POSTER SESSION I Stowell-Orbison/Surgical Pathology/Autopsy Awards Poster Monday, March 19, 2012   —  9:30 AM - 12:00 Noon CC Exhibit Hall B3 & C Click on the blue numbers in parentheses to display abstracts. Click the button next to any title to add to Itinerary Planner... HEMATOPATHOLOGY Poster# Title and Authors Itinerary Planner 206 Classification of Non-Hodgkin Lymphoma in South America: A Review of 1028 Cases (1465) JA Laurini, AM Perry, E Boilesen, MA Bast, BN Nathwani, J Diebold, KA MacLennan, HK Mueller-Hermelink, JO Armitage, DD Weisenburger - University of Nebraska Medical Center, Omaha, NE Add 207 TCL1 Predicts Time to Treatment in Chronic Lymphocytic Leukemia (1501) DP Ng, RR Bennett, F Lansigan, NB Levy, AV Danilov, P Kaur - Dartmouth Hitchcock Medical Center, Lebanon, NH; Dartmouth Medical School, Hanover, NH Add 208 Differential Expression of CD317 in B-ALL, CLL and Normal B Cell Subsets (1411) S Gong, D Kaplan, H Meyerson - University Hospitals of Cleveland and Case Western Reserve University School of Medicine, Cleveland, OH Add 209 Merkel Cell Polyomavirus in Chronic Lymphocytic Leukemia T-Cells (1383) PJ Cimino, DW Bahler, EJ Duncavage - Washington University, Saint Louis, MO; University of Utah, Salt Lake City, UT Add 210 Identification of a Novel Prognostic microRNA Signature in Mantle Cell Lymphoma (1414) RS Goswami, EG Atenafu, L Waldron, Y Xuan, W Xu, PP Reis, J Kuruvilla, DJ Good, DJ Bailey, R Lai, A Church, WS Lam, DP LeBrun, LH Sehn, P Farinha, RD Gascoyne, MR Crump, I Jurisica, S Kamel-Reid - University Health Network, Toronto, Canada; Harvard School of Public Health, Boston, MA; Universidade Estadual Paulista Júlio de Mesquita Filho, Botucatu, SP, Brazil; Sunnybrook Health Sciences Centre, Toronto, ON, Canada; Cross Cancer Institute, Edmonton, AB, Canada; Queen´s University, Kingston, ON, Canada; British Columbia Cancer Agency, Vancouver, BC, Canada; Ontario Cancer Institute, Toronto, ON, Canada Add 211 Clinicopathologic Characterization of Cyclin D1-Negative Mantle Cell Lymphoma (1370) A Carvajal-Cuenca, I Salaverria, C Royo, G Clot, A Navarro, EM Hartmann, N Trim, R Woroniecka, W Erber, P Gaulard, I Wlodarska, G Rymkiewicz, G Ott, A Rosenwald, A Lopez- Guillermo, L Quintanilla-Fend, JA Ferry, NL Harris, ES Jaffe, R Siebert, E Campo, S Bea - Hospital Clínic, University of Barcelona, Barcelona, Spain; Institute of Pathology, Würzburg, Germany; Addenbrooke´s Hospital, Cambridge, United Kingdom; MSCM Cancer Centre and Institute, Warsaw, Poland; Henri Mondor Hospital, Creteil, France; Center of Human Genetics, Leuven, Belgium; Robert-Bosch-Krankenhaus, Stuttgart, Germany; Institute of Pathology, Tübingen, Germany; Massachusetts General Hospital, Boston; National Cancer Institute, Bethesda; Christian-Albrechts-University Kiel, Kiel, Germany Add 212 CD5-Positive Nodal Marginal Zone Lymphoma: A Clinicopathologic Study of 7 Cases (1441) J Jaso, CC Yin, CE Jabcuga, LJ Medeiros, L Chen - The University of Texas Health Science Center at Houston, Houston, TX; The University of Texas MD Anderson Cancer Center, Houston, TX Add 213 MNDA Is Expressed in a Subset of Marginal Zone Lymphomas and Is Useful in the Differential Diagnosis with Follicular Lymphoma (1403) AG Freud, A Monabati, G Roncador, G Gualco, C Bacchi, Y Natkunam - Stanford University, Stanford, CA; Spanish National Cancer Research Centre, Madrid, Spain; Consultoria em Patologia, Botucatu, Sao Paulo, Brazil Add 214 Utility of PRDM1/BLIMP1 in Differentiating between Marginal Zone and Lymphoplasmacytic Lymphoma (1435) MO Hussaini, C Yeung, A Hassan - Washington University, St. Louis, MO Add 215 Strong Expression of Chemokine Receptor CCR9 in B-Cell Lymphomas Involving the Gastrointestinal Tract (1596) W Wu, Dy Ngan, ST Pullarkat - UCLA, David Geffen School of Medicine, Los Angeles, CA Add 216 Follicular Lymphoma (FL) like B-Cells of Uncertain Significance (In Situ FL) Has a Low Rate of Progression, but Is Very Frequently Present in Biopsies Preceding Overt FL and a Moderate Proportion Is Associated with Other Lymphoid Neoplasms (1516) RK Pillai, SH Swerdlow - University of Pittsburgh School of Medicine, Pittsburgh, PA Add 217 Expanding the Morphologic Spectrum of Follicular Lymphoma In Situ: 13 Examples Including In Situ Grade 3 and BCL2-Negative Cases (1360) R Bala, RA Warnke, Y Natkunam - Stanford Hospital, Stanford, Ca Add 218 CD137 Ligand Is Expressed in Primary and Secondary Lymphoid Follicles and in Select B-Cell Lymphomas: Diagnostic and Therapeutic Implications (1609) S Zhao, H Zhang, Y Xing, Y Natkunam - Stanford University School of Medicine, Stanford, CA; Zhengzhou University School of Medicine, Zhengzhou, Henan, China Add 219 Abundant Expression of IL-21 Receptor in Follicular Lymphoma Is Associated with More Aggressive Disease (1547) S Sikdar, SJ Choi, S Virk, B Wood, A Alhejaily, T Baetz, D LeBrun - Queen´s University, Kingston, ON, Canada; Kingston General Hospital, Kingston, ON, Canada Add 220 Flow Cytometric Aberrancies and Clinical Outcome in Low Grade, High Proliferation Index Follicular Lymphoma (1461) KR Kumar, SG Yates, VR Sarode, NJ Karandikar, J Emmons - UT Southwestern Medical Center, Dallas, TX Add 221 Immunostains for C-MYC and BCL2 Protein Predict Survival in Patients with Diffuse Large B-Cell Lymphoma Treated with Rituximab (1514) A Perry, Y Alvarado-Bernal, J Laurini, L Smith, K Fu, P Aoun, T Greiner, W Chan, P Bierman, G Bociek, J Armitage, J Vose, D Weisenburger - University of Nebraska, Omaha, NE Add 222 Racial Differences in Prognostic Biomarkers of Diffuse Large B-Cell Lymphoma (1377) EC Chastain, KE Fisher, K Bumpers, V Reddy, K Fu, CR Flowers, DL Jaye - Emory University, Atlanta, GA; University of Alabama, Birmingham, AL; University of Nebraska, Omaha, NE Add 223 Expression of Receptor Tyrosine Kinases RON and c-Met in Post-Transplant Lymphoproliferative Disorders (1593) E Wey, F Keyoumarsi, L Smith, D Thomas, K Elenitoba- Johnson, M Lim - University of Michigan, Ann Arbor, MI Add 224 Flow Cytometry Versus Immunoperoxidase Staining for Determination of Plasma Cell Clonality with Small Plasma Cell Numbers (1497) K Moser, ME Salama, JL Kohan, SR Tripp, DW Bahler, SL Perkins - Univ. of Utah Health Sciences Center, Salt Lake City, UT; ARUP Laboratories, Salt Lake City, UT Add 225 EBV+ HHV8- Germinotropic Large B Cell Lymphoma: A Lymphoproliferative Disorder with Intermediate Features between EBV+ Large B Cell Lymphomas and Classical Hodgkin Lymphoma (1482) L Lorenzi, S Fisogni, W Pellegrini, A Gazzola, W Vermi, C Agostinelli, G Massarelli, SA Pileri, F Facchetti - University of Brescia, Brescia, Italy; University of Bologna, Bologna, Italy; University of Sassari, Sassari, Italy Add 226 Polyclonal but Not Monoclonal PAX8 Is a Marker of Normal B Cells and B Cell Lymphomas, Including Most Classical Hodgkin Lymphomas: An Immunohistochemical Study (1375) KL Chandler, EC Chastain, D Lawson, KT Bradley - Emory University, Atlanta, GA Add 227 CD163 Is a More Useful Immunohistochemical Stain than CD68 in Predicting Outcome of Patients with Classical Hodgkin Lymphoma (1456) JL Klein, GA Bien-Willner, KV Foyil, NL Bartlett, L Chen, JL Frater, E Duncavage, A Hassan, TT Nguyen, F Kreisel - Washington University School of Medicine, Saint Louis, MO Add 228 Iatrogenic Immunodeficiency-Associated Classical Hodgkin Lymphoma: A Clinicopathologic and Immunophenotypic Study of 9 Cases (1481) EY Loo, LJ Medeiros, KH Young, P Lin, R Brynes, R Miranda - MD Anderson Cancer Center, Houston, TX; University of Southern California, Los Angeles, CA Add 229 Normal Splenic Lymphoid Subsets Mimic Aberrant Antigen Expression (1348) N Aggarwal, J Fischer, SH Swerdlow, FE Craig - University of Pittsburgh School of Medicine, Pittsburgh, PA Add 230 CD335 (NKp46) Specifically