 [ Symptoms ] if 92 year old gets monthly dementia for a few days to a week then total exhaustion for a day then coherent why  each month fro almost a year 92 year old female gets dementiasee is people from her past prays sees random children and strangers animals for about a week then has a day of total exhaustion barely enough energy to eat sleeps most of the day after that she is back to clear mindedness she is insulin dependent in wheel chair on low dose of morphine for back pain chronic constipation just would like to understand what type of dementia this is [ Disease ] generally blood work is covered by medicare when it is recommended by your doctor but details depend on the specific type of service you need you can check for the details at medicare gov here is the link to the page where you can find the test or service you need <link>