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16/03/2026
Clinical Case?| Medical | medicine | USMLE
16/03/2026
A 55-year-old woman treated with antibiotics for a polymicrobial wound infection develops black discoloration of the tongue with nausea and a bad taste after 1 week. Which antibiotic class is responsible?
A. Tetracyclines
B. Penicillins
C. Macrolides
D. Fluoroquinolones
E. Sulfonamides
15/03/2026
What’s your differential diagnosis?| Medical | medicine | USMLE
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