Inferior Sulcus Test
Original Editor - Tyler Shultz
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Purpose
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The Sulcus Test is used to assess the glenohumeral joint for inferior instability, due to laxity of the superior glenohumeral ligament and coracohumeral ligament.[1]
Technique
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The test is considered positive when a sulcus sign is seen when the examiner applies a downward force applied at the elbow while the arm in neutral rotation and resting at the patient's side. A sulcus is defined as a depression greater than a fingerbreadth between the lateral acromion and the head of the humerus.[2]
Evidence[edit | edit source]
Provide the evidence for this technique here
Recent Related Research (from Pubmed)[edit | edit source]
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References[edit | edit source]
- ↑ Tzannes, A., Murrell, G. (2002). Clinical examination of the unstable shoulder. Journal of Sports Medicine. 32(7):447-57.
- ↑ Dutton, M. (2008). Orthopaedic: Examination, evaluation, and intervention (2nd ed.). New York: The McGraw-Hill Companies, Inc.
- ↑ Physiotutors. Sulcus Sign ⎟ Shoulder Instability. Available from: https://www.youtube.com/watch?v=vV7u2JtdYWI
