• Disease


    Swimmer's itch is caused by parasites found in contaminated water. The parasite enters through the skin and a rash appears at the site of entry. In some tropical countries, the parasite found in the contaminated water is capable of producing a severe disease.

    Schistosomiasis is an infection with a type of Schistosoma parasite.

  • Test

    Screening and diagnosis for HIV

    Blood is drawn from a vein (venipuncture), usually from the inside of the elbow or the back of the hand. A needle is inserted into the vein, and the blood is collected in an air-tight vial or a syringe. Preparation may vary depending on the specific test.

    In general, testing for the human immunodeficiency virus (HIV) is a 2-step process that involves a screening test and follow-up tests. SCREENING TESTS These...

  • Disease

    Skin lesion of blastomycosis

    A skin lesion of blastomycosis is a symptom of an infection with the fungus Blastomyces dermatitidis. The skin becomes infected as the fungus spreads...

  • Disease


    Sporotrichosis is a fungal infection that frequently occurs following a minor injury while gardening or farming.  Spores, which live in vegetation, enter the skin and begin to grow.  The fungus follows the lymph channels up the extremity.  Granulomatous lesions develop along the lymph channel, ulcerate, and drain.  If left untreated, this condition can persist for years.

    Sporotrichosis is a long-term (chronic) skin infection that is caused by a fungus called Sporothrix schenckii.