Maizza Nadia Putri
Radiology Study Program, STIKES Guna Bangsa Yogyakarta, Indonesia

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Journal : Journal of Applied Health Management and Technology

Gel Formulation and Evaluation Of Cassava (Manihot esculenta) Flour As Accoustic Coupling Agent (ACA) Ultrasonography Efriza Nur Romadhoni; Maizza Nadia Putri; Arinal Hanifan Hanifan; Ayu Yuliana Fajriyah; Sista Lokatara Lokatara; Gatot Murti Wibowo
Journal of Applied Health Management and Technology Vol 4, No 2 (2022): April 2022
Publisher : Politeknik Kesehatan Kementerian Kesehatan Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31983/jahmt.v4i2.8420

Abstract

Background: World consumption of hydrogels from synthetic polymers is more than one million tons per year (El Mohdi, 2009). This can cause serious environmental damage problems. According to Moorthy (2004), the amylose content of tapioca flour is in the range of 20-27%. Cassava has a high amylopectin content, with the addition of aloe vera, it is hoped that the gel will be safer and better for patients with sensitive skin problems (Jahan, 2020).Methods: Experimental with true experimental design using posttest only control group design.Results: Three different gel formulations were obtained, including A2 gel with a composition of 25 grams of cassava flour, 4 grams of aloe vera gel, 0.1 grams of methyl paraben and 75 mL of distilled water. Gel B2 with a composition of 25 grams of cassava flour, 4 grams of aloe vera gel, 0.1 grams of methyl paraben, 100 mL of distilled water. The composition of the C2 gel includes 25 grams of cassava flour, 4 grams of aloe vera gel, 0.1 grams of methyl paraben and 125 mL of distilled water. Gel A2 has a standard pH and spreadability.Conclusion: The results of the evaluation of the formula have shown conformity with the parameters set so that gel A2 was chosen to be the optimum formula. Keyword : Cassava, Gel, Ultrasonography.
ANALYSIS OF IMAGE INFORMATION WHEN EMPLOYING THE DIFFUSION WEIGHTED IMAGING (DWI) SEQUENCES WITH ‘B’ VALUE VARIATION FOR INTRACRANIAL TUMOR CASE Maizza Nadia Putri; Lydia Purna W.S.K; Siti Masrochah
Journal of Applied Health Management and Technology Vol 4, No 1 (2022): January
Publisher : Politeknik Kesehatan Kementerian Kesehatan Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (249.648 KB) | DOI: 10.31983/jahmt.v4i1.8242

Abstract

Background: One variation of pulse sequence used in MRI Brain examination is Diffusion Weighted Image (DWI). In the DWI sequence, the value of 'b' which the operator must choose when setting the parameters, affects the signal intensity. In radiology installations, radiographers often use a 'b' value of 1000 s/mm2 with various pathologies. The purpose of this study was to determine the effect of setting the value of 'b' (1000.1500.2000 s/mm2) on image information and to determine the best setting of the three selected 'b' values in generating DWI signals for cases of intracranial tumors.Methods: This research is experimental study. This research uses MR GE 1.5 Tesla. 6 radiographic images were created with three 'b' value settings. Three radiologists then assessed areas of white matter, gray matter, proc. coronoid, basal ganglia and tumor lesions. The results were then analyzed using the Friedman statistical test.Results: The results showed that there were differences in signal intensity and image quality between the three setting values of 'b' with p value 0.005. The mean rank indicates that the best setting 'b' value in producing high signal intensity in Basal ganglia, Proc. coronoid and tumor lesions is 1500 s/mm2 (Mean rank: 2.75 and 2.42). then for white matter and gray matter the best 'b' value setting is 1000 s/mm2 (average rating: 2.50).Conclusion: There is a significant difference in MRI Brain image information with variations in the "b" values of 1000 s/mm2, 1500 s/mm2 and 2000 s/mm2 with pulse sequence Diffusion Weighted Imaging (DWI) using GE 1.5 Tesla MRI modality in patients with intracranial tumors (p 0.05). Keyword : DWI , ‘b’ value,  Brain, Tumor, image information