Professional and Linguistic Assessments Board (PLAB) Practice Exam

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What type of infection is Trichophyton rubrum associated with?

  1. Viral infection

  2. Bacterial infection

  3. Fungal infection

  4. Parasitic infection

The correct answer is: Fungal infection

Trichophyton rubrum is a type of fungus that is primarily associated with superficial fungal infections, particularly dermatophyte infections. These infections commonly affect the skin, hair, and nails, leading to conditions such as athlete's foot, ringworm, and nail fungus. The classification of Trichophyton rubrum as a fungal pathogen places it firmly within the realm of mycology, which is the study of fungi and their roles in health and disease. Understanding this classification is essential, as it influences treatment approaches, which typically involve antifungal medications rather than antibiotics or antiviral therapies that would be used for bacterial or viral infections.