메뉴 건너뛰기




Volumn 2, Issue 3, 2007, Pages 321-329

Clinical Significance of Incidental Focal Versus Diffuse Thyroid Uptake on FDG-PET Imaging

Author keywords

FDG PET; Incidental uptake; Thyroid

Indexed keywords

FLUORODEOXYGLUCOSE F 18;

EID: 64749085751     PISSN: 15568598     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cpet.2008.04.001     Document Type: Review
Times cited : (10)

References (44)
  • 1
    • 0346157380 scopus 로고    scopus 로고
    • Staging of lung cancer with integrated PET-CT
    • [author reply: 86-87]
    • Ollenberger G.P. Staging of lung cancer with integrated PET-CT. N Engl J Med 350 1 (2004) 86-87 [author reply: 86-87]
    • (2004) N Engl J Med , vol.350 , Issue.1 , pp. 86-87
    • Ollenberger, G.P.1
  • 2
    • 37649015074 scopus 로고    scopus 로고
    • 18F-FDG PET for posttherapy assessment of Hodgkin's disease and aggressive non-Hodgkin's lymphoma: a systematic review
    • Terasawa T., Nihashi T., Hotta T., et al. 18F-FDG PET for posttherapy assessment of Hodgkin's disease and aggressive non-Hodgkin's lymphoma: a systematic review. J Nucl Med 49 1 (2008) 13-21
    • (2008) J Nucl Med , vol.49 , Issue.1 , pp. 13-21
    • Terasawa, T.1    Nihashi, T.2    Hotta, T.3
  • 3
    • 35348923612 scopus 로고    scopus 로고
    • New imaging tools for the diagnosis of infection
    • Walker R.C., Jones-Jackson L.B., Martin W., et al. New imaging tools for the diagnosis of infection. Future Microbiol 2 5 (2007) 527-554
    • (2007) Future Microbiol , vol.2 , Issue.5 , pp. 527-554
    • Walker, R.C.1    Jones-Jackson, L.B.2    Martin, W.3
  • 4
    • 0035133814 scopus 로고    scopus 로고
    • The promising role of 18F-FDG PET in detecting infected lower limb prosthesis implants
    • Zhuang H., Duarte P.S., Pourdehnad M., et al. The promising role of 18F-FDG PET in detecting infected lower limb prosthesis implants. J Nucl Med 42 1 (2001) 44-48
    • (2001) J Nucl Med , vol.42 , Issue.1 , pp. 44-48
    • Zhuang, H.1    Duarte, P.S.2    Pourdehnad, M.3
  • 5
    • 13844298165 scopus 로고    scopus 로고
    • Normal FDG distribution patterns in the head and neck: PET/CT evaluation
    • Nakamoto Y., Tatsumi M., Hammoud D., et al. Normal FDG distribution patterns in the head and neck: PET/CT evaluation. Radiology 234 3 (2005) 879-885
    • (2005) Radiology , vol.234 , Issue.3 , pp. 879-885
    • Nakamoto, Y.1    Tatsumi, M.2    Hammoud, D.3
  • 6
    • 0031304418 scopus 로고    scopus 로고
    • Whole-body positron emission tomography: normal variations, pitfalls, and technical considerations
    • Gordon B.A., Flanagan F.L., and Dehdashti F. Whole-body positron emission tomography: normal variations, pitfalls, and technical considerations. AJR Am J Roentgenol 169 6 (1997) 1675-1680
    • (1997) AJR Am J Roentgenol , vol.169 , Issue.6 , pp. 1675-1680
    • Gordon, B.A.1    Flanagan, F.L.2    Dehdashti, F.3
  • 7
    • 0032616268 scopus 로고    scopus 로고
    • Pitfalls in oncologic diagnosis with FDG PET imaging: physiologic and benign variants
    • [quiz: 61-77]
    • Shreve P.D., Anzai Y., and Wahl R.L. Pitfalls in oncologic diagnosis with FDG PET imaging: physiologic and benign variants. Radiographics 19 1 (1999) 150-151 [quiz: 61-77]
    • (1999) Radiographics , vol.19 , Issue.1 , pp. 150-151
    • Shreve, P.D.1    Anzai, Y.2    Wahl, R.L.3
  • 8
    • 0031038707 scopus 로고    scopus 로고
    • Thyroid incidentalomas: management approaches to nonpalpable nodules discovered incidentally on thyroid imaging
