statement of problem: the goal of a successful endodontic surgery is to establish an adequate seal in apical region. therefore during surgery, root-end resection is essential for an appropriate situation and proper access.purpose: the aim of this study was to determine the most appropriate root-end resection angle to establish adequate apical seal in periapical surgerymaterials and methods: for...

The epidemiology and nature of childhood nail apparatus pathology is not well known. The aim of our study was to investigate the frequency and nature of nail alterations in Polish pediatric patients. Among 1588 patients diagnosed and treated at our clinic due to nail alterations, 82 (5.16%) patients under age 16 were selected. The most frequent (36.59%) diagnosis were variants of normal nails, ...

The main allergen responsible for contact dermatitis to nail polish is tosylamide-formaldehyde resin. The so-called hypoallergenic nail polishes are suposedly free of agents that commonly trigger reactions. The commercially available products and their compositions were studied. It was observed that most brands present at least one component capable of triggering the disease; therefore, allergi...

Acrylic nails, including sculptured nails and the new ultraviolet-curable gel polish lacquers, have been associated with allergic contact dermatitis (ACD). We report 2 cases of ACD to acrylic nails with severe onychodystrophy and psoriasiform changes including onycholysis and subungual hyperkeratosis. In both cases, the patients did not realize the association between the use of acrylate-based ...

AIM To assess the interference of nail polish on the reading of peripheral oxygen saturation in patients with chronic obstructive pulmonary disease on the step exercise. METHODS In this study, there was the inclusion of patients with chronic obstructive pulmonary disease, current non-smokers, of both sexes. Four different colours of nail polish were used in the present study (base, light pink...

Ultraviolet (UV)-curable nail lacquers, also called ‘gel polishes’, are novel popular manicure agents that are designed to be applied onnatural nails. They aremarketed under different brands, oneofwhich is Shellac®, launched by CND®, San Diego, CA, in 2010. These products have the advantages of being odourless, harden rapidly, and offering a wide spectrum of glossy colours. They are resistant a...