PT - JOURNAL ARTICLE AU - Eberl, Margaret M. AU - Baer, Maria R. AU - Mahoney, Martin C. AU - Sait, Sheila N. J. AU - Block, AnneMarie W. AU - Farrell, Carolyn D. TI - Unsuspected Klinefelter Syndrome Diagnosed during Oncologic Evaluation: A Case Series AID - 10.3122/jabfm.18.2.132 DP - 2005 Mar 01 TA - The Journal of the American Board of Family Practice PG - 132--139 VI - 18 IP - 2 4099 - http://www.jabfm.org/content/18/2/132.short 4100 - http://www.jabfm.org/content/18/2/132.full SO - J Am Board Fam Med2005 Mar 01; 18 AB - Klinefelter syndrome is an underdiagnosed chromosomal disorder that has significant implications for health and for medical management. This report presents 5 adult male patients diagnosed with previously unsuspected Klinefelter syndrome as a result of cytogenetic testing for suspected hematologic malignancies. This case series highlights the importance of maintaining a comprehensive and holistic approach to medical care. The medical, genetic, and psychosocial implications of the Klinefelter diagnosis are discussed.