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[IgG lambda-type multiple myeloma associated with myelofibrosis accompanied by thrombocytosis]
M Takada1, M Umeda, K Shikoshi
1First Department of Internal Medicine, Toho University School of Medicine, Tokyo.
[Rinsho Ketsueki] the Japanese Journal of Clinical Hematology
|September 1, 1991
Summary
This case study highlights a 72-year-old male with multiple myeloma presenting with back pain and bleeding. Treatment with VCAP and interferon-alpha effectively reduced M-protein and tumor size.
Area of Science:
- Hematology
- Oncology
- Medical Imaging
Background:
- Multiple myeloma is a plasma cell malignancy characterized by end-organ damage.
- Early diagnosis and treatment are crucial for managing patient outcomes.
Observation:
- A 72-year-old male presented with back pain, hepatosplenomegaly, and bleeding.
- Peripheral blood revealed leukoerythroblastosis and elevated platelet-derived growth factor.
- Skeletal X-rays showed multiple lytic bone lesions and a cervical vertebral fracture.
Findings:
- Serum immunoelectrophoresis identified IgG lambda-type M-protein, indicative of myeloma.
- Biopsy of a cervical lesion confirmed plasmacytoma.
- Elevated serum IgG and vitamin B12 levels were noted.
Implications:
- The case demonstrates the successful management of multiple myeloma with VCAP chemotherapy and interferon-alpha.
- This therapeutic approach led to a decrease in M-protein levels and tumor burden.
- The findings underscore the importance of integrated diagnostic and therapeutic strategies in managing complex myeloma cases.