Dr. Jeffrey A Desjardin MD

HIV (human immunodeficiency virus) is a viral disease that can be passed and spread by a number of ways including sexual contact and childbirth if the pregnant mother is infected. HIV is a disease that destroys the body's immune system, and it is considered a sexually transmitted disease...

Mononucleosis, nicknamed 'the kissing disease' is an infectious disease spread through saliva and physical contact. Aside from kissing someone with the Epstein-Barr virus, it can be passed through sharing straws, toothbrushes, or eating food from the same plate as an infected person. It is the...

What is encephalitis?Encephalitis means inflammation of the brain. Fever, headache, and joint pain are often experienced in the early stages of encephalitis. Other severe symptoms may develop over some days or hours. They include personality changes, seizures, disorientation, confusion, or...

What is HIV?HIV is a virus that was discovered in the 1980s. It attacks a person's immune system, causing it to be too weak to fight outside infections. The HIV virus works by destroying white blood cells, called CD4 cells, in the immune system, and progresses through three stages, the last of which...

Spirochetal bacteria are relatively harmless within the first days of infection, at worst, it may present with flu-like symptoms – fatigue, headaches, etc. After several weeks, however, the bacteria spread all over the body, affecting crucial body organs and causing severe symptoms. It all starts...

These are dendritic skin cells and contain Birbeck granules which is an organelle. In almost all the layers of the epidermis, langerhans cells are found. In the stratum spinosum they are the most prominent. Also, in the papillary dermis they occur. They are also found in the mucosa of the vaginal...