PWB is an abbreviation for 'partial weight bearing'.

using crutches
Weight bearing on crutches can vary from 'toe-tip' to full weight bearing.

 

Percentage of body weight

With partial-weight-bearing, some of the body's weight is allowed to be taken. This is usually a percentage of the body weight, such as 30%.

Synonyms: 
Partial weight bearing
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Dr Sheila Strover (Editor)
BSc (Hons), MB BCh, MBA

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