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A 62-Year-Old Man Comes to the Emergency Department Due to Sudden-Onset

question 132

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A 62-year-old man comes to the emergency department due to sudden-onset of high fever, shaking chills, shortness of breath, and productive cough.  The patient has smoked a pack of cigarettes daily for 40 years.  Examination shows dullness to percussion over the left side of the chest.  Chest x-ray reveals consolidation in the left upper lobe.  Gram stain of the sputum shows numerous polymorphonuclear leukocytes and gram-positive cocci in pairs.  When cultured on a blood agar plate under aerobic conditions, the bacterial colonies are surrounded by a zone of incomplete hemolysis.  The organism responsible for this patient's condition is most likely to exhibit which of the following virulence features?


Definitions:

Spinal Cord

The cylindrical bundle of nerve fibers and associated tissue that is enclosed in the spine and connects nearly all parts of the body to the brain.

Neural Gate

A theoretical concept often discussed in the context of pain management, suggesting a mechanism within the nervous system that can open or close to modulate the flow of pain signals to the brain.

Virtual Reality

A simulated experience created by computer technology, which can include sensory inputs like sight, sound, and touch.

Burn Victims

Individuals who have suffered injuries to their body tissues caused by heat, chemicals, electricity, sunlight, or radiation.

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