Which of the following type of PRR requires local anesthesia and liner?
Correct Answer: Type C
Description: TYPES OF PRR
Based on the extent and depth of the carious lesions:
a) Type A - Suspicious pits and fissures where caries removal is limited to enamel.
b) Type B - Incipient lesion in dentin that is small and confined.
c) Type C - Characterized by the need for greater expIoratory preparation in dentin.
Key concept
Type C
Greater exploratory preparation of dentin.
Requires LA.
Requires placement of a liner like calcium hydroxide or GIC over the exposed dentin.
Category:
Dental
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