14. A previously healthy 16-year-old boy is brought to the physician 6 hours after the onset of fever and right foot pain. He has a 1-week history of a progressive itching rash that started between the second and third toes of both feet. He has an active lifestyle and participates on baseball and football teams at his high school. His temperature is 38.4°C (101.1°F). Examination of the right foot shows erythema and induration from the interdigital spaces to the medial malleolus Examination of the left foot shows dry, scaly skin between the toes. A tender lymph node is palpated in the right side of the groin. Which of the following organisms is the most likely cause of this patient's fever and pain?
A) Escherichia coli
B) Mycobacterium tuberculosis
C) Pseudomonas aeruginosa
D) Staphylococcus aureus
E) Trichophyton rubrum
Staphylococcus aureus
46. A 14-year-old girl is brought to the emergency department 4 hours after a 3-minute generalized tonic-clonic seizure that occurred at a party. Her symptoms began with bizarre behavior. She has had a low-grade fever and cough for 3 days. On arrival, she is arousable but confused; she does not answer questions appropriately and cannot follow commands Her temperature is 38.9°C (102°F). Examination shows mild resistance to neck flexion Deep tendon reflexes are brisk in all extremities Babinski sign is present bilaterally A CT scan of the head without contrast shows mixed areas of hyperdensity and hypodensity in the right temporal lobe. Cerebrospinal fluid analysis shows:
Glucose 60 mg/dL
Protein 45 mg/dL
Leukocyte count 35/mm3
Segmented neutrophils 20%
Lymphocytes 80%
Erythrocyte count 1250/mm3
Which of the following is the most likely causal organism?
What is pedagogy