## **Core Concept**
Post-ERCP pancreatitis (PEP) is a well-recognized complication of endoscopic retrograde cholangiopancreatography (ERCP). The risk factors for PEP are multifactorial and can be related to patient characteristics, procedural factors, and technical difficulties.

## **Why the Correct Answer is Right**
The correct answer, which is not specified here, generally relates to a factor that does not significantly contribute to the risk of developing PEP. Commonly recognized risk factors for PEP include **sphincter of Oddi dysfunction**, **young age**, **female sex**, **history of recurrent pancreatitis**, **difficulty during the procedure**, and **pancreatic sphincterotomy**.

## **Why Each Wrong Option is Incorrect**
- **Option A:** If a specific patient-related or procedural factor (e.g., sphincter of Oddi dysfunction) is listed as a risk factor for PEP, it would be incorrect to say it's not a risk factor because there is evidence supporting its association with an increased risk of PEP.
- **Option B:** Similarly, if another factor (e.g., difficult cannulation) is a known risk factor, stating it's not would be incorrect due to its documented link with PEP.
- **Option C:** This would follow the same logic as A and B; if it's a recognized risk factor, then it's incorrect to exclude it.

## **Clinical Pearl / High-Yield Fact**
A key clinical pearl is that **sphincter of Oddi dysfunction** is a significant risk factor for PEP. Patients with this condition have a higher risk of developing pancreatitis after ERCP, and this is an important consideration in the decision-making process for performing ERCP.

## **Correct Answer: D. Age > 60 years.**
Age > 60 years is generally considered to be protective or neutral rather than a risk factor for post-ERCP pancreatitis, with younger age being more commonly associated with an increased risk.