    • Tan G.H., and Gharib H. Thyroid incidentalomas: management approaches to nonpalpable nodules discovered incidentally on thyroid imaging. Ann Intern Med 126 3 (1997) 226-231
    • (1997) Ann Intern Med , vol.126 , Issue.3 , pp. 226-231
    • Tan, G.H.1    Gharib, H.2
  • 9
    • 0035659497 scopus 로고    scopus 로고
    • Risk of malignancy in thyroid incidentalomas identified by fluorodeoxyglucose-positron emission tomography
    • Cohen M.S., Arslan N., Dehdashti F., et al. Risk of malignancy in thyroid incidentalomas identified by fluorodeoxyglucose-positron emission tomography. Surgery 130 6 (2001) 941-946
    • (2001) Surgery , vol.130 , Issue.6 , pp. 941-946
    • Cohen, M.S.1    Arslan, N.2    Dehdashti, F.3
  • 10
    • 0141564602 scopus 로고    scopus 로고
    • Prevalence and risk of cancer of focal thyroid incidentaloma identified by 18F-fluorodeoxyglucose positron emission tomography for metastasis evaluation and cancer screening in healthy subjects
    • Kang K.W., Kim S.K., Kang H.S., et al. Prevalence and risk of cancer of focal thyroid incidentaloma identified by 18F-fluorodeoxyglucose positron emission tomography for metastasis evaluation and cancer screening in healthy subjects. J Clin Endocrinol Metab 88 9 (2003) 4100-4104
    • (2003) J Clin Endocrinol Metab , vol.88 , Issue.9 , pp. 4100-4104
    • Kang, K.W.1    Kim, S.K.2    Kang, H.S.3
  • 11
    • 20144369662 scopus 로고    scopus 로고
    • 18F-fluorodeoxyglucose uptake in thyroid from positron emission tomogram (PET) for evaluation in cancer patients: high prevalence of malignancy in thyroid PET incidentaloma
    • Kim T.Y., Kim W.B., Ryu J.S., et al. 18F-fluorodeoxyglucose uptake in thyroid from positron emission tomogram (PET) for evaluation in cancer patients: high prevalence of malignancy in thyroid PET incidentaloma. Laryngoscope 115 6 (2005) 1074-1078
    • (2005) Laryngoscope , vol.115 , Issue.6 , pp. 1074-1078
    • Kim, T.Y.1    Kim, W.B.2    Ryu, J.S.3
  • 12
    • 33845649452 scopus 로고    scopus 로고
    • FDG-PET detected thyroid incidentalomas: need for further investigation?
    • Are C., Hsu J.F., Schoder H., et al. FDG-PET detected thyroid incidentalomas: need for further investigation?. Ann Surg Oncol 14 1 (2007) 239-247
    • (2007) Ann Surg Oncol , vol.14 , Issue.1 , pp. 239-247
    • Are, C.1    Hsu, J.F.2    Schoder, H.3
  • 13
    • 17444413087 scopus 로고    scopus 로고
    • Prevalence and risk of cancer of focal thyroid incidentaloma identified by 18F-fluorodeoxyglucose positron emission tomography for cancer screening in healthy subjects
    • Chen Y.K., Ding H.J., Chen K.T., et al. Prevalence and risk of cancer of focal thyroid incidentaloma identified by 18F-fluorodeoxyglucose positron emission tomography for cancer screening in healthy subjects. Anticancer Res 25 2B (2005) 1421-1426
    • (2005) Anticancer Res , vol.25 , Issue.2 B , pp. 1421-1426
    • Chen, Y.K.1    Ding, H.J.2    Chen, K.T.3
  • 14
    • 33645533270 scopus 로고    scopus 로고
    • Positron emission tomography (PET) positive thyroid incidentaloma: the risk of malignancy observed in a tertiary referral center
    • Chu Q.D., Connor M.S., Lilien D.L., et al. Positron emission tomography (PET) positive thyroid incidentaloma: the risk of malignancy observed in a tertiary referral center. Am Surg 72 3 (2006) 272-275
    • (2006) Am Surg , vol.72 , Issue.3 , pp. 272-275
    • Chu, Q.D.1    Connor, M.S.2    Lilien, D.L.3
  • 15
    • 34147169551 scopus 로고    scopus 로고
    • The value of quantifying 18F-FDG uptake in thyroid nodules found incidentally on whole-body PET-CT
