Dental amalgam is the most widely used filling material. It has been around for many years and still continues to be used as it has many advantages. We still see patients who have had amalgam fillings placed 30 years or more and they are still going strong. Despite the scares around amalgam, dentists still advocate …
The dentinal tubules are filled with fluid. The odontoblast processes extend to about two thirds of the way into the tubule. These odontoblasts produce dentinal fluid and the processes detect fluid movement which is relayed all the way to the brain. Tertiary dentin is of two types. Tertiary dentin is of two types. REPARATIVE AND …
A stable denture is one that is relatively immovable in relation to the underlying mucosa and bone during function. Complete dentures stay in place if the retentive forces acting on the dentures exceed the displacing forces and the dentures have adequate support. This support is determined by the form and consistency of the denture-bearing tissues …
The first place to start as usual is taking a good dental history. The patient may already tell you that they had a recent filling or crown procedure done and since then the tooth has been painful. You should always ask about any previous history on the tooth that you think is causing the problem. …
It is a well-known fact that teeth which have a root canal treatment are weaker. These teeth have a reduced capacity to resist forces during chewing and biting. Whenever you undergo a root canal treatment, the dentist may tell you the tooth will also need a crown also known as extra-coronal restoration. There are two clinical reasons …
Apical periodontitis occurs after irreversible pulpitis. After pulp necrosis, bacteria invade the pulp space. There are no white blood cells from a vital pulp for protection and no hydrostatic pressure from the dentinal fluid which is thought to prevent bacteria travelling down dentinal tubules into the pulp. The bacteria and toxins can only be contained …
Pulpitis is an inflammatory reaction of the vital pulp to bacterial, physical or thermal injury to it. It’s clinical symptoms are subdivided as being Reversible or being Irreversible Pulpitis. It is recognised by a patient describing symptoms to you or by clinical examination of the patient. The difference between reversible and irreversible pulpitis is found …
Pulpitis is defined as an inflammation of the dental pulp. Based on the symptoms, it is defined as being reversible or irreversible. The dental pulp does have greater regenerative and reparative abilities than previously thought however at some point if it cannot withstand the trauma, it will ultimately become necrotic. This may be smaller repeated …
You may have noticed that initially your new porcelain veneers were perfect in colour but over time it is now not the case. The main causes of discolouration of porcelain veneers over time are the following. 1. Decay developing under the veneer. 2. The underlying tooth becoming non-vital. 3. Discolouration due to ageing. 4. Discolouration …
Denture stomatitis is characterized by an infection and inflammation of the mucosa under a denture. Denture Stomatitis alters the denture bearing area due to the oedema and the infection is implicated in angular cheilitis. The cause of denture stomatitis is multifactorial but important factors are prolonged wearing of dentures and poor denture hygiene. Usually there are …