Tertiary (late) syphilis. About 15 to 30 percent of people infected with syphilis who don't get treatment will develop complications known as tertiary (late) syphilis. In the late stages, the disease may damage your brain, nerves, eyes, heart, blood vessels, liver, bones and joints.
Signs of dehydration in the elderly can be subtle. Confusion and disorientation. Elderly people can become confused for a variety of reasons; dehydration is one of them. It also comes with physical symptoms that include dizziness, difficulty walking, and disorientation.
A factor in elderly dehydration is the increased risk of contracting illnesses such as the common cold and influenza. These illnesses cause fluid loss that is not easily replenished. If possible, it is a good idea to take extra precautions during cold and flu season so your loved one does not get sick.