A true pilonidal sinus in the hand of a sheep shearer. 2) Uncommonly, the cyst may become secondarily infected, resulting in osteomyelitis with formation of an abscess and draining sinus to the overlying skin. Echinococcal disease of the bone: an unusual cause of a pathological fracture.
Tobacco mosaic virus (TMV) is a positive-sense single stranded RNA virus that infects a wide range of plants, especially tobacco and other members of the family Solanaceae.The infection causes characteristic patterns, such as  mosaic -like mottling and discoloration on the leaves (hence the name).TMV was the first virus ever to be discovered.Although it was known from the late 19th century that an infectious disease was damaging tobacco crops, it was not until 1930 that the infectious agent was determined to be a virus.he infection causes characteristic patterns, such as  mosaic -like mottling and discoloration on the leaves (hence the name). TMV was the first virus ever to be discovered.
Best Answer: The answer is HIV!!! HIV itself is the pathogen that causes AIDS. HIV (human immunodeficiency virus) is the name of the pathogen. @ A B are you kidding? HIV/AIDS is caused by a virus HIV is a virus.that's what the V stands for. and after a while HIV develops in to AIDS. The definition of pathogen is bacteria or virus that causes disease. So HIV is the virus that causes AIDS disease.Hope I helped :).IDS (Aquired ImmunoDeficiency Syndrome) is the end result of the infection caused by HIV (Human Immunodeficiency Virus). HIV is NOT the same as AIDS.