    • Bogsrud T.V., Karantanis D., Nathan M.A., et al. The value of quantifying 18F-FDG uptake in thyroid nodules found incidentally on whole-body PET-CT. Nucl Med Commun 28 5 (2007) 373-381
    • (2007) Nucl Med Commun , vol.28 , Issue.5 , pp. 373-381
    • Bogsrud, T.V.1    Karantanis, D.2    Nathan, M.A.3
  • 16
    • 33745103803 scopus 로고    scopus 로고
    • Focal thyroid lesions incidentally identified by integrated 18F-FDG PET/CT: clinical significance and improved characterization
    • Choi J.Y., Lee K.S., Kim H.J., et al. Focal thyroid lesions incidentally identified by integrated 18F-FDG PET/CT: clinical significance and improved characterization. J Nucl Med 47 4 (2006) 609-615
    • (2006) J Nucl Med , vol.47 , Issue.4 , pp. 609-615
    • Choi, J.Y.1    Lee, K.S.2    Kim, H.J.3
  • 17
    • 20744432011 scopus 로고    scopus 로고
    • Focal uptake of fluorodeoxyglucose by the thyroid in patients undergoing initial disease staging with combined PET/CT for non-small cell lung cancer
    • Yi J.G., Marom E.M., Munden R.F., et al. Focal uptake of fluorodeoxyglucose by the thyroid in patients undergoing initial disease staging with combined PET/CT for non-small cell lung cancer. Radiology 236 1 (2005) 271-275
    • (2005) Radiology , vol.236 , Issue.1 , pp. 271-275
    • Yi, J.G.1    Marom, E.M.2    Munden, R.F.3
  • 18
    • 34250774544 scopus 로고    scopus 로고
    • Focal uptake of (18)F-fluorodeoxyglucose by thyroid in patients with nonthyroidal head and neck cancers
    • Nam S.Y., Roh J.L., Kim J.S., et al. Focal uptake of (18)F-fluorodeoxyglucose by thyroid in patients with nonthyroidal head and neck cancers. Clin Endocrinol (Oxf) 67 1 (2007) 135-139
    • (2007) Clin Endocrinol (Oxf) , vol.67 , Issue.1 , pp. 135-139
    • Nam, S.Y.1    Roh, J.L.2    Kim, J.S.3
  • 19
    • 34548238863 scopus 로고    scopus 로고
    • Incidence of thyroid carcinoma in fluorodeoxyglucose positron emission tomography-positive thyroid incidentalomas
    • King D.L., Stack Jr. B.C., Spring P.M., et al. Incidence of thyroid carcinoma in fluorodeoxyglucose positron emission tomography-positive thyroid incidentalomas. Otolaryngol Head Neck Surg 137 3 (2007) 400-404
    • (2007) Otolaryngol Head Neck Surg , vol.137 , Issue.3 , pp. 400-404
    • King, D.L.1    Stack Jr., B.C.2    Spring, P.M.3
  • 20
    • 0031840995 scopus 로고    scopus 로고
    • Chronic thyroiditis: diffuse uptake of FDG at PET
    • Yasuda S., Shohtsu A., Ide M., et al. Chronic thyroiditis: diffuse uptake of FDG at PET. Radiology 207 3 (1998) 775-778
    • (1998) Radiology , vol.207 , Issue.3 , pp. 775-778
    • Yasuda, S.1    Shohtsu, A.2    Ide, M.3
  • 21
    • 34250360184 scopus 로고    scopus 로고
    • Clinical significance of diffusely increased 18F-FDG uptake in the thyroid gland
    • Karantanis D., Bogsrud T.V., Wiseman G.A., et al. Clinical significance of diffusely increased 18F-FDG uptake in the thyroid gland. J Nucl Med 48 6 (2007) 896-901
    • (2007) J Nucl Med , vol.48 , Issue.6 , pp. 896-901
    • Karantanis, D.1    Bogsrud, T.V.2    Wiseman, G.A.3
  • 22
    • 34548029694 scopus 로고    scopus 로고
    • Diffuse and diffuse-plus-focal uptake in the thyroid gland identified by using FDG-PET: prevalence of thyroid cancer and Hashimoto's thyroiditis
    • Kurata S., Ishibashi M., Hiromatsu Y., et al. Diffuse and diffuse-plus-focal uptake in the thyroid gland identified by using FDG-PET: prevalence of thyroid cancer and Hashimoto's thyroiditis. Ann Nucl Med 21 6 (2007) 325-330
