In the other forms of parkinsonism, either the cause is known or suspected, or the disorder occurs as a secondary effect of another primary neurological disorder that may have both primary and secondary symptoms of Parkinson's disease.
1 Cooked, cut-up chicken is at its best refrigerated for no longer than 2 days â whole cooked chicken, an additional day.  If leftovers are to be reheated, cover to retain moisture and to ensure that chicken is heated all the way through. Bring gravies to a rolling boil before serving.
Leftover cooked chicken, fried chicken and restaurant or convenience store chicken keeps in a freezer for about four months. Use frozen chicken broth or gravy within two to three months, and eat frozen chicken casserole or soup within four to six months. Chicken will be safe to eat indefinitely, as long as your freezer stays below 0 degrees F. However, it may lose quality with time.