A patient comes to your clinic complaining of a sore throat. When you perform the physical exam, his temperature is 38°C, throat is red and swollen, and you notice white patches at the back of the throat. A Gram stain of the throat swab is shown. What is the name of the organism most likely causing the disease? Enterococcus faecalis Staphylococcus aureus Streptococcus pyogenes Streptococcus agalactiae

Human Anatomy & Physiology (11th Edition)
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Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
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### Clinical Scenario

A patient comes to your clinic complaining of a sore throat. When you perform the physical exam, his temperature is 38°C, throat is red and swollen, and you notice white patches at the back of the throat. A Gram stain of the throat swab is shown below.

### Image Description

![Gram Stain Image](url-to-image.com)

The image shows bacteria under a microscope that appear as purple-colored cocci arranged in chains, typical of Gram-positive bacteria.

### Question

What is the name of the organism most likely causing the disease?

- ○ Enterococcus faecalis
- ○ Staphylococcus aureus
- ○ Streptococcus pyogenes
- ○ Streptococcus agalactiae

**Answer: Streptococcus pyogenes** (This organism is commonly associated with sore throats, also known as strep throat).
Transcribed Image Text:### Clinical Scenario A patient comes to your clinic complaining of a sore throat. When you perform the physical exam, his temperature is 38°C, throat is red and swollen, and you notice white patches at the back of the throat. A Gram stain of the throat swab is shown below. ### Image Description ![Gram Stain Image](url-to-image.com) The image shows bacteria under a microscope that appear as purple-colored cocci arranged in chains, typical of Gram-positive bacteria. ### Question What is the name of the organism most likely causing the disease? - ○ Enterococcus faecalis - ○ Staphylococcus aureus - ○ Streptococcus pyogenes - ○ Streptococcus agalactiae **Answer: Streptococcus pyogenes** (This organism is commonly associated with sore throats, also known as strep throat).
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Throat infection : mainly caused by pyogenic streptococcus.

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