This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Anatomy
[{'content': 'The presence of small sized platelets on the peripheral smear is characteristic of: \nSelect and explain. \nA. Idiopathic thrombocytopenic purpura, B. Bernard soulier syndrome, C. Disseminated intravascular coagulation, D. Wiskott aldrich syndrome', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Wiskott aldrich syndrome is characterised by the traid of: Severe exzema Thrombocytopenia Recurrent infections( ref Robbins 7th/244,8th/235)', 'role': 'assistant'}]