Blood blisters that keep showing up in the mouth are a possible symptom of mouth cancer. Most mouth cancers begin in the squamous cells that line the mouth. This type of cancer works into deeper tissues, often spreading ... More »

Injuries, bleeding disorders, oral ulcers, food allergies, nutritional deficiencies or other health issues can cause blood blisters in the mouth, according to HealthMedicineMagazine.com. These painful blisters can appear... More »

Some melanomas in their earliest stages may resemble blood blisters and reveal themselves as such if they continue to grow rather than disappearing in a reasonable time frame, states Know Cancer. Patients should not wait... More »

A variety of symptoms, such as loose teeth, difficulty swallowing and a sore in the mouth that does not heal, can be signs of mouth cancer, according to Mayo Clinic. Any symptoms that last more than two weeks should be c... More »

Pain on the roof of the mouth may be referred to as palate pain and may occur due to mouth cancer, infections, canker sore, dental issues, hot drinks or food, irritating substances and burning mouth syndrome. This condit... More »

Oral trauma, post-nasal drip, coughing up blood, gastrointestinal distress, oral cancer, narcotics use and infection can all cause blood to pool in the mouth. Trauma is an extremely likely scenario because it is possible... More »

Injuries, bleeding disorders, oral ulcers, food allergies, nutritional deficiencies or other health issues can cause blood blisters in the mouth, according to HealthMedicineMagazine.com. These painful blisters can appear... More »