This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Which of the following is the most impoant determinant of prognosis in neonatal congenital diaphragmatic hernia (CDH)? 
Select and explain. 
A. Pulmonary Hypeension, B. Delay in surgery, C. Size of defect, D. Gestational age at diagnosis
A: Pulmonary Hypeension
Answer: A: Pulmonary Hypeension 
Explanation: Lung hypoplasia and pulmonary hypeension are the two most impoant prognostic factors in case of congenital diaphragmatic hernia. Ref: Textbook of neonatal medicine: a Chinese perspective By Victor Y. H. Yu, page 333; Nursing the Neonate By Maggie Meeks, Maggie Hallswoh, Helen Yeo page 147.