GetTheDiagnosis.org

Welcome, guest.
Login or Sign up to edit.

Add an entry

Search:
 

Tools

Add a finding for this diagnosis

Add prevalence for this diagnosis

Switch to calculator mode to see positive predictive value

Switch to sensitivity and specificity

Sort findings by Tag

Sort findings by Differential Diagnosis

Jump To

Good Negative Likelihood Ratio

Poorly Diagnostic Findings

Findings With Unspecified Accuracy

Shoulder Impingement: Likelihood Ratios

Introduction: aka Subacromial impingement

[Edit Diagnosis] [Merge dx] [Add prevalence]

Tags: Musculoskeletal Tag this Diagnosis.

The likelihood ratios of findings for Shoulder Impingement are listed below. See the left navigation bar to change the display.

Good Negative Likelihood Ratio

Finding +LR-LR Comments, Study
Hawkins Test Edit 1.90.4

With examiner's hand on scapula to prevent elevation, hold arm parallel to ground with elbow flexed at 90 degrees and internally rotate (i.e. push forearm down).

NOTE: odds ratio CI crosses 1!

Study: Br J Sports Med. 2008 Feb;42(2):80-92. PMID: 17720798

Neer test Edit 1.70.4

(forward) extension of shoulder with radius down (fully pronated) and examiner's hand placed on shoulder to prevent scapula elevation

NOTE: odds ratio CI crosses 1!

Study: Br J Sports Med. 2008 Feb;42(2):80-92. PMID: 17720798

Poorly Diagnostic Findings

Finding +LR-LR Comments, Study
Yocum Test Edit Sensitivity = 78%

specificity not measured

Place hand on other shoulder, raise elbow without raising shoulder.

Study: Joint Bone Spine. 2008 Dec 5. PMID: 19059801

Findings With Unspecified Accuracy

Finding +LR-LR Comments, Study
Supraspinatus Test Edit No accuracy specified.

aka empty-can test.

Study: no study specified.

Painful Arc Test Edit No accuracy specified.

the two studies that were done completely disagreed (sens/spec = 30/80 in one and 97/10 in the other)

painful arc during lateral arm elevation

Study: Joint Bone Spine. 2008 Dec 5. PMID: 19059801