Background/aimsDocumentation of conjunctival forniceal foreshortening in cases of progressive cicatrising conjunctivitis (PCC) is important in ascertaining disease stage and progression. Lower fornix shortening is often documented subjectively or semi-objectively, whereas upper forniceal obliteration is seldom quantified. Although tools such as fornix depth measurers (FDMs) have been described, their designs limit upper fornix measurement. The purpose of this study was to custom-design a FDM to evaluate the upper fornix and to assess variability in gauging fornix depth.MethodsA polymethylmethacrylate FDM was constructed using industry-standard jewellery computer software and machinery. Two observers undertook a prospective independent evaluation of central lower fornix depth in a heterogeneous cohort of patients with clinically normal and abnormal conjunctival fornices both subjectively and by using the FDM (in mm). Upper central fornix depth was also measured. Agreement was assessed using Bland–Altman plots.ResultsFifty-one eyes were evaluated. There was 100% intraobserver agreement to within 1 mm for each observer for lower fornix measurement. The mean difference in fornix depth loss using the FDM between observer 1 and 2 was 1.19%, with 95% confidence of agreement (±2SD) of −15% to +20%. In total, 86% (44/51) of measurements taken by the two observers agreed to within 10% of total lower fornix depth (ie, ±1 mm) versus only 63% (32/51) of the subjective measurements. Mean upper fornix difference was 0.57 mm, with 95% confidence of agreement of between −2 and +3 mm.ConclusionsThis custom-designed FDM is well tolerated by patients and shows low intraobserver and interobserver variability. This enables repeatable and reproducible measurement of upper and lower fornix depths, facilitating improved rates of detection and better monitoring of progression of conjunctival scarring.
Abstractis study was aimed to depict potential eff ects of stable formulation (water in oil emulsion), containing green tea (Camellia sinensis L) extract on skin sebum production in healthy human volunteers. For this purpose formulation was designed using ethanolic green tea extract and Abil®EM was used as an emulsifi er. Formulation was applied to the cheeks of healthy human volunteers (n=) for a period of weeks. Measurements for skin sebum production were considered using Sebumeter MPA . Results were compiled and any eff ect produced by the formulation was justifi ed statistically. It was observable that statistically signifi cant (p < . ) results were found for skin sebum production after long term application of the formulation. formulation of green tea extract was ideal in all aspects and can be experienced in skin disorders like acne to further investigate its eff ects in unhealthy volunteers.
Purpose: To determine the effect of an emulsion formulation of fenugreek (Trigonella Foneum-Graecum L) seed extract on some mechanical parameters of the skin of healthy human volunteers Methods: A water-in-oil emulsion cream base without fenugreek seed extract which served as control, and a similar formulation containing 4 %w/v of the extract in the internal (aqueous) phase were prepared. Each of the formulations was applied to the cheeks of 10 human volunteers for a period of 4 weeks and some mechanical parameters (R0, R1, R2, R3, R4, R5, R6, R7, R8 and R9) of the skin were measured weekly using Cutometer MPA 580. Results: The results indicate that the effects of the creams on skin mechanical properties were significant (p < 0.05) with respect to time, except for R4 and R9. The extract-containing cream substantially increased skin elasticity, hydration and the ability of skin to resist photo-aging when compared to the base. Conclusion: Both the cream base and the cream containing fenugreek extract demonstrated significant (p < 0.05) improvement in all mechanical parameters related to skin elasticity, ageing, hydration and fatigue but the effect of the extract cream was more pronounced in some cases.
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