Dr. Athe Michaelnoel Tsibris MD

Petechiae are tiny dots that appear as red, brown, or purple in color beneath the skin. They are usually seen in clusters on the stomach, buttocks, arms, and legs. However, they may also appear inside the mouth or on the eyelids. Petechiae may indicate different conditions, which can range from...

Acquired immunodeficiency syndrome, or AIDS, is a serious secondary immunodeficiency disorder. AIDS is caused by human immunodeficiency virus (HIV). There is progressive destruction of cell-mediated (T cell) immunity. Also, both conditions are characterized by subsequent effects on humoral immunity...

Lyme’s disease is acquired from the deer ticks which act as its host. The main cause, though, is a bacteria of the Borrelia type that is found in the tick saliva, and then transferred to humans whenever the tick bites.How do you contract Lyme disease?Deer ticks come in contact with humans in the...

What are cold sores?Cold sores or fever blisters are a very common perioral condition caused by the herpes simplex virus (HSV). There are two types of herpes simplex virus. Type 1 usually causes cold sores, although in some cases, the cold sores can also be caused by type 2. It is usually...

Discovered in the 1980s in Western and Central Africa, HIV is a virus and at the same time an infection. HIV stands for human immunodeficiency virus. It is a virus that gets into the bloodstream and slowly attacks the human immune system. The immune system is a naturally occurring system in the body...

Lyme disease is primarily diagnosed through an analysis of the symptoms, although blood tests are also sometimes used.What to keep in mind when diagnosing Lyme diseaseThe bull’s eye rash is usually the most prominent symptom of Lyme’s disease, and a visualization of this rash is usually...