1. Department of Clinical Immunology; Hôpital Saint-Louis; Assistance Publique Hôpitaux de Paris (APHP); Paris France
2. EA3518; Université Paris Diderot Paris 7; Paris France
3. National Reference Centre for Castleman Disease (CRMdC); Paris France
4. Perelman School of Medicine; University of Pennsylvania; Philadelphia PA USA
5. Inserm U1126; Centre Hayem, Hôpital Saint-Louis; Paris France
6. Université Paris Diderot Paris 7; Paris France
7. Department of Nuclear Medicine; Hôpital Saint-Louis; Assistance Publique Hôpitaux de Paris (APHP); Paris France
8. Department of Pathology; Hôpital Saint-Louis; Assistance Publique Hôpitaux de Paris (APHP); Paris France