PET vendor Positron has named David Yeh as its executive vice president of sales and marketing.
Yeh, former sales director of ophthalmic, optometric, and medical equipment company Nidek, brings more than 20 years of medical device sales and marketing experience to Positron, according to the Houston-based firm.
By AuntMinnie.com staff writersJuly 14, 2004
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Positron turns in record revenues, May 19, 2003
Positron adds University of Texas to client list, February 18, 2003
Positron ships PET unit, February 18, 2003
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![A 53-year-old patient (patient number four) with a recurrent pituitary adenoma with extension of a cystic component of disease to the medial temporal lobe apparent on MRI (contoured in blue), and extension of disease to the left sphenoid bone and orbital apex apparent on [68Ga]Ga-DOTA-TATE (contoured in yellow).](https://img.auntminnie.com/mindful/smg/workspaces/default/uploads/2026/04/pituitary-tumor.QGsEnyB4bU.jpg?auto=format%2Ccompress&fit=crop&h=100&q=70&w=100)
![A 53-year-old patient (patient number four) with a recurrent pituitary adenoma with extension of a cystic component of disease to the medial temporal lobe apparent on MRI (contoured in blue), and extension of disease to the left sphenoid bone and orbital apex apparent on [68Ga]Ga-DOTA-TATE (contoured in yellow).](https://img.auntminnie.com/mindful/smg/workspaces/default/uploads/2026/04/pituitary-tumor.QGsEnyB4bU.jpg?auto=format%2Ccompress&dpr=2&fit=crop&h=167&q=70&w=250)
