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. Unstable angina is either new chest pain or a change in your usual pattern of chest pain or discomfort â such as chest pain that is getting worse, lasting longer, or not being relieved with rest or use of medications. Unstable angina is dangerous and a warning sign of a heart attack.