A 67-year-old woman with non-insulin-dependent diabetes mellitus (NIDDM) presents with a two-day history of wheezing and...

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A 67-year-old woman with non-insulin-dependent diabetes mellitus (NIDDM) presents with a two-day history of wheezing and a productive cough. On physical examination, she has a rapid pulse and high fever. A chest X-ray shows pulmonary infiltration classic of pneumonia. A Gram stain shows gram-positive cocci in pairs and short chains, which are alpha-hemolytic on blood agar and susceptible to optochin (positive inhibition). 1. (3pts) Which organism is causing the condition? EXPLAIN. 2. (1pt) What factor helped her develop this disease? 3. (2pts) What are 2 additional diseases this pathogen can cause? A 67-year-old woman with non-insulin-dependent diabetes mellitus (NIDDM) presents with a two-day history of wheezing and a productive cough. On physical examination, she has a rapid pulse and high fever. A chest X-ray shows pulmonary infiltration classic of pneumonia. A Gram stain shows gram-positive cocci in pairs and short chains, which are alpha-hemolytic on blood agar and susceptible to optochin (positive inhibition). 1. (3pts) Which organism is causing the condition? EXPLAIN. 2. (1pt) What factor helped her develop this disease? 3. (2pts) What are 2 additional diseases this pathogen can cause?

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Ans1 StreptoCOccus pheumoniae Streptococcus pneumoniae is the classic Gra... View the full answer