Primary Resistance Form Definition: Primary Resistance form is that shape and placement of the cavity walls to best enable both the tooth and restoration to withstand, without fracture the stresses of Masticatory forces delivered principally along the long axis of the tooth. Resistance form is the design of a cavity in such a way that […]
Types of Caries and their Causative Organisms
Dental Caries as described earlier is an irreversible microbial disease of the calcified tissues of the teeth, characterized by de-mineralization of the inorganic portion and destruction of the organic substance of the tooth. Caries when translated in Latin means ‘rot’ or ‘decay’ and Dental Caries means rotten or decayed teeth. Dental Caries was not seen […]
Characteristic Odors and Smells in Halitosis and their Causes
Halitosis or Bad breath is a common problem faced by every other person on this planet, the causes or etiology of this condition can be numerous so to point out one such cause to treat it becomes very difficult. So to treat Bad breath we need to consider many factors General Health, Oral hygiene, type […]
Cherubism
Definition: It is a autosomal dominant fibro-osseous benign hereditary condition which affects only the jaw bones and it is characterized by “bilaterally symmetrical enlargement” of mandible sometimes maxilla. Pathogenesis: Cherubism is a hereditary disease which is histologically similar to Central Giant cell granuloma occurs due to the following reasons: Differential Diagnosis: Giant Cell Granulomas of […]
Bone Marrow Aspiration Needle
Bone Marrow aspiration needle is an instrument used to aspirate Marrow from the Bone Bones commonly involved: Sternum or posterior iliac crests because they are superficial and make a note that all flat bones and vertebrae in the body contain bone marrow. Indications: Bone marrow infiltration: Leukaemia/lymphona Secondary carcinoma Myelofibrosis Cytopenias: Neutropenia thrombocytopenia Anemia Pancytopenia […]
Lumbar Puncture Needle
Lumbar Puncture Needle: It is a Needle which is used in the Lumbar Puncture Procedure Lumbar Puncture: It is a diagnostic and at times therapeutic procedure performed in order to collect a sample of cerebrospinal fluid (CSF) for biochemical, microbiological, and cytological analysis, or very rarely as a treatment (“therapeutic lumbar puncture”) to relieve increased […]
Mitral Valve Stenosis
Definition: Obstruction or narrowing of the Mitral valve. As the name suggests: Mitral valve: Valve in the heart, Stenosis: Abnormal narrowing in a blood vessel The valve orifice is slowly diminished by progressive fibrosis, leaflet calcification and fusion of the cusps and sub valvular apparatus. Restricted blood flow from the left atrium to left ventricle […]
List of Dental Colleges in India
List of Dental colleges in India: Below given is a list of all the dental colleges in India, with a total of 136 dental college all over India for students who want to become future dentists there are a lot of colleges to choose from. The number of seats All over India coming around 10000 […]
Verrucous Carcinoma
Verrucous Carcinoma Definition: Verrucous Carcinoma is a diffuse papillary, non metastasizing, well differentiated malignant neoplasm of the oral epithelium. Synonyms: Ackerman’s tumor. Etiology: Tobacco Chewing Snuff dipping habits – Moistened smokeless tobacco Clinical Features: Age: Above 60 yrs Sex: Males > Females Site/Location: Most common: Gingiva, alveloar mucosa and buccal mucosa Less common: Floor of […]
Laryngeal spasm
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 […]