Academic Appointments
2022-Present Professor of Hematopathology and Dermatopathology, University of Virginia Medical Center
2015-2022 Associate Professor of Hematopathology and Dermatopathology, University of Virginia Medical Center
2016-2018 Assistant Professor, Department of Dermatology, University of Virginia Medical Center
Postdoctoral Training
2012-2013 Fellow, Dermatopathology, Washington University in St. Louis School of Medicine
2011-2012 Fellow, Hematopathology, Washington University in St. Louis School of Medicine
2008-2011 Resident, Anatomic Pathology, Washington University in St. Louis School of Medicine
Education
2003 MD, Universidad de Buenos Aires, School of Medicine
Certifications
2013 Dermatopathology (recertified 2021)
2012 Hematopathology
2011 Anatomic Pathology
Professional Societies
American Academy of Dermatology
American Society of Clinical Pathology
American Society of Dermatopathology
American Society of Hematology
Cutaneous Lymphoma Foundation
International Society of Dermatopathology
United States and Canadian Academy of Pathology
United States Cutaneous Lymphoma Consortium
Select Publications
Gru AA, Lim MS, Dogan A, Horwitz SM, Delabie J, Fu K, Peker D, Reddy VVB, Xu ML, Vij K, Slack GW, Miranda RN, Jagadeesh D, Lisano JM, Hsi ED, Torlakovic E. Best Practices in CD30 Immunohistochemistry Testing, Interpretation, and Reporting. Arch Pathol Lab Med. 2022 Apr 26.
Edmonds N, Noland MM, Gru AA. A postauricular skin nodule with unusual histopathologic findings. J Cutan Pathol. 2022 Jul 18.
White Z 3rd, Gru AA, Goldfarb AN. Liver kinase B1 (LKB1) in murine erythroid progenitors modulates erythropoietin setpoint in association with maturation control. Blood Cells Mol Dis. 2022 Jun 11;97:102688.
Dibbern ME, Gru AA, Stelow EB. Microsecretory adenocarcinoma of the external ear canal. J Cutan Pathol. 2022 Jun 16.
Khalil S, Donthi D, Gru AA. Cutaneous reactive B-cell lymphoid proliferations. J Cutan Pathol. 2022 Oct;49(10):898-916.
Gru AA. An accurate diagnosis of dermal CD8 + lymphoproliferative disorders requires clinicopathological and immunophenotypic correlation. Br J Dermatol. 2022 May;186(5):769-771.
Hobbs LK, Lee J, Kozak MD, Gru AA, Young JM. Scattered Violaceous Papules on the Trunk of an Adult Female: Challenge. Am J Dermatopathol. 2022 Mar 1;44(3):e26-e27.
Plaza JA, Chung C, Wick M, Sangueza M, Gru A.The Utility of Myoepithelial Cell Layer Identification in Adnexal Carcinomas. Am J Dermatopathol. 2022 Mar 1;44(3):155-162.
Omorodion I, Lee J, Gru AA, Zlotoff BJ. Solitary asymptomatic lobular perianal nodule on an infant. Dermatol Online J. 2021 Oct 15;27(10).
Craddock AP, Kane WJ, Raghavan SS, Williams ES, Gru AA, Gradecki SE. Use of Ultrasensitive RNA In Situ Hybridization for Determining Clonality in Cutaneous B-Cell Lymphomas and Lymphoid Hyperplasia Decreases Subsequent Use of Molecular Testing and Is Cost-effective. Am J Surg Pathol. 2022 Jan 24.
Vittitow SL, Rusu CA, Abubakar MO, Burnsed J, Gru AA, Zlotoff BJ. Primary cutaneous mucormycosis in a premature neonate treated conservatively with amphotericin B. Pediatr Dermatol. 2022 Jan;39(1):99-102.
Teran VA, Belote KG, Cropley TG, Zlotoff BJ, Gru AA. Granulomatous Facial Dermatoses. Cutis. 2021 Oct;108(4):E5-E10.
Adams KM, Milam P, Gru A, Kaffenberger BH. Fibrous Proliferations in Posttransplant Kaposi Sarcoma. J Clin Aesthet Dermatol. 2021 Jun;14(6):18-20. Epub 2021 Jun 1.
Lee J, Cohen JA, Wrone DA, Gru AA. Primary cutaneous follicle center lymphoma with aberrant CD8 expression. J Cutan Pathol. 2022 Apr;49(4):403-407.