    • (2007) Ann Nucl Med , vol.21 , Issue.6 , pp. 325-330
    • Kurata, S.1    Ishibashi, M.2    Hiromatsu, Y.3
  • 23
    • 0034095511 scopus 로고    scopus 로고
    • Thyroid incidentalomas: prevalence, diagnosis, significance, and management
    • Burguera B., and Gharib H. Thyroid incidentalomas: prevalence, diagnosis, significance, and management. Endocrinol Metab Clin North Am 29 1 (2000) 187-203
    • (2000) Endocrinol Metab Clin North Am , vol.29 , Issue.1 , pp. 187-203
    • Burguera, B.1    Gharib, H.2
  • 24
    • 0031761628 scopus 로고    scopus 로고
    • Glucose metabolism of the thyroid in Graves' disease measured by F-18-fluoro-deoxyglucose positron emission tomography
    • Boerner A.R., Voth E., Theissen P., et al. Glucose metabolism of the thyroid in Graves' disease measured by F-18-fluoro-deoxyglucose positron emission tomography. Thyroid 8 9 (1998) 765-772
    • (1998) Thyroid , vol.8 , Issue.9 , pp. 765-772
    • Boerner, A.R.1    Voth, E.2    Theissen, P.3
  • 25
    • 34748911753 scopus 로고    scopus 로고
    • Diagnostic trinity: Graves' disease on F-18 FDG PET
    • Chen Y.K., Wang Y.F., and Chiu J.S. Diagnostic trinity: Graves' disease on F-18 FDG PET. Clin Nucl Med 32 10 (2007) 816-817
    • (2007) Clin Nucl Med , vol.32 , Issue.10 , pp. 816-817
    • Chen, Y.K.1    Wang, Y.F.2    Chiu, J.S.3
  • 26
    • 0036284317 scopus 로고    scopus 로고
    • Clinical relevance of thyroid fluorodeoxyglucose-whole body positron emission tomography incidentaloma
    • Van den Bruel A., Maes A., De Potter T., et al. Clinical relevance of thyroid fluorodeoxyglucose-whole body positron emission tomography incidentaloma. J Clin Endocrinol Metab 87 4 (2002) 1517-1520
    • (2002) J Clin Endocrinol Metab , vol.87 , Issue.4 , pp. 1517-1520
    • Van den Bruel, A.1    Maes, A.2    De Potter, T.3
  • 27
    • 0035375225 scopus 로고    scopus 로고
    • Incidental thyroid carcinoma identified by positron emission tomography scanning obtained for metastatic evaluation
    • Davis P.W., Perrier N.D., Adler L., et al. Incidental thyroid carcinoma identified by positron emission tomography scanning obtained for metastatic evaluation. Am Surg 67 6 (2001) 582-584
    • (2001) Am Surg , vol.67 , Issue.6 , pp. 582-584
    • Davis, P.W.1    Perrier, N.D.2    Adler, L.3
  • 28
    • 0031028456 scopus 로고    scopus 로고
    • Metastasis to the thyroid gland: a report of 43 cases
    • Nakhjavani M.K., Gharib H., Goellner J.R., et al. Metastasis to the thyroid gland: a report of 43 cases. Cancer 79 3 (1997) 574-578
    • (1997) Cancer , vol.79 , Issue.3 , pp. 574-578
    • Nakhjavani, M.K.1    Gharib, H.2    Goellner, J.R.3
  • 29
    • 0031948959 scopus 로고    scopus 로고
    • Metastatic tumors of the thyroid gland: a study of 79 cases in Chinese patients
    • Lam K.Y., and Lo C.Y. Metastatic tumors of the thyroid gland: a study of 79 cases in Chinese patients. Arch Pathol Lab Med 122 1 (1998) 37-41
    • (1998) Arch Pathol Lab Med , vol.122 , Issue.1 , pp. 37-41
    • Lam, K.Y.1    Lo, C.Y.2
  • 30
    • 0035964620 scopus 로고    scopus 로고
    • Second primary neoplasms among 53 159 haematolymphoproliferative malignancy patients in Sweden, 1958-1996: a search for common mechanisms
    • Dong C., and Hemminki K. Second primary neoplasms among 53 159 haematolymphoproliferative malignancy patients in Sweden, 1958-1996: a search for common mechanisms. Br J Cancer 85 7 (2001) 997-1005
    • (2001) Br J Cancer , vol.85 , Issue.7 , pp. 997-1005
    • Dong, C.1    Hemminki, K.2
  • 31
    • 0042806201 scopus 로고    scopus 로고
