âif you have HIV and one or more of these OIs, you will be diagnosed with AIDS, no matter what your CD4 count happens to be: 1  of bronchi, trachea, esophagus, or lungs. , 2  chronic intestinal (greater than 1 month's duration). 3  disease (particularly CMV retinitis). , 4  HIV-related.
Organisms that cause infectious disease include fungi, oomycetes, bacteria, viruses, viroids, virus-like organisms, phytoplasmas, protozoa, nematodes and parasitic plants.Not included are ectoparasites like insects, mites, vertebrate, or other pests that affect plant health by consumption of plant tissues.rganisms that cause infectious disease include fungi, oomycetes, bacteria, viruses, viroids, virus-like organisms, phytoplasmas, protozoa, nematodes and parasitic plants.
Black Spot Disease. Black spot disease is a fungal infection of roses caused by the fungus Diplocarpon rosae. The fungi spread sporadically from previously infected plant parts. When plants are irrigated from rain or sprinklers, the spores are transported to unaffected plants.