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Bartonella henselae was first identified in 1992 by Dr. Diane Addiss and colleagues in the context of cat scratch disease.
Bartonella henselae is a gram-negative bacterium that typically exhibits a small, rod-shaped (bacilli) morphology. It is often observed in clusters or as single cells under a microscope. The bacterium is non-motile and can be challenging to culture in laboratory settings due to its fastidious growth requirements. Additionally, it has a unique ability to invade and survive within host cells, particularly endothelial cells.
The bacteria, Bartonella bacilliformis, was isolated by Alberto Barton in 1909, but wasn't identified as the cause of the fever until 1940.
The Bartonella genus includes at least 11 bacteria species, four of which cause human diseases, including cat-scratch disease and bacillary angiomatosis. However, bartonellosis refers exclusively to the disease caused by B. bacilliformis.
The primary portal of entry for fungus is through the respiratory tract, typically through inhalation of fungal spores present in the environment. Once inhaled, these spores can establish infection in the lungs and potentially spread to other parts of the body.
Bartonella quintana and Bartonella henselae.
Bartonella henselae was first identified in 1992 by Dr. Diane Addiss and colleagues in the context of cat scratch disease.
Cat-scratch disease is caused by Bartonella henselae
The scientific name for cat scratch disease is Bartonella henselae. It is a bacterial infection that can be transmitted to humans through a scratch or bite from an infected cat.
Bartonella henselae is uncommon or absent in cold climates, which fleas have difficulty tolerating, but prevalent in warm, humid places such as Memphis, Tennessee, where antibodies were found in 71% of the cats tested.
Cat-scratch disease is caused by Bartonella henselae
Bartonella henselae can infect people who are scratched or (more rarely) bitten or licked by a cat.
A blood test for Bartonella henselae may be ordered to confirm the doctor's diagnosis.
Bartonellosis is a bacterial infection caused by Bartonella henselae. It is commonly known as cat-scratch disease because it is often transmitted through scratches or bites from infected cats. Symptoms typically include fever, swollen lymph nodes, and a skin rash.
Heyyy the portal of entry is through a mosquito bite
Researchers suspect that the first step in the development of Parinaud's oculoglandular syndrome occurs when Bartonella henselae bacteria pass from a cat's saliva to its fur during grooming.
Bartonella henselae is a gram-negative bacterium that typically exhibits a small, rod-shaped (bacilli) morphology. It is often observed in clusters or as single cells under a microscope. The bacterium is non-motile and can be challenging to culture in laboratory settings due to its fastidious growth requirements. Additionally, it has a unique ability to invade and survive within host cells, particularly endothelial cells.