Extensive meningeal involvement as the primary manifestation of a systemic small lymphocytic lymphoma: favourable outcome after neuraxial irradiation without chemotherapy.

Soucek D, Ransmayr G, Twerdy K, Zwierzina H, Greil R, Fritsch E, Maier H, Pallua A, Gerstenbrand F.

http://www.ncbi.nlm.nih.gov/pubmed/8518186