I think so.
Every situation can present differently and so it's a constant learning process with individual immune system and personalities of the hens and such.
There could be something more going on... like internal laying or egg yolk peritonitis or kindey/liver issue that is making her...
Has she ever been broody before? Usually they are frantic to get back in their nest.
Do you mean egg bound? Not likely if she is pooping. Broody's don't lay eggs. And they don't require eggs to go broody or stay that way. The hormones stop that and decreases intake and metabolism...