Study Notes

Introduction The science of dental materials involves a study of the composition and properties of materials and the way in which they interact with the environment in which they are placed Selection of Dental materials The process of materials selection should ideally follow a logical sequence involving (1) analysis of the problem, (2) consideration of requirements, (3) consideration of available materials and their properties, leading to (4) c…

STREPTOCOCCAL INFECTIONS Most streptococci are normal flora of oropharynx Group A streptococci:  Str. pyogenes Group B streptococci:  Str. agalactiae Str. pneumoniae Strep viridans group Group D: Enterococcus (lately Strep. Fecalis and E. fecium), causes urinary tract infections,…

Mouth Protectors Use - to protect against effects of blows to chin, top of the head, the face, or grinding of the teeth Types o    Stock protectors-least desirable because of poor fit o    Mouth-formed protectors-improved fit compared with stock type o    Custom-made protectors-preferred because of durability. low  speech impairment, and comfort I. Components a. Stock protectors-thermoplastic copol…

GTR Membrane Placement: Apical border: 3 – 4 mm below defect margin. Lateral extension: 2 – 3 mm beyond defect. Root Surface Biomodification: Citric acid (pH 1.0) for 2 – 5 min. Enamel Matrix Derivative: Emdogain (from porcine teeth). Cervical Enamel Projections: Seen in 8.6 – 28.6% of molars. Smoking: Preventable risk factor; damages cilia via hydrogen cyanide.…

Approaches to the Oral Cavity in Oral Cancer Treatment In the management of oral cancer, surgical approaches are tailored to the location and extent of the lesions. The choice of surgical technique is crucial for achieving adequate tumor resection while preserving surrounding structures and function. Below are the primary surgical approaches used in the treatment of oral cancer: 1. Peroral Approach Indication: This approach is primarily used for small,…