Disability/Mental Retardation (2000) and is intended to clarify and improve special. education identification, as well as placement policies and practices for professionals. serving children with intellectual disability (ID) or children suspected of having an. intellectual disability in Connecticut schools.
Unstable diabetes: A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from low to high. Also called brittle diabetes or labile diabetes..
Unstable angina is a signal that your arteries are becoming very narrow and that you could experience a heart attack. If left untreated, your unstable angina can lead to heart attack, heart failure, or arrhythmias (irregular heart rhythm). These can be life-threatening conditions.