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Archive for " November, 2012 "

There are many myths and misconceptions surrounding conditions like irritable bowel syndrome largely because the cause is unknown but it is not a disease as such. One of the concerns is that irritable bowel syndrome (IBS) may cause cancer of the bowels or precede the onset of colon cancer. Naturally the condition is a cause for concern. The symptoms can be distressing when your irritable bowel syndrome aggravates and some of these fears may be warranted.


Definition

Osteoradionecrosis is a condition characterized by non-viable, non-healing and aseptic lesions in bones undergoing radiation exposure. It generally affects the jaw bones after radiation therapy for treating cancers in the head and neck region. Radiation therapy not only destroys the tumor cells but also leads to damage to the normal architecture of the surrounding tissues. A key factor in osteoradionecrosis development is traumatic events such as tooth extraction.


What is glass ionomer filling?

Glass ionomer cement is a tooth-colored restorative material (filling) used in dentistry. The cement is known as glass ionomer because the powder contains glass particles and the cement forms ionic bonds with the tooth structure. The filling is a type of adhesive cement which bonds to the tooth structure chemically and therefore provides an excellent adaptation to the tooth surface. The cement is also known as polyalkenoate cement, GIC and ASPA (alumino silicate polyacrylic acid).


06
Nov

Hemophilia

Hemophilia Definition

Hemophilia is a type of bleeding disorder where there defective blood clot formation due to deficiency in blood clotting factor. The classical symptom of hemophilia is prolonged duration of bleeding due to a defective clot formation (coagulation). Hemophilia is a genetic disease that is almost exclusively seen in males, except for one uncommon type that affects both genders. There is no permanent cure for hemophilia but patients can lead normal life through adequate self care and treatment.


Temporomandibular Ankylosis Definition

The temporomandibular joint (TMJ) is commonly known as the jaw joint. It is formed by articulation between mandible (lower jaw) and temporal bone of the skull. Ankylosis is Greek word meaning “stiff joint”. Ankylosis of the temporomandibular joint refers to stiffening or fusion of the articular surfaces of the mandible and temporal bone on one or both the sides. It is characterized by facial asymmetry, limited jaw opening and deviation of the mandible.


Ankyloglossia Definition

Ankyloglossia is popularly known as tongue tie. It is a condition where the frenulum of the tongue, a fibrous band of tissue connecting the tongue to the floor of the mouth,  is short or located too much towards the front of the tongue. The abnormal frenal attachment leads to limitations in the movement of the tongue tip and tongue movements. It a congenital disorder and is commonly seen affecting families. The mild form of the condition may causes slight discomfort or speech defect, whereas the severe forms can cause complete attachment of the tongue to the floor of the mouth.


Definition

Gingivectomy is a procedure involving removal of gingiva and periodontal tissue to achieve healing. It involves surgically removing (excision) of soft tissue walls lining a periodontal pocket. A periodontal pocket is a condition which is characterized by deepening of the gingival sulcus surrounding a tooth. The deep sulcus leads to accumulation of food particles and further problems as the condition progresses. It may lead to periodontal abscess or loosening of the tooth from its socket due to loss of attachment.