There are about 40 species of fungus that can cause ringworm in humans, but the most common belong to three genera. Trichophyton is the most common cause of ringworm in humans. Microsporum is the most common cause of ringworm in pets, but it can be transmitted to humans.
Health Disparities. Healthcare disparities refer to differences in access to or availability of facilities and services. Health status disparities refer to the variation in rates of disease occurrence and disabilities between socioeconomic and/or geographically defined population groups. [Both definitions are from the 2009 Medical Subject Headings (MeSH).]
Separating out the different directions of causality is an important and difficult research challenge. Health outcomes, however defined and measured, are produced by determinants or factors. They often are sorted into the five categories presented on the right in the following model.Health care determinants generally include access, cost, quantity, and quality of health care services.ealth care determinants generally include access, cost, quantity, and quality of health care services.