Dr. Craig Peter Johnston D.D.S.

Hemorrhoids are caused when the veins in the rectum just above the anus get blocked due to external pressure. This causes obstructions in the blood flow and also leads to swelling of the veins. Hemorrhoids are classified as internal hemorrhoids, which are within the anal canal, and external...

Cold sores, also called oral herpes, are highly contagious fluid-filled blisters on the lips and around the mouth. In most cases, cold sores are not that serious, but they can be life-threatening for people who have a weakened immune system such as people with AIDS. On the other hand, canker sores,...

Blepharoplasty, or eyelid surgery as it's commonly known, is performed to correct droopy upper and/or lower eyelids and under-eye bags. The surgery may be performed for functional or medical reasons. Functional blepharoplasty corrects problems related to upper eyelids that sag or droop enough to...

Introduction Jaw pain is described as an uncomfortable, painful, and debilitating condition that can have a sudden or gradual onset. The exact symptoms also depend on the underlying cause of jaw pain. When a person has jaw pain, it can significantly affect his or her ability to speak and consume...

The American Heart Association released a new statement stating that there is no conclusive evidence to support the relationship between gum disease and heart problems, and that treating gum disease can improve heart conditions. Gum disease is a major contributor to tooth loss and decay in adults....

What is an oral surgeon?An oral surgeon, also called as an oral and maxillofacial surgeon, is a specialist trained in the detection, diagnosis, treatment, and prevention of oral diseases. Aside from the usual dentistry services, oral surgeons also handle facial pain or injuries, broken jaws, dental...