Approach to sellar mass and pituitary stalk lesions

Approach to sellar mass and pituitary stalk lesions

Majid Valizadeh

Research institute for endocrine sciences

Outline:

• Sellar and parasellar mass
  • •  different pathology
    •  Presentation
    • Approach to Sellar mass
• Stalk lesions
  • •  different pathology
    •  Presentation
    • Approach to Stalk lesions
• Take home message

Introduction:

13031.  pituitary gland, (hypophysis ) is an endocrine gland about size of a pea and weighing 0.5 grams in humans.
       • Anterior
       • Intermediate
       • Posterior

Importance:

13031.  prevalence of pituitary adenomas per 100,000 was fourfold higher than previous estimates :
       • ●All adenomas – 77.6
       • ●Lactotroph adenomas – 44.4
       • ●Nonfunctioning adenomas – 22.2
       • ●Somatotroph adenomas – 8.6
       • ●Corticotroph adenomas – 1.2