Fever of 38 ℃ or higher.
A while after picking up your baby, crying stops.
When changing diaper, feet/legs appear to hurt.
Has not pooped since 2~3 days earlier.
Appears well.
Butt is red.
Looks pale and is in a bad mood.
Touches ears. There is discharge from the ears.
Was crying, but suddenly stopped and appears exhausted.
The crotch area (scrotal area, groin) appears swollen.
Calms down after giving breastmilk or formula.