{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,18]],"date-time":"2026-07-18T04:03:58Z","timestamp":1784347438096,"version":"3.55.0"},"reference-count":20,"publisher":"Japanese Society of Internal Medicine","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Intern. Med."],"published-print":{"date-parts":[[2026]]},"DOI":"10.2169\/internalmedicine.7401-26","type":"journal-article","created":{"date-parts":[[2026,7,17]],"date-time":"2026-07-17T22:10:49Z","timestamp":1784326249000},"source":"Crossref","is-referenced-by-count":0,"title":["Ocular Follicular Lymphoma with Marginal Zone Differentiation: A Diagnostic Pitfall Mimicking MALT Lymphoma"],"prefix":"10.2169","author":[{"given":"Takashi","family":"Miyachi","sequence":"first","affiliation":[{"name":"Department of Hematology, Nephrology, and Rheumatology, Akita University Graduate School of Medicine, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akihiro","family":"Kitadate","sequence":"additional","affiliation":[{"name":"Department of Hematology, Nephrology, and Rheumatology, Akita University Graduate School of Medicine, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wataru","family":"Kuroki","sequence":"additional","affiliation":[{"name":"Department of Hematology, Nephrology, and Rheumatology, Akita University Graduate School of Medicine, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Takeshi","family":"Iwase","sequence":"additional","affiliation":[{"name":"Department of Ophthalmology, Akita University Graduate School of Medicine, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Katsuyoshi","family":"Takata","sequence":"additional","affiliation":[{"name":"Department of Pathology, Academic Assembly Faculty of Medicine, University of Toyama, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Naoto","family":"Takahashi","sequence":"additional","affiliation":[{"name":"Department of Hematology, Nephrology, and Rheumatology, Akita University Graduate School of Medicine, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"962","reference":[{"key":"1","doi-asserted-by":"publisher","unstructured":"1. Alaggio R, Amador C, Anagnostopoulos I, et al. The 5th edition of the World Health Organization Classification of Haematolymphoid Tumours: Lymphoid Neoplasms. Leukemia 36: 1720-1748, 2022.","DOI":"10.1038\/s41375-022-01620-2"},{"key":"2","doi-asserted-by":"crossref","unstructured":"2. Nathwani BN, Anderson JR, Armitage JO, et al. Clinical significance of follicular lymphoma with monocytoid B cells. Non-Hodgkin&apos;s Lymphoma Classification Project. Hum Pathol 30: 263-268, 1999.","DOI":"10.1016\/S0046-8177(99)90003-5"},{"key":"3","doi-asserted-by":"crossref","unstructured":"3. Keith TA, Cousar JB, Glick AD, Vogler LB, Collins RD. Plasmacytic differentiation in follicular center cell (FCC) lymphomas. Am J Clin Pathol 84: 283-290, 1985.","DOI":"10.1093\/ajcp\/84.3.283"},{"key":"4","doi-asserted-by":"crossref","unstructured":"4. Jourdan F, Molina TJ, Le Tourneau A, et al. Florid marginal zone differentiation in follicular lymphoma mimicking marginal zone lymphoma of MALT type in the lung. Histopathology 49: 426-429, 2006.","DOI":"10.1111\/j.1365-2559.2006.02462.x"},{"key":"5","doi-asserted-by":"crossref","unstructured":"5. Miura S, Hashimoto H, Sawada T, Ishida T, Usuki K, Morikawa T. CD10-Negative Primary Breast Follicular Lymphoma: A Rare Case of Primary Breast Lymphoma With an Atypical Immunophenotype Mimicking Marginal Zone Lymphoma. Int J Surg Pathol 29: 400-403, 2021.","DOI":"10.1177\/1066896920977690"},{"key":"6","doi-asserted-by":"crossref","unstructured":"6. Despott EJ, Tadrous PJ, Naresh KN, Savio A, Marshall M, Saunders BP. An unusual finding at screening colonoscopy: Polypoid follicular lymphoma with marginal zone differentiation. Endoscopy 43: E266-E267, 2011.","DOI":"10.1055\/s-0030-1256599"},{"key":"7","doi-asserted-by":"crossref","unstructured":"7. Yamada K, Maeshima AM, Taniguchi H, et al. Follicular lymphoma with marked monocytoid or plasmacytoid differentiation and tiny or indistinct follicles: A case study of four patients. Leuk Lymphoma 52: 804-813, 2011.","DOI":"10.3109\/10428194.2011.555570"},{"key":"8","unstructured":"8. Matsuda I, Shimizu Y, Okamoto T, Hirota S. Follicular lymphoma mimicking marginal zone lymphoma in lymph node: A case report. Int J Clin Exp Pathol 7: 7076-7081, 2014."