Is There an Increased Incidence of Contralateral Testicular Cancer in Patients with Intratesticular Microlithiasis?
Ariadne M. Bach1,
Lucy E. Hann1,
Weiji Shi2,
Catherine S. Giess1,3,
Hyok-Hee Yoo1,
Joel Sheinfeld4 and
Howard T. Thaler2
1 Departments of Radiology, Memorial Sloan-Kettering Cancer Center, 1275 York
Ave., New York, NY 10021.
2 Department of Epidemiology and Biostatistics, Memorial Sloan-Kettering Cancer
Center, New York, NY 10021.
3 Present address: Women's Diagnostic and Wellness Center, Nyack Hospital, 160
N. Midland Ave., Nyack, NY 10960.
4 Department of Urology, Memorial Sloan-Kettering Cancer Center, New York, NY
10021.

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Fig. 1. 31-year-old man with seminoma. Transverse sonogram of left
testis reveals mass in presence of microlithiasis. Patient had undergone right
orchiectomy for seminoma 6 years and 5 months earlier. At pathology left
testis contained seminoma.
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Fig. 2. 39-year-old man with seminoma. Transverse sonogram of left
testis shows solid mass and no microlithiasis. At surgery seminoma was found.
Seven years 4 months earlier, patient had undergone right orchiectomy for
seminoma.
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Fig. 3. 39-year-old man with non-seminomatous germ cell tumor.
Longitudinal sonogram of left testis shows heterogeneous changes. This has
been stable for 8 years after initial sonogram.
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