Oral biopsy is a medical procedure for taking samples of oral tissue for later examination in the laboratory. An oral biopsy is performed to detect any oral tissue abnormalities, especially if there is cancerous tissue. Oral biopsy is generally recommended by doctors in patients with oral tissue disorders characterized by the appearance of lesions, red or white patches, and swelling and ulcers in the mouth. Biopsy is done if the doctor has not been able to determine the cause of oral disease after the patient underwent a physical examination. Purpose and indication of oral biopsy Oral biopsy is performed on sufferers of oral tissue abnormalities, such as oral cancer. Generally, oral tissue abnormalities are characterized by the following symptoms: Rash or lesions in the mouth that do not heal within 2 weeks. White spots (leukoplakia) or red in the mouth. The presence of ulcers (ulcers) in the gums. Swelling of the gums or mouth that does not go away. Changes in gum tissue th...