Other Conditions Causing Yellow Toenails. Although fungal infection is the most likely cause of yellow toenails, rarely, some other disease conditions can also result in yellow toenails. Some of these conditions are psoriasis, jaundice, paronychia, lymphedema, bronchiectasis, tuberculosis and sinusitis.
1. a plant or animal that lives upon or within another living organism at whose expense it obtains some advantage; see symbiosis. 2. the smaller, less complete member of asymmetrical conjoined twins, attached to and dependent upon the autosite.parasitÂ´ic. malarial parasite Plasmodium.
â¢ Mutualism: This can be used to describe an association in which both organisms apparently benefit. â¢ Commensalism: In this association one organism [the commensal ] benefits, and the other [the host ] is apparently unaffected.â¢ Parasitism In this association one organism [the parasite ] benefits, and the other [the host ] is adversely affected [weakened, sickened, damaged etc]. Mutualism: This can be used to describe an association in which both organisms apparently benefit. â¢ Commensalism: In this association one organism [the commensal ] benefits, and the other [the host ] is apparently unaffected.