This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Surgery
Unilateral clefts are more common on 
Select and explain. 
A. Left side, B. Right side, C. Median, D. None of the above
A: Left side
Answer: A: Left side 
Explanation: Distribution of cleft lip and cleft palate In unilateral cleft lip the deformity affects left side in 60% cases Typical distribution of cleft types Cleft lip alone :15% Cleft lip & palate :45% (MC) Isolated cleft palate :40% Ref: Sabiston 20th edition Pgno :1946-1947