Fleas can serve as a vector. 3 - 14 days Several days following exposure, a small, reddened, raised area appears at the site of inoculation, followed by vesicle and scab formation. Within a few days to a week, the lesion resolves. Weeks later regional lymph nodes can enlarge and stay enlarged for months. Fever, anorexia and headache can be present.
Severe disease can occur in immunocompromised hosts.
Cryptosporidiosis Cryptosporidium spp. Many animal species Fecal - oral route and may involve contaminated air. 3 - 7 days Characterized by cramping, abdominal pain, profuse watery diarrhea, anorexia, weight loss and generalized weakness. Immunosuppressed people may develop severe disease. Invasive, systemic infections have been reported in immunocompromised people.