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Table 2 Bone strength scoring system

From: Limb salvage surgery with joint preservation for malignant humeral bone tumors: operative procedures and clinical application

Variable

 

Score

 

1

2

3

Pain

Mild

Moderate

Severe

site

Distal humerus

Diaphysis

Proximal humerus

Nature

Osteogenic

Mixed

Osteolytic

Length

< 1/3

≥1/3,≤2/3

> 2/3

Transverse diameter

< 1/3

≥1/3,≤2/3

> 2/3