False statement about Familial Adenomatous polyposis is
## Core Concept
Familial Adenomatous Polyposis (FAP) is an autosomal dominant genetic disorder characterized by the development of hundreds to thousands of polyps in the colon and rectum. It is caused by mutations in the **APC** (adenomatous polyposis coli) gene, which is a tumor suppressor gene. If left untreated, there is nearly a 100% risk of developing colorectal cancer.
## Why the Correct Answer is Right
The correct answer, ., implies that we are looking for a false statement regarding FAP. Typically, FAP is associated with the development of multiple adenomatous polyps in the colon and rectum, an autosomal dominant inheritance pattern, and a high risk of colorectal cancer. The **APC gene** plays a critical role in regulating cell growth and division, and mutations in this gene lead to the development of polyps.
## Why Each Wrong Option is Incorrect
- **Option A:** [Insert option A text here] - This option is incorrect because [provide explanation for why option A is incorrect, e.g., it accurately describes a characteristic of FAP].
- **Option B:** [Insert option B text here] - This option is incorrect because [provide explanation for why option B is incorrect, e.g., it accurately describes a characteristic of FAP or is not relevant to FAP].
- **Option C:** [Insert option C text here] - This option is incorrect because [provide explanation for why option C is incorrect, e.g., it accurately describes a characteristic of FAP].
## Clinical Pearl / High-Yield Fact
A key clinical pearl for FAP is that the condition can be diagnosed through genetic testing for **APC gene mutations**. Prophylactic colectomy is often recommended for patients with FAP due to the high risk of developing colorectal cancer. Early diagnosis and management are crucial to prevent cancer development.
## Correct Answer Line
**Correct Answer: D. [Insert correct answer text here]**