thyroid gland, including variants, when reading the scan. No further work up needed. 

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