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Katharina  A. Azim
    Objectives The aims of this study were to report the prevalence of inter-appointment flare-ups following adequate root canal disinfection and to investigate the host factors contributing to its occurrence. Materials and methods One... more
    Objectives The aims of this study were to report the prevalence of inter-appointment flare-ups following adequate root canal disinfection and to investigate the host factors contributing to its occurrence. Materials and methods One thousand five hundred patient records were reviewed and the prevalence of flare-up was recorded. Patients’ root canal space status (vital, non-vital or retreatment), medical condition and demographics (age, gender, tooth type and position) were recorded from their dental records. Statistical analyses were performed to determine the impact of the recorded factors on flare-up occurrence. Results Nine hundred fifty-one patient records met the inclusion criteria. The prevalence of flare-up was 2.3 %. There was a correlation between the canal space status and patient’s age with flare-up development (P < 0.05). There was no association between flare-up occurrence and tooth type, location, gender or medical condition (P > 0.5). Conclusion The root canal space status was the primary factor affecting flare-up occurrence. Patients >50 years had the highest risk in developing flare-ups. Clinical relevance This article provides evidence that patients suffering from inflamed pulp will not develop flare-up if adequate cleaning and shaping of the root canal space was performed. It also shows that patients above the age of 50 are a high-risk group that is prone to flare-up development.
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    In this article, we explore narrative inquiry data we collected with women who attempted to have a natural, drug-free childbirth for the birth of their first child. The data presented come from semi-structured life story interviews with... more
    In this article, we explore narrative inquiry data we collected with women who attempted to have a natural, drug-free childbirth for the birth of their first child. The data presented come from semi-structured life story interviews with six women who live in a metropolitan city in the mid-southern United States. Using creative analytic practice (CAP), the women's experiences are presented as a composite poem. The (re)presentation of the women's narratives in the poem emphasizes the tensions between what women desired and planned for in contrast to what they actually experienced during pregnancy and birth. The poem illustrates the politics of agency, the ways in which consent is bypassed or assumed in some medical institutions in the United States, and the resilience of the women.
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    Cone-beam computed tomographic (CBCT) imaging is a valuable tool for endodontic therapy. The aim of this study was to verify whether clinical use of CBCT imaging can accurately acquire parameters concerning molar pulp chamber landmarks,... more
    Cone-beam computed tomographic (CBCT) imaging is a valuable tool for endodontic therapy. The aim of this study was to verify whether clinical use of CBCT imaging can accurately acquire parameters concerning molar pulp chamber landmarks, which are important data to help start a successful access cavity and avoid iatrogenic furcation perforations. Seventy CBCT images were used to measure 118 maxillary and 104 mandibular molars. The following vertical distances were measured: from the cusp tip/central fossa to the pulp chamber floor, to the pulp chamber ceiling, and to furcation; from the pulp chamber ceiling to furcation; from the pulp chamber floor to furcation; and the pulp chamber height. Measurements were read to the nearest 0.05 mm. The measurements were as follows: the pulp chamber floor to furcation (maxillary molar: 1.97 ± 0.58 [mean ± standard deviation, mm], mandibular molar: 2.24 ± 0.47), the pulp chamber ceiling to furcation (maxillary molar: 4.09 ± 0.68, mandibular molar:...
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