Germinal matrix hemorrhage: Grading
•Grade 1
–Isolated subependymal hemorrhage (SEH)
•Grade 2
–SEH with intraventricular hemorrhage (IVH) but 
no ventricular enlargement
•Grade 3
–SHE + IVH + enlarged ventricles
•Grade 4
–SHE + IVH + extension of hemorrhage into brain tissue
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