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
[{'content': "Fanconi's anemia is a - \nSelect and explain. \nA. Constitutional anemia, B. Hemolytic anemia, C. Iron deficiency anemia, D. Auto - immune anemia", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Constitutional anemia Constitutional pancytopenia o Constitutional pancytopenia is defined as decreased marrow production of the 3 major hematopoietic lineages on an inherited basis, resulting in anemia, neutropenia and thrombocytopenia. o Impoant causes are : - Fanconi anemia Amegakaryocytic thrombocytopenia Shwachman-Diamond syndrome Down syndrome Dyskeratosis congenita Noonan syndrome", 'role': 'assistant'}]