system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
The sputum specimen of a 70 year old male was cultured on a 5% blood agar. The culture showed the presence of a-haemolytic colonies next day. The further processing of this organism is most likely to yield :
assistant
The correct answer is  None