Lawrence O'Donnell. Lawrence O'Donnell was born on November 7, 1951 in Boston, Massachusetts, USA as Jr Lawrence Francis O'Donnell. He is a producer and writer, known for The Last Word with Lawrence O'Donnell (2010), The McLaughlin Group (1982) and Olympus Has Fallen (2013). He has been married to Kathryn Harrold since February 14, 1994. They have one child. See full bio Â».
Cracks or sores in the corner of the mouth, also known as angular cheilitis, angular stomatitis, or perleche, can be rather annoying, like a paper cut â small, and irritating. Angular cheilitis is actually an inflammatory condition, and can cause bleeding and ulceration in addition to the painful cracks or sores.
You may find your roof of mouth swollen due to a virus or other infection. 1  The herpes simplex virus, which causes mouth sores, is typical of the mouth area. The chickenpox virus, varicella-zoster, can cause recurring sores on the side of the mouth that are painful both when raw and healing.