Dr. Mark Ian Oestreicher M.D.

What is it?Recurrent herpes simplex labialis is a mouth infection that is caused by the herpes simplex virus. It is a contagious and common infection that can easily be passed on. Also known as oral herpes, recurrent herpes simplex labialis causes sores and blisters on the lips, tongue, mouth, and...

Syphilis is a sexually transmitted disease that affects both men and women. The most common locations for the chancre to appear are in the penis, vagina, anus, and even in the oral cavity. There is not much difference in men and women as far as symptoms, diagnosis, and treatments are concerned....

Lupus is an autoimmune ailment. This means that instead of your body’s regular defense system attacking viruses and bacteria, it destroys healthy tissues. This causes swelling. Symptoms include extreme fatigue, hair loss, rashes, cognitive dysfunction, severe muscle and joint pain, ulcers in the...

What is keratosis pilaris?Keratosis pilaris is a harmless skin condition that is often seen in children in adolescents. It is characterized by dry and tiny bumps on the skin, similar to a sandpaper texture. The small bumps usually appear on the face, arms, thighs, or buttocks. However, they are...

Rosacea is a long-standing skin condition that mainly affects females in the ages between 30 to 50 years. It initially develops some redness over the face and later followed by bumps that look similarly to pimples. It commonly affects the cheeks, nose, and forehead. These symptoms are often...

Cold sores are inflamed fluid-filled blisters, which appear in clusters on and around the mouth or lips. They can be seen when a person has a weakened immune system during fever, cold, or any other disease. Usually, cold sores are not harmful and should heal on their own within two to four weeks...