Capsulolabral insertion classification

Last revised by Dr Henry Knipe on 11 May 2020

Capsulolabral insertion classification reflects the variation in the relationship between the glenoid labrum and the anterior shoulder joint capsule.


  • type 1: capsule inserts into the labrum proper
  • type 2: capsule inserts into the base of the labrum, or within 1 cm of the base
  • type 3: capsule inserts into the scapular neck, 1 cm medial to the labral base

Differential diagnosis

Its importance for radiologists is to not confuse this normal variation with anterior labral injuries:

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