Identifies Natural Killer Cells by Diagnostic Flow Cytometry (1402) AG Freud, S Wei, GM Gitana, Y Natkunam, SK Atwater - Stanford University, Stanford, CA Add 231 Early T-Cell Precursor Leukemia: A High Risk Subtype of T-ALL? (1354) AA Allen, A Sireci, FN Emmons, A Colovai, G Bhagat, B Alobeid - Columbia University Medical Center, New York, NY Add 232 Sequential Mutations in Notch1 and Fbxw7 in Radiation- Induced Mouse Thymic Lymphomas (1443) K-Y Jen, J-H Mao, A Balmain - University of California San Francisco, San Francisco, CA; Lawrence Berkeley National Laboratory, Berkeley, CA Add 233 Detection of Clonal T-Cell Large Granular Lymphocytes in Low-Grade Myelodysplastic Syndrome (1607) X Zhang, LC Moscinski, R Setoodeh, D Peker, L Zhang - University of South Florida College of Medicine, Tampa, FL; H. Lee Moffitt Cancer Center and Research Institute, Tampa, FL Add 234 An Unusual Presentation of Precursor B Acute Lymphoblastic Leukemia (B-ALL) with No Circulating Blasts, Scant Marrow Involvement, and Paratrabecular Localization of Blasts (1353) MB Alikhan, J McNeer, I Miller, E Hyjek, J Anastasi - University of Chicago Hospitals, Chicago, IL; Rush University, Chicago, IL Add 235 Alpha-Hemoglobin Stabilizing Protein Specifically Identifies Nucleated Erythroid Precursors and Enables Identification of Architectural Distortion in Myelodysplastic Syndromes by Computerized Image Analysis (1524) PW Raess, J Monaco, R Chawla, M Paessler, A Bagg, MJ Weiss, A Madabhushi, JK Choi - U. of Pennsylvania, Philadelphia; Rutgers U., Piscataway, NJ; Children´s Hospital of Philadelphia, Philadelphia; St Jude Children´s Research Hospital, Memphis Add 236 Juvenile Myelomonocytic Leukemia: Analysis of 7 Cases According to the 2008 WHO Criteria (1492) BY Merritt, GS Sasa, CV Curry, DH Mahoney, AM Sheehan, MT Elghetany - Baylor College of Medicine & Texas Children´s Hospital, Houston, TX Add 237 Acute Myeloid Leukemia Arising from Chronic Myelomonocytic Leukemia Has Poor Prognosis and High Incidence of Normal Karyotype and NPM1 Mutation (1387) E Courville, Y Wu, J Kourda, J Brockmann, L de Leval, A Orazi, R Hasserjian - Massachusetts General Hospital, Boston; Weill Cornell Medical College, New York; Institut Universitaire de Pathologie, Lausanne, Switzerland Add 238 Clinical Impact of Change of FLT3 Mutation Status in Acute Myeloid Leukemia (AML) Patients (1588) M Warren, R Luthra, CC Yin, F Ravandi, LJ Medeiros, Z Zuo - Baylor Collage of Medicine, Texas Children´s Hospital, Houston, TX; The University of Texas M.D. Anderson Cancer Center, Houston, TX Add 239 FLT3 Mutations Occur More Frequently but Do Not Impact the Outcome in Childhood AML with Favorable Recurrent Genetic Abnormalities: A Single Institution Experience (1603) L Yin, Q Wei, M Will, D Barakat, X Liang - University of Colorado Denver School of Medicine, Aurora Add 240 Can Bone Marrow (BM) Immunohistochemistry Predict Recurrent or Relapsed Disease in Acute Myeloid Leukemia (AML) Following Induction Chemotherapy? (1566) RE Swapp, CA Hanson, JD Hoyer - Mayo Clinic, Rochester, MN Add 241 Novel Reticulocyte and Platelet Parameters Predict Clinical Outcome in Acute Myeloid Leukemia (1397) O Esan, CJ Jones, YM Daous, S Hall, JE Coad, JA Vos - West Virginia University, Morgantown, WV Add 242 Near-Tetraploid/Tetraploid Acute Myeloid Leukemia: Morphologic, Cytogenetic, and Prognostic Features (1486) JS Manny, T Pardee, M Pettenati, CS Pang - Wake Forest School of Medicine, Winston-Salem, NC Add 243 Mixed Phenotype Acute Leukemia: Experience of a Single Institution (1504) CY Ok, S Wang, P Lin, LJ Medeiros, JL Jorgensen - University of Massachusetts Memorial Medical Center, Worcester, MA; The University of Texas MD Anderson Cancer Center, Houston, TX Add 244 Hidden Mastocytosis in AML with t(8;21) (1446) RC Johnson, NM Savage, T Chiang, JR Gotlib, DA Arber, TI George - Stanford University, Stanford, CA Add