A 25-year-old female patient presents with fever, chills, and a productive cough. Sputum culture reveals Gram-positive cocci in clusters. Which of the following bacterial organisms is most likely responsible for this infection?

Klebsiella pneumoniae

Streptococcus pneumoniae

Escherichia coli

Staphylococcus aureus

Answer and Explanation

The Correct Answer is D

A.   Klebsiella pneumoniae is a Gram-negative bacterium and is typically associated with more severe pneumonia, particularly in patients with underlying lung disease, but it does not form clusters.
B.   Streptococcus pneumoniae is a common cause of pneumonia but typically appears as Gram-positive cocci in pairs or chains, not clusters.
C.   Escherichia coli is a Gram-negative bacterium that generally causes urinary tract infections and is not a common cause of pneumonia with Gram-positive cocci in clusters.
D.   Staphylococcus aureus is a Gram-positive bacterium that forms clusters and is a common cause of pneumonia, particularly in young, otherwise healthy individuals, and can present with fever, chills, and productive cough. This fits the presentation and sputum findings in this patient.

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Correct Answer is B

Explanation

A. A glass of wine per day can worsen GERD symptoms, as alcohol can relax the lower esophageal sphincter and increase reflux.
B. Practicing good oral hygiene is essential in preventing dental erosion and other complications associated with GERD, as stomach acid can damage teeth and gums.
C. Laying down after eating increases the risk of acid reflux, which can worsen GERD symptoms.
D. Citrus foods are acidic and can trigger GERD symptoms, so increasing their intake is not recommended.

A. Hirsutism B. Bladder spasms C. Hyperglycemia D. Hypotension E. Delayed wound healing

Correct Answer is ["A","C","E"]

Explanation

A. Hirsutism (excessive hair growth) can occur due to corticosteroid use, as they can increase the production of androgens.
B. Bladder spasms are not typically associated with corticosteroid use but may occur with multiple sclerosis itself.
C. Hyperglycemia is a common side effect of corticosteroids, as they can impair insulin sensitivity.
D. Corticosteroids typically cause hypertension, not hypotension, as a side effect.
E. Delayed wound healing is a well-known side effect of corticosteroid therapy, as steroids can suppress immune function.

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A 25-year-old female patient presents with fever, chills, and a productive cough. Sputum culture reveals Gram-positive cocci in clusters. Which of the following bacterial organisms is most likely responsible for this infection?

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