Plaza JA, Pootrakul L, Raghavan SS, Sangueza M, Gru AA. Reproducible Histopathologic Features in Cases of Basal Cell Carcinoma With Neuroendocrine Expression: A Clinicopathologic Study of 24 Cases With a Potential Diagnostic Pitfall. Am J Dermatopathol. 2021 Dec 1;43(12):903-907.
Olsen EA, Whittaker S, Willemze R, Pinter-Brown L, Foss FM, Geskin LJ, Schwartz LH, Horwitz SM, Guitart J, Zic J, Kim YH, Wood GS, Duvic M, Ai WZ, Girardi M, Gru A, Guenova E, Hodak E, Hoppe RT, Kempf W, Kim EJ, Lechowicz MJ, Ortiz-Romero PL, Papadavid E, Quaglino P, Pittelkow MR, Prince HM, Sanches JA, Sugaya M, Vermeer MH, Zain J, Knobler R, Stadler R, Bagot M, Scarisbrick JJ. Primary Cutaneous Lymphoma: Recommendations for Clinical Trial Design and Staging Update from the ISCL, USCLC, and EORTC. Blood. 2021 Nov 10/blood.2021012057.
Lee J, Jiang H, Gru AA. Primary cutaneous anaplastic large-cell lymphoma with aberrant cytokeratin expression: An unusual mimicker of poorly differentiated carcinomas. J Cutan Pathol. 2022 Mar;49(3):306-309.
García-Díaz N, Casar B, Alonso-Alonso R, Quevedo L, Rodríguez M, Ruso-Julve F, Esteve-Codina A, Gut M, Gru AA, González-Vela MC, Gut I, Rodriguez-Peralto JL, Varela I, Ortiz-Romero PL, Piris MA, Vaqué JP. PLCγ1/PKCθ Downstream Signaling Controls Cutaneous T-Cell Lymphoma Development and Progression. J Invest Dermatol. 2022 May;142(5):1391-1400.e15.
Yi LG, Rusu CA, Cropley TG, Marchi E, Gru AA, Greer KE, Raghavan SS. Clonal cutaneous and neurosyphilis: A pitfall in pseudolymphoma diagnosis. J Cutan Pathol. 2022 Mar;49(3):288-292.
Plaza JA, Chung C, Salim S, Gru A, Sangueza M. Sebaceous Carcinomas: A Clinicopathological Comparison of Ocular and Extraocular Variants. Am J Dermatopathol. 2021 Nov 1;43(11):763-772.
Raghavan SS, Wang JY, Gru AA, Marqueling AL, Teng JMC, Brown RA, Novoa RA, Kim Y, Zehnder J, Zhang BM, Rieger KE. Next-generation sequencing confirms T-cell clonality in a subset of pediatric pityriasis lichenoides. J Cutan Pathol. 2022 Mar;49(3):252-260.
DiVincenzo MJ, Barricklow Z, Schwarz E, Moufawad M, Howard JH, Yu L, Chung C, Gru AA, Carson WE 3rd. Loss of miR-1469 expression mediates melanoma cell migration and invasion. PLoS One. 2021 Sep 1;16(9):e0256629.
Volaric AK, Singh K, Gru AA. Rare EBV-associated neoplasms of the gastrointestinal tract. Sem Diagn Pathol.2021. April. DOI: 10.1053/j.semdp.2021.04.004.
Lee K, Evans MG, Yang L, Ng S, Snowden C, Khodadoust M, Brown RA, Trum NA, Querfeld C, Doan LT, Song J, Zhang H, Gru AA, Wood GS, Wada DA, Shanmugam V, Haun PL, Aster JC, Duncan LM, Guitart J, Weinstock DM, Nardi V, Choi J. Primary cytotoxic T-cell lymphomas harbor recurrent targetable alterations in the JAK-STAT pathway. Blood. 2021 Dec 9;138(23):2435-2440.
Ravicz JR, Hernandez-Perez M, Gru AA. Multiple Erythematous Papules on the Toes: Challenge. Am J Dermatopathol. 2021 Aug 1;43(8):e93-e94.
Gru AA, Bacchi CE, Pulitzer M, Bhagat G, Kempf W, Robson A, Plaza JA, Pincus L, Raghavan S, Xu M, Vencato da Silva T, Salavaggione AL, Subtil A, Battistella M. Secondary skin involvement in classicHodgkin lymphoma:Results of an international collaborative cutaneous lymphoma working group study of 25 patients. J Cutan Pathol. 2021 Nov;48(11):1367-1378.
