Topic: Huntington disease
Subject: Medicine
A 42-year-old white male is brought to your department by his wife because of the progressive loss of his mental abilities, irritability, and some irregular involuntary movements of his hands. She says that she can remember when they were newlyweds, her husbands father had a similar condition at the age of 45 and he died few years later because there was not much doctors could do for him back then. She wants to know if their children may eventually develop a similar condition in the future. None in her family has ever had this type of condition. Which of the following would be the most appropriate answer?

A. Only their male children are at risk

B. If one child develops the disease, siblings are not at risk

C. All their children will inherit the disease

D. Each child has 50% risk of inheriting the disease

Please do not use chat terms. Example: avoid using "grt" instead of "great".