Glenoid Fossa

• Glenoid Fossa:

  • Situated on lateral aspect of scapula and faces anterolaterally

  A) glenoid fossa

  
• Glenoid Fossa:

  • Articulates with head of humerus

  A) glenoid fossa

  B) head

  
• Glenoid Fossa:

  • Pear shaped and covered with hyaline cartilage

  A) glenoid fossa

  
• Glenoid Fossa:

  • Poor congruency of articular surfaces:
  • 1 : 4 size ratio (glenoid fossa: humeral head)

  A) glenoid fossa