This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cytogenetic Disorders, Subject name: Pathology
[{'content': 'Hereditary retinoblastomas develop the following chromosomal detection? \nSelect and explain. \nA. 13ql4, B. 13pl4, C. 14pl3, D. 14ql3', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. (a) 13q14Ref: Robbin's pathology 9th ed./1359* Wilm's tumor-Aniridia complex (WAGR syndrome)11 p 13 part of (deletion of short arm of chromosome)* Retinoblastoma13q 14.11 (deletion of part of long arm of chromosome 13)* Prader-Willi syndrome Angelman syndrome15q 11-13 (deletion of part of long arm of chromosome 15)* DiGeorge's syndrome Velo-Cardio-facial syndrome22qll (deletion of part of long arm of chromosome -22)", 'role': 'assistant'}]