hazard components
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2021 ◽  
Vol 2114 (1) ◽  
pp. 012016
Author(s):  
Aqeel Maryoosh Jary ◽  
Sadeq Naeem Atiyah ◽  
Nazar Ali Abbood ◽  
M. W. Alhamd

Abstract The comes about of the total body scintigraphy filter with iodine-131 and the comes about of thyroid globulin titration were surveyed in 90 patients with separated thyroid cancer and with their follow-up after treatment. Amid the follow-up, backslides were watched in 12 cases, 8 cases (3 cases: ordinary thyroid globulin, 5 cases: tall thyroid gobolin) analyzed by scintigraphy filter and 5 cases with tall thyroid globulin level and the scintigraphy scan negative and backslide was analyzed with the assistance of radiography or ultrasound. Of the 24 cases who gotten sparkle filters demonstrating doubt of repeat, 6 cases were repetitive, whereas as it were 2 of the 63 routinely performed cases were found. It was watched that 10 of the 12 patients who had a backslide were from the tall hazard gather. When considering the typical upper constrain for thyroglobulin 10ng/ml, 3 untrue negative cases were found among patients with backslides, and the number diminished to 1 on the off chance that the upper restrain was considered 5ng/ml. In.


2008 ◽  
Vol 8 (5) ◽  
pp. 1161-1171 ◽  
Author(s):  
F. M. S. F. Marques

Abstract. The magnitude-frequency relationship of sea cliff failures in strong, low retreat rate cliffs, was studied using systematic historical inventories carried out in the coasts of Portugal and Morocco, in different geological and geomorphological settings, covering a wide size scale, from small to comparatively large rockslides, topples and rockfalls, at different time and spatial scales. The magnitude-frequency expressed in terms of volume displaced and of horizontal area lost at the cliff top showed good fit by inverse power laws of the type p=a.x−b, with a values from 0.2 to 0.3, and exponents b close to 1.0, similar to those proposed for rockfall inventories. The proposed power laws address the magnitude-frequency for sea cliff failures, which is an important component of hazard assessment, to be completed with adequate models for space and time hazard components. Maximum local retreat at the cliff top provided acceptable fitting to inverse power laws only for failures wider than 2m, with a = 4.0, and exponent b = 2.3, which may be useful to assess the cliff retreat hazard for the use of areas located near the cliff top.


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