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Table 2 Distribution of the study population according to the primary tumor site

From: Solitary plasmacytoma: population-based analysis of survival trends and effect of various treatment modalities in the USA

Site

Number (n)

Percentage (%)

Bone (SBP)

977

57.78%

 Axial skeleton (c41)

831

49.14%

 Appendicular skeleton (c40)

146

8.63%

Extramedullary plasmacytoma(EMP)

540

31.93%

 Upper airway tract (Sino-nasal mouth and pharynx) (c00-14, c33-39)

211

12.48%

 Lower airway tract (c32-39)

54

3.19%

 Gastrointestinal Tract (c15- 26)

49

2.9%

 Soft tissue and connective tissue (c49)

77

4.55%

 Central nervous system (c69-72)

49

3.19%

 Lymph nodes (c27)

25

1.48%

 Skin (c44)

20

1.18%

 All other sites (c48,50,53,56,67,68,73,74)

55

3.25%

Plasmacytoma Unspecified (P-unspecified) [Hematopoietic and reticulo-endothelial (c42), unknown (c76,80)]

174

10.29%

Total

1691

100%