2. Brain Development: Brain/Skull development

Question 1

MRI

Pituitary

Answer 1

Both Anterior and Posterior Pituitary = Bright T1WI at birth

anterior only T1 bright at 2 months

Question 2

Brain iron

Answer 2

Increases with age (Globus pallidus darkens up)

Question 3

Bone Marrow Signal:

Answer 3

Calvarial Bone Marrow will be active (T1 hypointense) in young kids
and fatty (T1 hyperintense) in older kid

Question 4

Sinus Development

Answer 4

The sinuses form in the following order:

1. Maxillary
2. Ethmoid
3. Sphenoid
4. Frontal

Finished around 15 years