Shoulder Pain Treatment





Tuesday, June 19, 2007

Frozen Shoulder - New Scientific Evidence

The science behind frozen shoulder has always been somewhat mysterious.

Frozen shoulder experts often disagree on whether the problem is truly due to inflammation or not - some say that an auto immune reaction happens in the gristle around the shoulder.

Fibroblasts are cells that control wound healing and tissue repair. Some previous research has blamed overactive fibroblasts in the trigger of frozen shoulder.

A new study has looked at this in more detail. The aim of the study was to take fluid from the shoulder joint of patients with frozen shoulder and to see if this fluid affected fibroblast cells in a laboratory test tube. They also took fluid from patients without frozen shoulder for comparison.

The fluid from frozen shoulders caused a marked increase in the test tube fibroblast activity.

These findings demonstrate that fluid from shoulders with frozen shoulder contains chemicals or growth factors that influence fibroblast activity - and this may well be the basic trigger for the frozen shoulder process.

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