The evaluation maneuver entails the affected person abducting and externally rotating each arms to 90 levels, then opening and shutting the fingers slowly for 3 minutes. The check goals to impress signs within the higher extremity by compressing the neurovascular constructions within the thoracic outlet. A optimistic discovering is indicated by ischemic ache, heaviness, numbness, or tingling within the affected arm, or copy of the affected person’s signs.
This diagnostic process is important within the analysis of suspected thoracic outlet syndrome, a situation affecting the house between the collarbone and the primary rib. By stressing the neurovascular bundle, it could actually assist to establish compression and related symptom manifestation. Its worth lies in its relative simplicity and non-invasiveness as a preliminary screening device. The check has been utilized as a part of a complete evaluation protocol since its description in scientific apply.
