Blistering can also be a symptom of certain infections: 1  Impetigo is a bacterial infection of the skin that can occur in both children and adults, and sometimes shows up after a viral infection. 2  Blisters are a symptom of impetigo. 3  Chickenpox is an infection caused by a virus.
Family trees are a genealogical tool which records information from searches into family history. It is intended to give an overview of any given family either as far back as they can be researched or the family name originates. It shows which people belong to the family by adding them on to different 'branches'.
Medical history: Compiling your medical family tree. Your family medical history provides insight into the conditions that are common in your family. Use this history to give you clues about your risk of disease.Your family medical history, sometimes called a medical family tree, is a record of illnesses and medical conditions affecting your family members. family medical history can reveal the history of disease in your family and allow you to identify patterns that might be relevant to your own health. Your doctor might use your family medical history to: 1  Assess your risk of certain diseases.