Recent Posts

Short stature in children

Short stature in children is a common cause of concern in school-age children, defined as the ‘length or height of the child being below the 3rd percentile (< 2 SD) of expected value for age’. However, the diagnosis of short stature should be made carefully in pre-pubertal children, as many of …

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Obesity in children

In Children, Growth & developmental problems are quite common cause of parental concerns, though all of them are not necessarily pathological. Although frequently used interchangeably, the term overweight and Obesity in children have different connotations. Children with body weight exceeding 97 percentile or 110% of expected Weight for age are …

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Failure to thrive

Failure to thrive (FTT) is a clinical state of growth failure due to any cause, characterized by any one or more of following features: Lack of growth i.e. weight < 3 percentile, Sustained weight loss Reduced growth velocity i.e. weight dropping at least two major percentiles below the previous values …

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Dental Radiography Technique and Steps

Radiography Technique – There are two methods used to expose intraoral dental radiographs. PARALLELING TECHNIQUE In this technique, the central X-ray strikes at a 900 angle (perpendicular) to the film. This allows the oral structures to be projected at close to normal size, which is important for diagnosis and treatment. …

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Dental Radiographic films

Dental Radiographic films – During the packaging process, the film is first encased in black paper, which protects it from any light that might leak into the packet. Then, a piece of lead foil is placed on one side of the film, and it is covered with a moisture-proof paper …

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Intraoral Radiography

(1) Bite-wing Intraoral Radiography. Bite-wings are taken of posterior teeth usually to check for any interproximal caries or periodontal condition. A bite-wing intraoral radiography must show the crown areas of the upper and lower posterior teeth from the mesial of the first premolars to the distal of the third molars. …

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ExtraOral Radiographs

(1) Panoramic ExtraOral Radiographs. They show the entire dentition and surrounding tissues and structures on one film. The Panorex and Panelipse films are types of panoramic films taken as overall surveys of the jaws. These extraoral radiographs are taken to diagnose: • Pathology in tissue (growths or abnormal bone). • …

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Dental protectives and dressings

Dental protectives and dressings are used as protective linings for cavities in order to prevent staining or chemical irritation of the dentine . They are also used as varnishes over synthetic fillings to protect them from secretions until setting is complete. Another important use of Dental protectives and dressings is …

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Radiation Hazards

Radiation Hazards – Dental radiographs are considered specific area radiographs as they are taken of small areas and not the whole body. There is no absolutely safe dose of radiation; any amount causes damage. The amount of radiation hazards received affects the severity of the damage done—the higher the dose, …

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Dental x-rays

Dental x-rays – Some of the reasons for taking radiographs of oral tissues and structures can be outlined as follows: Determine the presence of hidden decay in areas of the teeth that can not be seen by a mirror and explorer examination. Determine the presence of cysts or tumors. See …

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History of X-rays

History of X-rays – Since their discovery by German physicist Wilhelm Conrad Roentgen in 1895, History of X-rays have played an important role in helping dentists study structures invisible to the naked eye. On 8th November 1895, while doing research work on the electric discharge procedure in diluted gas, which …

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Matrix Band

A matrix band is used to temporarily provide the missing walls of the tooth and the shape of the restoration. The most popular matrix system is called the Tofflemire matrix. Tofflemire matrix band are manufactured out of stainless steel in two different thicknesses—.002 inch and .0015 inch. Different styles are …

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Cavity Preparation

Cavity preparation can be defined as the procedure by which caries are removed and the area of the tooth is shaped to retain the restoration. PRINCIPLES OF CAVITY PREPARATION The traditional Cavity preparation is composed of seven essential steps. In the first three steps, the dentist examines the tooth that …

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Composite Resin

Composite Resin – From their initial introduction in the late 1960s to the present, composites have undergone dramatic evolution, especially with respect to their adaptability, handling, retention, and esthetics. A composite is composed of a resin polymer with a filler of glass, silica, and quartz. Similar to a wall composed …

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Dental Amalgam

Dental Amalgam – One of dentistry’s oldest and most widely used restorative material is dental amalgam. Amalgam is without a doubt a restorative material with an excellent clinical record and has served hundreds of millions of patients successfully for more than 100 years. Amalgam’s reputation as a relatively inexpensive, forgiving …

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