This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
All are true statements about Hernias EXCEPT 
Select and explain. 
A. Abdominal hernia needs no repair, B. Femoral hernia needs repair, C. Small hernia is more dangerous than large hernia, D. Painful strangulated hernia should be repaired even after being reduced after anaesthetics and analgesics
A: Abdominal hernia needs no repair
Answer: A: Abdominal hernia needs no repair 
Explanation: (A) Abdominal hernia needs no repair # Hernia is the bulging of part of the contents of the abdominal cavity through a weakness in the abdominal wall.> Causes of hernia: Basic design weakness Weakness due to structures entering and leaving the abdomen Developmental failures Genetic weakness of collagen Sharp and blunt trauma Weakness due to ageing and pregnancy Primary neurological and muscle diseases Excessive intra-abdominal pressure> For most hernias, no specific investigation is required, the diagnosis being made on clinical examination> Not all hernias require surgical repair> Small hernias can be more dangerous than large.> Pain, tenderness and skin colour changes imply high risk of strangulation.> Femoral hernia should always be repaired.