Acute cases of sialadenitis generally take about 1 week to cure if treated. At times low-grade sialadenitis can turn chronic (long-lasting). This may last for weeks to months and worsen occasionally.
Acute laryngitis starts all of a sudden and lasts no more than 2 weeks. Most cases with chronic symptoms improve with appropriate treatment.read more
In dementia, the rate of decline in mental functions (memory, thinking, behaviour) can vary – some people may stay the same for years whereas others may have rapid decline of mental functions.read more