Dr. Lawrence Cc Cheung MD

Copperhead snake bites are one of the frequently reported snakebites annually. However, they are rarely fatal. Most of the time, snakebites happen when people accidentally step on or touch snakes, which are excellent at blending into their surroundings. When copperhead snakes are disturbed, they...

Acne is a condition that affects the oil glands of the skin. The pores connect to oil glands underneath the skin. These glands form an oily substance referred to as sebum. The pores then link to the glands via a canal known as the follicle. Inside these follicles, oil transports dead skin cells...

Sweat glands cause perspiration whenever there is an increase in temperature, fever, or when you are involved in physical activity. Perspiration is also seen when one is nervous, anxious, or under stress. When none of these factors are present, the signals for the production of sweating are normally...

Biopsies may vary differently depending on the type and location of the tissues and how hard are they to obtain. The medical term used to describe such method is “invasiveness.” A less invasive procedure will, for example, take place in a doctor’s office the same day an abnormal tissue is...

A cold sore is an infection caused by the herpes simplex virus or HSV. The type of HSV that causes cold sores is the HSV-1. It is a very common condition that affects people before their twenties. Many Americans are infected by the HSV-1 by the time they are 20 years old. Cold sores can be painful...

Swellings, referred to as weals, manifest on the skin as rashes. They are normally pink or red in color, possess an oval or circular shape, and may be surrounded by a reddish flare. Hives can be detrimental and awfully itchy.The weals normally appear in batches, and frequently occur on the face,...