The type of conflict in the passage is Character vs. self. This type of conflict occurs when a character struggles with their own thoughts, emotions, or decisions.
In the passage provided, Lexi is facing an internal conflict related to fear. Despite the doctor's reassurance and advice, she is unable to overcome her fear, which indicates a battle happening within herself. The fear she experiences is a result of her own thoughts and emotions, making it a Character vs. self conflict.
This type of conflict is common in literature and helps readers understand the internal struggles and complexities faced by a character. In this case, Lexi's internal conflict with fear adds depth to her character and drives the narrative forward by exploring her internal struggles and emotions.