fifth-day fits
English
Alternative forms
- fifth day fits, 5th-day fits, 5th day fits
Etymology
Most cases of the syndrome have had their onset on the fifth day of life.
Noun
fifth-day fits pl (plural only)
- (medicine) Benign idiopathic neonatal seizures, a rare form of seizures that manifests in newborns in the latter part of the first 7 days of life.