## **Core Concept**
Secondary amenorrhea refers to the cessation of menstrual cycles in a woman who had previously menstruated. Pregnancy is a critical condition to consider in such cases. Adolescent pregnancy is associated with various risks and complications.

## **Why the Correct Answer is Right**
Young mothers, particularly those under 15 years old, are at a higher risk for several pregnancy-related complications. One significant risk is **preeclampsia**. Preeclampsia is a pregnancy complication characterized by high blood pressure and signs of damage to another organ system, most often the liver and kidneys. Adolescent mothers are also at increased risk for other complications such as preterm labor, anemia, and pregnancy-induced hypertension. However, among the provided options, preeclampsia stands out as a well-recognized risk.

## **Why Each Wrong Option is Incorrect**
- **Option A:** Without the specific details of option A, it's challenging to provide a direct explanation. However, if we consider common complications associated with pregnancy in young mothers, any option not directly linked to known increased risks in adolescent pregnancy would be incorrect.
- **Option B:** Similarly, without specifics, if option B does not align with documented increased risks in adolescent pregnancy, it would be considered incorrect.
- **Option C:** This option is vague without content but would be incorrect if it does not represent a known complication associated with adolescent pregnancy.

## **Clinical Pearl / High-Yield Fact**
A crucial point to remember is that adolescent mothers are at an increased risk for **preeclampsia** among other complications. This condition can lead to severe consequences if not properly managed, including seizures (eclampsia), stroke, and even death. Early prenatal care and close monitoring are essential for adolescent mothers.

## **Correct Answer:** D. Preeclampsia.