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Published on: March 23, 2022
Diagnosis and management of Castleman disease
Jacob D Soumerai1, Aliyah R Sohani, Jeremy S Abramson
1Center for Lymphoma, Massachusetts General Hospital Cancer Center, Boston, MA 02114, USA. jabramson@mgh.harvard.edu.
Insights
Castleman disease, a rare lymphoproliferative disorder, presents as localized UCD or systemic MCD. While UCD is treated with surgery, MCD requires evolving systemic therapies like rituximab and targeted agents, with ongoing research needed.
Area of Science:
- Hematology
- Oncology
- Immunology
Background:
- Castleman disease is a rare lymphoproliferative disorder with two main forms: unicentric (UCD) and multicentric (MCD).
- UCD is localized with a good prognosis, whereas MCD is systemic, often linked to HIV and human herpesvirus 8, carrying significant morbidity and mortality.
- The management of MCD is complex and evolving, particularly in the context of associated infections and malignancies.
Purpose of the Study:
- To review the literature on Castleman disease, focusing on clinical presentation, pathological diagnosis, and management strategies.
- To discuss the distinct characteristics and treatment approaches for unicentric Castleman disease (UCD) and multicentric Castleman disease (MCD).
- To highlight current and emerging therapies for MCD, including targeted agents and supportive care for associated conditions.
Main Methods:
- A comprehensive review of existing medical literature concerning UCD and MCD.
- Analysis of clinical presentations and pathological diagnostic criteria for Castleman disease.
- Examination of associated disorders, including malignancies and autoimmune complications.
Main Results:
- Surgical resection is the standard treatment for UCD.
- Systemic therapies, including rituximab, chemotherapy, and antiviral strategies, are essential for MCD management.
- Novel therapies targeting interleukin-6 show promise for future MCD treatment, alongside careful management of co-existing conditions.
Conclusions:
- Unicentric Castleman disease (UCD) and multicentric Castleman disease (MCD) are distinct clinicopathologic entities.
- UCD is generally managed effectively with local therapy, but MCD presents ongoing therapeutic challenges.
- Recent advancements like rituximab and siltuximab have improved outcomes for MCD, yet further research into its management is crucial.
Background:
Castleman disease is an uncommon lymphoproliferative disorder characterized as either unicentric or multicentric. Unicentric Castleman disease (UCD) is localized and carries an excellent prognosis, whereas multicentric Castleman disease (MCD) is a systemic disease occurring most commonly in the setting of HIV infection and is associated with human herpesvirus 8. MCD has been associated with considerable morbidity and mortality, and the therapeutic landscape for its management continues to evolve.
Methods:
The available medical literature on UCD and MCD was reviewed. The clinical presentation and pathological diagnosis of Castleman disease was reviewed, along with associated disorders such as certain malignancies and autoimmune complications.
Results:
Surgical resection remains the standard therapy for UCD, while systemic therapies are required for the management of MCD. Rituximab monotherapy is the mainstay of therapy; however, novel therapies targeting interleukin 6 may represent a treatment option in the near future. Antiviral strategies as well as single-agent and combination chemotherapy with glucocorticoids are established systemic therapies. The management of Castleman disease also requires careful attention to potential concomitant infections, malignancies, and associated syndromes.
Conclusions:
UCD and MCD constitute uncommon but well-defined clinicopathologic entities. Although UCD is typically well controlled with local therapy, MCD continues to pose formidable challenges in management. We address historical chemotherapy-based approaches to this disease as well as recently developed targeted therapies, including rituximab and siltuximab, that have improved the outcome for newly diagnosed patients. Ongoing research into the management of MCD is needed.
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