Dental A distal shoe type of space maintainer is indicated in A Loss of primary anterior tooth B If the primary 2nd molar is lost before the eruption of permanent 1st molar C If the primary 2nd molar is lost after the eruption of permanent 1st molar D Loss of primary 1st molar 💡 Explanation A distal shoe type of space maintainer is indicated in ✓ Correct Answer: B. If the primary 2nd molar is lost before the eruption of permanent 1st molar