Pituitary Tumours Flashcards Preview

Endocrine > Pituitary Tumours > Flashcards

Flashcards in Pituitary Tumours Deck (6)
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1
Q

Define non-functioning pituitary tumours?

A

Benign tumours of the pituitary gland formed from pituitary cells that don’t produce any active pituitary hormones

2
Q

What is the aetiology of non-functioning pituitary tumours?

A

No specific cause

Can occur as a part of MEN 1 syndrome

3
Q

What is the epidemiology of non-functioning pituitary tumours?

A

Most common type of macroadenoma (> 1cm)

Most common type of pituitary tumour in patients > 60 yrs

4
Q

What are the presenting symptoms and signs of non-functioning pituitary tumours?

A

Symptoms develop very slowly because there are no hormonal derangements
Headaches
Stuff caused by pressure on surrounding structures

5
Q

What are some symptoms and signs caused by pressure on surrounding structures?

A

Optic Chiasm - bitemporal hemianopia

Normal pituitary gland - panhypopituitarism (Symptoms develop depending on which hormone is affected)

6
Q

What investigations would you do for non-functioning pituitary tumours?

A

MRI
CT
Bloods -Check hormone levels
Visual Fields testing