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2C. Neither peripheral neuropathy (n = 2) nor sclerotic bone lesions (n = 1) appeared to have an impact on OS for patients with unicentric CD. In our original analyses, organomegaly was considered insufficient to classify a patient as having multicentric CD; however, these four patients with putative unicentric CD with organomegaly http://www.selleck.cn/products/gsk-j4-hcl.html had a relative risk of death of 11.8 (95% confidence interval 2.3�C54) when compared with their unicentric counterparts without organomegaly such that all analyses were rerun using the definition that organomegaly was sufficient to diagnosis multicentric disease. These are the results that are shown. For the 60 patients with multicentric CD, age, sclerotic bone lesions, abnormal platelet count, and low serum albumin were all risk factors. Sclerotic bone lesions appeared to be protective with a risk ratio of death of 0.3 (95%CI 0.1�C0.8). The question arose whether our multicentric http://www.selleckchem.com/products/byl719.html CD population was over represented with patients with the osteosclerotic myeloma variant of POEMS syndrome, so the univariate analyses were repeated excluding the 10 patents with osteosclerotic lesions identified. The results were comparable with a couple of exceptions. For the 50 multicentric CD patients without sclerotic bone lesions, the presence of POEMS syndrome (nonosteosclerotic variant) was associated with a significant risk for death (Fig. 2D)��relative risk of 2.5 (95%CI 1.0�C5.6) P = 0.05. Peripheral neuropathy was also of borderline risk on univariate, and low albumin was no longer significant. The interactions between POEMS syndrome, peripheral neuropathy and sclerotic bone lesions are shown in Fig. 2D. The 5-year OS for 10 patients with osteosclerotic variant of POEMS syndrome was 90%, for the nine patients with POEMS syndrome without osteosclerotic lesions was 27%, and for the 41 patients http://www.selleckchem.com/products/BEZ235.html without POEMS who either had (n = 8) or did not (n = 33) have peripheral neuropathy was 51% and 65%, respectively. These outcomes prompted us to consider a four-group classification system for describing out patients (Table I). On multivariable analysis, this system retained significance (P