Definition: Laryngospasm is an uncontrolled/involuntary muscular contraction (spasm) of the laryngeal cords This condition typically lasts for less than a minute This condition cause difficulty in Breathing in While breathing out remains easier Laryngospasm may be triggered when the vocal cords or the area of the trachea below the cords detects the entry of water, […]
Neurapraxia
Definition: Neurapraxia is a disorder of the peripheral nervous system in which there is a temporary loss of motor and sensory function due to blockage of nerve conduction, usually lasting an average of six to eight weeks before full recovery. We can say it is the injury to the nerve fiber which is present in […]
Waldeyer Inner and Outer lymphatic ring
Waldeyer’s lymphatic ring is a collection of lymphoid tissue It is also called as Waldeyer’s-Pirogov tonsillar ring It is divide into 2 types based on its location: Waldeyer’s outer ring: present in the neck Waldeyer’s inner ring / Waldeyer’s tonsillar ring: The lymphatic ring present around the pharynx Functions and Importance of Waldeyer lymphatic ring: […]
Acidogenic Theory or Chemicoparasitic theory of Dental Caries
Acidogenic Theory or the Chemicoparasitic theory explained by D Miller about the Etiology of Dental caries is the most widely accepted and most useful, which helps you understand the actual cause of Caries. This theory is a blend of 2 theories explained in the earlier parts of 1800’s – Chemicoparasitic Theory: Chemical Theory + Parasitic […]
Steralization in Endodontics
Endodontics is an important branch of dentistry which deals with the Diagnosis, Prevention and Treatment of diseases concerned with the hard tissues(Enamel, dentin) and soft tissues(Pulp) of the tooth. So for every Dental Student and Dental Practitioner it is important and necessary to learn the sterilization techniques followed in Endodontics which will directly or indirectly […]
Leukoedema
Leukoedema: Abnormality of the Buccal Mucosa which clinically resembles Leukoplakia . Differential Diagnosis: White spongy Nevus Frictional Keratosis Witkop’s Disease Clinical Features: Early stage: Filmy opalescence of the mucosa Later stages: Grayish-white cast with a coarsely wrinkled surface Location: Most of buccal mucosa extending onto the Lips, Seen noticeable along the occlusal line in bicuspid […]
Oral Submucous Fibrosis
Definition of Oral Precancerous Condition: A generalised pathological state of the oral mucosa associated with a significantly increased risk of cancer. Oral Submucous Fibrosis: a chronic debilitating disease of the oral cavity characterized by inflammation and progressive fibrosis of the sub mucosal tissues. Clinical Features: Early OSF-Prodromal symptoms: Burning sensation in the mouth on consuming spicy food, Blisters on the […]
Erythroplakia
Erythroplakia: Rare condition which is most likely to develop into a malignancy, as it is associated with histologic premalignant changes. Def: Lesions of the oral mucosa that present as bright red velvety plaques which cannot be characterized clinically or pathologically as any other condition. Synonyms: Erythroplasia Erythroplasia of Queyrat Almost all true erythroplakias demonstrate significant […]
Leukoplakia
Leukoplakia: Def: A predominantly white lesion of the oral mucosa that cannot be characterized as any other definable lesion. Examples White lesions : candidal leukoplakia, Hairy leukoplakia, tobacco induced lesion, Idiopathic leukoplakia. Age/gender: Above 30 yrs of age, occurs more in males. Etiology: Betel Quid Alcohol Physical irritants Candida albicans – candidial leukoplakia shows more […]
List of Dental Forums for Dental Students to follow
Under given is a collection of dentistry forums, which can be very useful to dental students who can come in contact with Dental students and other dentists around the world and share their views and communicate to gain loads of information, about exams, any new techniques, practice management, etc. It is very important to keep […]
Objectives Of Impression Making
An impression is made for the purpose of recording the anatomical landmarks and then to reproduce them on the cast to be poured. The main 5 objectives of impression making are: PRESS P – Preservation of remaining tooth structures R – Retention E – Esthetics S – Stability S – Support Retention: It is defined […]
Dry Socket / Alveolar Ostetis
Dry socket is a well recognized painful complication of Dental Extractions which is also called as localized Osteitis, in which the blood clot disintegrates exposing an infected necrotic socket wall giving rise to excruciating dry socket pain at the site. Dry socket or Alveolar Osteitis is a very unpleasant, very painful local complication of extraction of […]
Different Types & Sizes of X-Ray films – Dentistry
Dental Xrays are one of the most important part of a successful dental treatment, any dental treatment starts from Diagnosis of the present problem or condition. As a Dentist after hearing the chief complaint of the patient we get a minimum of two to three conditions in mind leading to Differential Diagnosis. To come to […]
Properties Of X-Rays
X-Rays are defined as a weightless package of pure energy (Photon) that are without electrical charge and that travel in waves along a straight line with a specific frequency and speed. X-rays were first produced by Sir William Morgan unknowingly while conducting one of his experiments. The first dentist to practice radiography in Dentistry was by […]