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Michelle C. Nguyen, Manisha H. Shah, David A. Liebner, Floor J. Backes, John Phay, and Lawrence A. Shirley

craniotomy and resection of a hemorrhagic brain lesion, with pathology results consistent with a 2.8-cm deposit of metastatic melanoma. Whole-brain radiation therapy (RT) with 30 Gy and 5 cycles of ipilimumab were completed, and restaging scans demonstrated

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Saranya Chumsri, Ethan S. Sokol, Aixa E. Soyano-Muller, Ricardo D. Parrondo, Gina A. Reynolds, Aziza Nassar, and E. Aubrey Thompson

subsequently underwent right modified radical mastectomy with axillary lymph node dissection. Pathology results showed multifocal residual disease measuring up to 16.5 cm, with >10 additional satellite tumors and skin involvement. Among resected axillary lymph

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Monique A. de Bruin, James M. Ford, and Allison W. Kurian

breast revealed 7 cm of multifocal IDC, grade 2, and 7 cm of intermediate-grade DCIS, 0.1 cm from the deep margin. One of 17 lymph nodes was involved, measuring 1.6 cm with extranodal extension. Pathology of the left breast showed 3 foci of IDC

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Kevin S. Scher, Juan-Sebastian Saldivar, Michael Fishbein, Alberto Marchevsky, and Karen L. Reckamp

node dissection. Pathology results showed a moderately differentiated adenocarcinoma without evidence of squamous histology in any of the specimens. Margins were focally positive at the hilar and perivascular soft tissue margin. Of the 10 sampled lymph

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Victor T.G. Lin, Lisle M. Nabell, Sharon A. Spencer, William R. Carroll, Shuko Harada, and Eddy S. Yang

biopsy, followed by a left modified radical neck dissection and left total parotidectomy. Pathology from his surgical resection revealed a high-grade, locally advanced (pT4aN2b,cM0) SDC with multiple high-risk features, including a positive margin of

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Aysegul A. Sahin, Timothy D. Gilligan, and Jimmy J. Caudell

margins. We also look at markers of proliferation and possibly tumor infiltrating lymphocytes,” explained Aysegul A. Sahin, MD, Director of Educational Operations, and Professor, Department of Pathology, The University of Texas MD Anderson Cancer Center

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Therese B. Bevers, Benjamin O. Anderson, Ermelinda Bonaccio, Sandra Buys, Mary B. Daly, Peter J. Dempsey, William B. Farrar, Irving Fleming, Judy E. Garber, Randall E. Harris, Alexandra S. Heerdt, Mark Helvie, John G. Huff, Nazanin Khakpour, Seema A. Khan, Helen Krontiras, Gary Lyman, Elizabeth Rafferty, Sara Shaw, Mary Lou Smith, Theodore N. Tsangaris, Cheryl Williams, and Thomas Yankeelov

close observation may be substituted for excisional biopsy in select patients. 83 , 90 , 97 - 99 Duct Excision With or Without Prior Ductography Nipple discharge is common and often unrelated to breast pathology. 100 , 101 For example

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Therese B. Bevers, Mark Helvie, Ermelinda Bonaccio, Kristine E. Calhoun, Mary B. Daly, William B. Farrar, Judy E. Garber, Richard Gray, Caprice C. Greenberg, Rachel Greenup, Nora M. Hansen, Randall E. Harris, Alexandra S. Heerdt, Teresa Helsten, Linda Hodgkiss, Tamarya L. Hoyt, John G. Huff, Lisa Jacobs, Constance Dobbins Lehman, Barbara Monsees, Bethany L. Niell, Catherine C. Parker, Mark Pearlman, Liane Philpotts, Laura B. Shepardson, Mary Lou Smith, Matthew Stein, Lusine Tumyan, Cheryl Williams, Mary Anne Bergman, and Rashmi Kumar

) is performed, concordance between the pathology report and the imaging finding must be obtained. 11 , 12 For example, a negative needle biopsy associated with a spiculated category 5 mass (highly suggestive of malignancy) is discordant and clearly

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Ghadeer Olleik, Wassim Kassouf, Armen Aprikian, Jason Hu, Marie Vanhuyse, Fabio Cury, Stuart Peacock, Elin Bonnevier, Ebba Palenius, and Alice Dragomir

recurrence or PCSM (eg, men with adverse postsurgery pathology, pathologic T3 disease, increasing PSA levels, or positive surgical margins) in whom treatment amelioration/addition is suggested. Grouping of the interventions was based on published literature

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Alice T. Shaw, Benjamin Solomon, and Mari Mino Kenudson

requires specialized technical resources and expertise and is therefore not available in all pathology laboratories. In particular, due to (1) the intrachromosomal deletion and inversion event that underlies most ALK rearrangements in NSCLC and (2