1. Delsol G, Falini B, Müller-Hermelink HK, Campo E, Jaffe ES, Gascoyne RD, Stein H, Kinney MC (2008) Anaplastic large cell lymphoma (ALCL), ALK-positive. In: Swerdlow SH, Campo E, Harris NL, Jaffe ES, Pileri SA, Stein H, Thiele J, Vardiman JW (Hrsg) WHO classification of tumours of Haematopoetic and lymphoid tissues. IARC, Lyon, S 312–316
2. Feller AC, Diebold J (2004) Histopathology of nodal and extranodal non-Hodgkin’s lymphomas. Springer, Berlin Heidelberg, S 175
3. Leong MY, English M, McMullan D, Ramani P (2008) Aberrant expression of beta-HCG in anaplastic large cell lymphoma. Pediatr Dev Pathol 11:230–234
4. Savage KJ, Harris NL, Vose JM, Ullrich F, Jaffe ES, Connors JM, Rimsza L, Pileri SA, Chhanabhai M, Gascoyne R, Armitage JO, Weisenburger DD (2008) ALK− anaplastic large-cell lymphoma is clinically and immunophenotypically different from both ALK+ ALCL and peripheral T‑cell lymphoma, not otherwise specified: report from the International Peripheral T‑Cell Lymphoma Project. Blood 111:5496–5504
5. Zhang Q, Ming J, Zhang S, Li B, Han X, Qiu X (2013) Cytokeratin positivity in anaplastic large cell lymphoma: a potential diagnostic pitfall in misdiagnosis of metastatic carcinoma. Int J Clin Exp Pathol 6:798–801