Treatment of choice of umbilical adenoma in a new born is –
**Core Concept**
Umbilical adenoma, also known as a mesenchymal hamartoma, is a rare benign tumor that arises from the umbilical cord. The treatment of choice for this condition in a newborn involves surgical excision to prevent complications and ensure the tumor does not cause obstruction or infection.
**Why the Correct Answer is Right**
The treatment of choice for umbilical adenoma is surgical excision, typically performed by a pediatric surgeon. This involves removing the tumor in its entirety to prevent recurrence and minimize the risk of complications. In some cases, a histopathological examination of the excised tumor may be necessary to confirm the diagnosis and rule out malignancy.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because umbilical adenoma is a benign tumor, and radiation therapy is not a suitable treatment option for this condition.
**Option B:** This option is incorrect because chemotherapy is not typically used to treat umbilical adenoma, as it is a benign tumor.
**Option C:** This option is incorrect because observation alone is not a suitable treatment option for umbilical adenoma, as it can cause complications such as obstruction or infection.
**Clinical Pearl / High-Yield Fact**
Umbilical adenoma is a rare benign tumor that requires prompt surgical excision to prevent complications and ensure proper diagnosis.
**Correct Answer: D. Surgical excision.**