},{"key":"9","doi-asserted-by":"publisher","unstructured":"9. Rosado MF, Byrne GE, Ding F, et al. Ocular adnexal lymphoma: A clinicopathologic study of a large cohort of patients with no evidence for an association with Chlamydia psittaci. Blood 107: 467-472, 2006.","DOI":"10.1182\/blood-2005-06-2332"},{"key":"10","doi-asserted-by":"crossref","unstructured":"10. Abd Al-Kader L, Sato Y, Takata K, et al. A case of conjunctival follicular lymphoma mimicking mucosa-associated lymphoid tissue lymphoma. J Clin Exp Hematop 53: 49-52, 2013.","DOI":"10.3960\/jslrt.53.49"},{"key":"11","doi-asserted-by":"crossref","unstructured":"11. Holm F, Mikkelsen LH, Kamper P, et al. Ocular adnexal lymphoma in Denmark: A nationwide study of 387 cases from 1980 to 2017. Br J Ophthalmol 105: 914-920, 2021.","DOI":"10.1136\/bjophthalmol-2019-315637"},{"key":"12","doi-asserted-by":"crossref","unstructured":"12. Baykara Y, Kurt H. Low-grade follicular lymphoma with extensive marginal zone differentiation and expression of MUM1 and CD30. Blood 141: 1363, 2023.","DOI":"10.1182\/blood.2022018806"},{"key":"13","doi-asserted-by":"crossref","unstructured":"13. Leich E, Hoster E, Wartenberg M, et al. Similar clinical features in follicular lymphomas with and without breaks in the BCL2 locus. Leukemia 30: 854-860, 2016.","DOI":"10.1038\/leu.2015.330"},{"key":"14","doi-asserted-by":"crossref","unstructured":"14. Yegappan S, Schnitzer B, Hsi ED. Follicular lymphoma with marginal zone differentiation: Microdissection demonstrates the t (14;18) in both the follicular and marginal zone components. Mod Pathol 14: 191-196, 2001.","DOI":"10.1038\/modpathol.3880284"},{"key":"15","doi-asserted-by":"crossref","unstructured":"15. Abou-Elella A, Shafer MT, Wan XY, et al. Lymphomas with follicular and monocytoid B-cell components: Evidence for a common clonal origin from follicle center cells. Am J Clin Pathol 114: 516-522, 2000.","DOI":"10.1309\/X559-FDJB-LJGD-YG7E"},{"key":"16","doi-asserted-by":"crossref","unstructured":"16. Robetorye RS, Bohling SD, Medeiros LJ, Elenitoba-Johnson KSJ. Follicular lymphoma with monocytoid B-cell proliferation: Molecular assessment of the clonal relationship between the follicular and monocytoid B-cell components. Lab Invest 80: 1593-1599, 2000.","DOI":"10.1038\/labinvest.3780169"},{"key":"17","doi-asserted-by":"publisher","unstructured":"17. Schmid U, Cogliatti SB, Diss TC, Isaacson PG. Monocytoid\/marginal zone B-cell differentiation in follicle centre cell lymphoma. Histopathology 29: 201-208, 1996.","DOI":"10.1111\/j.1365-2559.1996.tb01392.x"},{"key":"18","doi-asserted-by":"crossref","unstructured":"18. Goodlad JR, Batstone PJ, Hamilton D, Hollowood K. Follicular lymphoma with marginal zone differentiation: Cytogenetic findings in support of a high-risk variant of follicular lymphoma. Histopathology 42: 292-298, 2003.","DOI":"10.1046\/j.1365-2559.2003.01580.x"},{"key":"19","doi-asserted-by":"crossref","unstructured":"19. Torlakovic EE, Aamot H V, Heim S. A marginal zone phenotype in follicular lymphoma with t (14;18) is associated with secondary cytogenetic aberrations typical of marginal zone lymphoma. J Pathol 209: 258-264, 2006.","DOI":"10.1002\/path.1981"},{"key":"20","doi-asserted-by":"publisher","unstructured":"20. Aiello A, Du MQ, Diss TC, et al. Simultaneous phenotypically distinct but clonally identical mucosa associated lymphoid tissue and follicular lymphoma in a patient with Sjogren&apos;s syndrome. Blood 94: 2247-2251, 1999.","DOI":"10.1182\/blood.V94.7.2247.419k12_2247_2251"}],"container-title":["Internal Medicine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.jstage.jst.go.jp\/article\/internalmedicine\/advpub\/0\/advpub_7401-26\/_pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,7,18]],"date-time":"2026-07-18T03:25:44Z","timestamp":1784345144000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.jstage.jst.go.jp\/article\/internalmedicine\/advpub\/0\/advpub_7401-26\/_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026]]},"references-count":20,"URL":"https:\/\/doi.org\/10.2169\/internalmedicine.7401-26","relation":{},"ISSN":["0918-2918","1349-7235"],"issn-type":[{"value":"0918-2918","type":"print"},{"value":"1349-7235","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026]]},"article-number":"7401-26"}}