Which of the following is a potential complication of bulimia nervosa?

Swollen parotid glands are indeed a potential complication of bulimia nervosa, primarily due to the repeated cycles of binging and purging that characterize the disorder. When individuals with bulimia nervosa engage in frequent vomiting as a purging method, the stimulation of the salivary glands increases, leading to their enlargement. This condition is often referred to as sialadenosis, which specifically affects the parotid glands, causing them to swell noticeably.

In the context of bulimia nervosa, the swelling can be a significant physical sign of the disorder, and healthcare providers may observe this change during medical evaluations. It is important to recognize that this physical manifestation not only has implications for health but also can contribute to the psychological burden of the disorder, potentially influencing the individual's self-image and behaviors related to eating.

The other options presented, while related to various medical conditions, are not specific complications of bulimia nervosa in the same direct way as swollen parotid glands. Cardiomyopathy can arise from prolonged malnutrition and electrolyte imbalances but is more commonly associated with anorexia nervosa. Diabetes mellitus is not directly linked to bulimia nervosa, and acid reflux, although it can occur, is more of a symptom rather than