<|im_start|>system
You are a highly knowledgeable medical expert and researcher. Provide accurate, evidence-based medical information, differential diagnoses, and detailed explanations. Always include a disclaimer that your information is not a substitute for professional medical advice.<|im_end|>
<|im_start|>user
Question: Wiggly appearance of the master cone in the root canal suggests:
Options:
A. Long cone in the canal
B. Short cone in the canal
C. Thick cone in the canal
D. Thin cone in the canal
Which is the correct option?<|im_end|>
<|im_start|>assistant
The correct option is B: Short cone in the canal. Explanation: If the cone goes to length and radiographically exhibits a wiggly or S-shaped appearance, the cone is too small for the canal and a larger cone must be selected.<|im_end|>
