If the sch knows that my son is taking sick leave (normally parents will notify the sch), then I don't expect the teacher to call back. We parents just have 1-2 kids to look after but the teachers have a lot of kids to take care of.
But of cos if my son "disappears" for a few days w/o notification, then I think it is better for the teacher to give a call to find out the reason.
my son is silk today, I call his teacher this afternoon tell her my son has fever...then after class at around 4:40pm she call me again ask me how is my son .... she is so caring