Surgery In children below age of 8 years, high Level of cranio-facial disjunction of Lefort III classification is rarely seen because: A Children in that age group really get affected by such traumatic incidence B Facial skeleton is covered with thick soft tissue C There is lack of poorly developed ethmoidal & sphenoidal sin us D The line of demarcation between medullary & cortical bone is less evident 💡 Explanation In children below age of 8 years, high Level of cranio-facial disjunction of Lefort III classification is rarely seen because: ✓ Correct Answer: C. There is lack of poorly developed ethmoidal & sphenoidal sin us