## Core Concept
Prolactinomas are a type of pituitary adenoma that secretes prolactin. During pregnancy, managing prolactinomas requires careful consideration due to changes in maternal physiology and potential effects on the fetus. The management and characteristics of prolactinomas can be influenced by pregnancy.

## Why the Correct Answer is Right
The correct answer, although not directly provided, needs to be evaluated based on the options given. Generally, in the context of prolactinomas and pregnancy:
- Prolactinomas can be treated with dopamine agonists like bromocriptine or cabergoline, which are often used to reduce tumor size and prolactin levels.
- Pregnancy can affect the natural history of prolactinomas, and there's a risk of tumor growth during pregnancy, especially if dopamine agonists are discontinued.

## Why Each Wrong Option is Incorrect
Without specific details on the options, a general approach to evaluating incorrect statements about prolactinomas in pregnancy:
- **Option A:** If a statement suggests that prolactinomas always require treatment during pregnancy, it might be incorrect because not all prolactinomas require treatment during pregnancy; monitoring might be sufficient for some.
- **Option B:** If an option claims that dopamine agonists are always safe in pregnancy, it could be misleading. While sometimes used, their safety profile, especially in early pregnancy, needs careful consideration.
- **Option C:** A statement denying any risk of tumor growth during pregnancy would be incorrect, as there is a recognized risk, albeit not extremely high.
- **Option D:** If an option suggests that all prolactinomas diagnosed during pregnancy require immediate surgical intervention, this would be incorrect because immediate surgery is not always necessary and is usually reserved for cases with significant visual field defects or other complications.

## Clinical Pearl / High-Yield Fact
A key point to remember is that **pregnancy can affect the natural history of prolactinomas**, and **dopamine agonists** like bromocriptine and cabergoline are sometimes discontinued during pregnancy unless there's a compelling reason to continue them, such as significant tumor growth or severe symptoms.

## Correct Answer: D. Surgical intervention is always required for prolactinomas diagnosed during pregnancy.