scholarly journals Silver diamine fluoride - Magic alternative in caries management: A review

2021 ◽  
Vol 8 (2) ◽  
pp. 47-51
Author(s):  
Pallavi Anand ◽  
Pulkit Jhingan ◽  
Manvi Malik ◽  
Shivani Mathur ◽  
Vinod Sachdev

Silver diamine fluoride (SDF) is a clear and odorless liquid used for dentinal hypersensitivity and arresting caries unless there’s no pulpal involvement for all age groups across all countries. Discoveries let us change old paradigms with the new ones. SDF being cleared for commercial use now can help in achieving the all-time goal of caries prevention. Various studies have established that options like potassium iodide and different restorations can help mask the staining problem of SDF. This can restore form and function as well for the teeth. With the unimaginable COVID 19 situation, dentistry has realized the importance of minimally invasive interventions than ever before. SDF is a blessing in such challenging times and it may be the magical alternative to caries management in the future.

2011 ◽  
Vol 23 (3) ◽  
pp. 399-428 ◽  
Author(s):  
Devyani Sharma ◽  
Lavanya Sankaran

AbstractThis study examines the retention of a non-native dialect feature by British Asians in London. We examine the use of one Punjabi feature (t-retroflexion) and one British feature (t-glottaling) across three groups: first-generation non-native immigrants and two age groups of second-generation British Asians. Cognitively oriented models predict that non-native features will either be innately blocked (Chambers, 2002) or reallocated by native generations. A socially oriented model allows for more gradual change. Contrary to the cognitive view, the older second generation neither blocks nor clearly reallocates use of t-retroflexion; they closely mirror the first generation's non-native use. However, they simultaneously control nativelike t-glottaling, reflecting a robust bidialectal ability. It is the younger second generation who exhibit focused reallocation in the form and function of t-retroflexion. This 20-year lag corresponds to major changes in demographics and race relations in the community over 5 decades. The study shows that acquisition of the local dialect and retention of exogenous features should be seen as independently constrained rather than as mutually exclusive.


2014 ◽  
Vol 23 (4) ◽  
pp. 587-598 ◽  
Author(s):  
Suneeti Nathani Iyer ◽  
David J. Ertmer

Purpose This preliminary study explored relationships between form and function in prelinguistic vocalizations to increase our understanding of early communicative development and to provide potential clinical implications for early communicative assessment and intervention. Method Twenty typically developing infants—5 infants in each of 4 age groups, from 3 to 20 months of age—were included. Vocalizations from these infants had previously been categorized for their form (Nathani, Ertmer, & Stark, 2006) and function (Stark, Bernstein, & Demorest, 1993) characteristics. In the present study, cross-classification tabulations between form and function were conducted to examine relationships between vocalization types and their apparent uses. Results As anticipated, earlier developing forms were mostly associated with earlier developing functions, and later developing forms were mostly associated with later developing functions. However, there were some exceptions such that some forms were associated with a variety of functions, and vice versa. Conclusions The results suggest that some forms are more tightly coupled to function than others in the prelinguistic and early linguistic period. Preliminary implications for developmental theory, future research, and clinical applications are discussed. Larger, longitudinal studies with typical and atypical populations and stricter methodological controls are needed to validate these findings.


2021 ◽  
Vol 2 (2) ◽  
pp. 42-54
Author(s):  
Abhishek Soni ◽  
Sanchit Paul ◽  
Priyanka Sachdeva

The current pandemic of COVID-19 warrants a repeal from conventional dentistry to an aerosol free, minimally invasive yet maximally effective clinical approach. Silver diamine fluoride (SDF) is an established modality for caries arrest in children fulfilling all the above. This extensive 25 case series highlights various clinical situations in which SDF was successfully used in children between 1-12 years of age with asymptomatic carious lesions of ICDAS score 2 or more in primary and permanent teeth. Primary outcome measure was caries arrest in the form of the hard and shiny lesion with no/minimal sensitivity. The secondary outcome measure was the zombie effect which was the residual staining on other tooth surfaces and indications of substantivity. SDF can be effectively and efficaciously used across different behaviour patterns and age groups of children in a various clinical scenario for both primary and permanent teeth routinely experienced in a paediatric dental office especially during these pandemic times with minimal aerosol generation.


Author(s):  
Elavenil Panneerselvam ◽  
Poornima Ravi ◽  
B. Sasikala

AbstractFractures of the Zygomatico Maxillary complex result in cosmetic deformity as well as functional deficits such as altered vision, restricted mouth opening and paresthesia. Accurate restitution of the form and function of the ZMC is challenging because of its multipoint- articulation within the cranio facial skeleton and the difficulty involved in intra-operative assessment of reduction at all articulations. Management of ZMC fractures is unique; (1) The approaches used for reduction may be different from those for fixation (2) Lack of complete visualization of fracture predisposes to over or under reduction resulting in sub optimal outcomes (3) Philosophies of fixation and stabilization are numerous and debatable.With advancements in the imaging technology, armamentarium and refinement of approaches to fracture, there is an emerging trend towards achieving utmost precision in reduction and fixation with minimally invasive surgical principles. This chapter aims at elaborating the biodynamics of ZMC fractures, the evolution of various techniques for reduction & fixation along with their rationale and finally the cutting-edge technology in management of fractured ZMC.


Author(s):  
Patricia G. Arscott ◽  
Gil Lee ◽  
Victor A. Bloomfield ◽  
D. Fennell Evans

STM is one of the most promising techniques available for visualizing the fine details of biomolecular structure. It has been used to map the surface topography of inorganic materials in atomic dimensions, and thus has the resolving power not only to determine the conformation of small molecules but to distinguish site-specific features within a molecule. That level of detail is of critical importance in understanding the relationship between form and function in biological systems. The size, shape, and accessibility of molecular structures can be determined much more accurately by STM than by electron microscopy since no staining, shadowing or labeling with heavy metals is required, and there is no exposure to damaging radiation by electrons. Crystallography and most other physical techniques do not give information about individual molecules.We have obtained striking images of DNA and RNA, using calf thymus DNA and two synthetic polynucleotides, poly(dG-me5dC)·poly(dG-me5dC) and poly(rA)·poly(rU).


2011 ◽  
Author(s):  
Scott Fluke ◽  
Russell J. Webster ◽  
Donald A. Saucier

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