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: Surgery
[{'content': 'Rickets in infancy is characterised by the following except : \nSelect and explain. \nA. Craniotabes, B. Rachitic rosary, C. Wide open fontanelles, D. Bow legs', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Bow legs Mel: Ghai Paediatrics 6/e, p 128. Nelson 17/e,p 183; Apley\'s 8/e, p 119] Ghai states - "Long bones of legs get deformed when the child stas bearing weight. Therefore deformities of legs are unusual before the age of 1 year. Anterior bowing of legs, knock knee and coxa vera are the usual deformities." Clinical manifestation of Rickets: The main factor responsible for pathogenesis in Rickets: - In rickets the abdomen is protuberant (pot belly) because of marked hypotonia of abdominal wall muscles. Visceral proptosis and lumbar lordosis also occurs in rickets. More Questions on rickets: ? Earliest manifestation of Rickets Craniotabes Clinical manifestation of Rickets appears at later half of first year or in T.\'d year. (Unusual below the age of 3 months) Questions on Radiological feature of Rickets: ? - Earliest radiological changes appear in long bones of radius and ulna - Cupping of inetaphyses - Large gap b/w epiphyses and metaphyses (widening of the phy.vis i.e. growth plate) - Irregular metaphyseal margins (ill-defined zone of provisional calcification) - Osteopenia', 'role': 'assistant'}]