Articular cartilage defects are common conditions affecting the knee. Articular cartilage resists wear quite well, but time and wear can eventually take their toll. When the joint surface extensively breaks down, the condition is known as degenerative arthritis or osteoarthrosis (OA). An MRI with injected joint contrast is the best study to visualize these defects. 2  Chondromalacia (localized wear and tear) Softening or fissuring of the articular cartilage usually a consequence of cumulative injury or degenerative joint disease.
Salmonella infection, or salmonellosis, is a bacterial disease of the intestinal tract. Salmonella is a group of bacteria that cause typhoid fever, food poisoning, gastroenteritis, enteric fever and other illnesses. People become infected mostly through contaminated water or foods, especially meat, poultry and eggs.Salmonella is a gram-negative, rod-shaped bacilli that can cause diarrheal illness in humans. Put simply-Salmonella is a bacterium shaped like a rod with a cell wall composed of peptidoglycan.eople become infected mostly through contaminated water or foods, especially meat, poultry and eggs. Salmonella is a gram-negative, rod-shaped bacilli that can cause diarrheal illness in humans. Put simply-Salmonella is a bacterium shaped like a rod with a cell wall composed of peptidoglycan.
Rating Newest Oldest. Best Answer: The pathogen that causes salmonella is salmonella enteriditis. The bacteria is larger than a virus; but, is visible to the eye with the microscope.It is rod-shaped, gram negative, non-motile bacteria that does not form spores.Interestingly enough it communicates to its fellow bacteria via AHL.ating Newest Oldest. Best Answer: The pathogen that causes salmonella is salmonella enteriditis. The bacteria is larger than a virus; but, is visible to the eye with the microscope.