    • Multiple primary cancer: an experience at the Cancer Institute Hospital with special reference to colorectal cancer
    • Ueno M., Muto T., Oya M., et al. Multiple primary cancer: an experience at the Cancer Institute Hospital with special reference to colorectal cancer. Int J Clin Oncol 8 3 (2003) 162-167
    • (2003) Int J Clin Oncol , vol.8 , Issue.3 , pp. 162-167
    • Ueno, M.1    Muto, T.2    Oya, M.3
  • 32
    • 0035109420 scopus 로고    scopus 로고
    • Incidental focal thyroid uptake on FDG positron emission tomographic scans may represent a second primary tumor
    • Ramos C.D., Chisin R., Yeung H.W., et al. Incidental focal thyroid uptake on FDG positron emission tomographic scans may represent a second primary tumor. Clin Nucl Med 26 3 (2001) 193-197
    • (2001) Clin Nucl Med , vol.26 , Issue.3 , pp. 193-197
    • Ramos, C.D.1    Chisin, R.2    Yeung, H.W.3
  • 33
    • 0344097390 scopus 로고    scopus 로고
    • [F-18-FDG PET in autonomous goiter]
    • [in German]
    • Borner A.R., Voth E., Wienhard K., et al. [F-18-FDG PET in autonomous goiter]. Nuklearmedizin 38 1 (1999) 1-6 [in German]
    • (1999) Nuklearmedizin , vol.38 , Issue.1 , pp. 1-6
    • Borner, A.R.1    Voth, E.2    Wienhard, K.3
  • 34
    • 0024598751 scopus 로고
    • Glucose turnover in hyperthyroid patients with normal glucose tolerance
    • Karlander S.G., Khan A., Wajngot A., et al. Glucose turnover in hyperthyroid patients with normal glucose tolerance. J Clin Endocrinol Metab 68 4 (1989) 780-786
    • (1989) J Clin Endocrinol Metab , vol.68 , Issue.4 , pp. 780-786
    • Karlander, S.G.1    Khan, A.2    Wajngot, A.3
  • 35
    • 0023225198 scopus 로고
    • Thyrotropin stimulates glucose transport in cultured rat thyroid cells
    • Filetti S., Damante G., and Foti D. Thyrotropin stimulates glucose transport in cultured rat thyroid cells. Endocrinology 120 6 (1987) 2576-2581
    • (1987) Endocrinology , vol.120 , Issue.6 , pp. 2576-2581
    • Filetti, S.1    Damante, G.2    Foti, D.3
  • 36
    • 0026742094 scopus 로고
    • The regulation of two distinct glucose transporter (GLUT1 and GLUT4) gene expressions in cultured rat thyroid cells by thyrotropin
    • Hosaka Y., Tawata M., Kurihara A., et al. The regulation of two distinct glucose transporter (GLUT1 and GLUT4) gene expressions in cultured rat thyroid cells by thyrotropin. Endocrinology 131 1 (1992) 159-165
    • (1992) Endocrinology , vol.131 , Issue.1 , pp. 159-165
    • Hosaka, Y.1    Tawata, M.2    Kurihara, A.3
  • 37
    • 0034518644 scopus 로고    scopus 로고
    • Influence of thyroid-stimulating hormone levels on uptake of FDG in recurrent and metastatic differentiated thyroid carcinoma
    • Moog F., Linke R., Manthey N., et al. Influence of thyroid-stimulating hormone levels on uptake of FDG in recurrent and metastatic differentiated thyroid carcinoma. J Nucl Med 41 12 (2000) 1989-1995
    • (2000) J Nucl Med , vol.41 , Issue.12 , pp. 1989-1995
    • Moog, F.1    Linke, R.2    Manthey, N.3
  • 38
    • 0035986933 scopus 로고    scopus 로고
    • Better yield of (18)fluorodeoxyglucose-positron emission tomography in patients with metastatic differentiated thyroid carcinoma during thyrotropin stimulation
    • van Tol K.M., Jager P.L., Piers D.A., et al. Better yield of (18)fluorodeoxyglucose-positron emission tomography in patients with metastatic differentiated thyroid carcinoma during thyrotropin stimulation. Thyroid 12 5 (2002) 381-387
    • (2002) Thyroid , vol.12 , Issue.5 , pp. 381-387
    • van Tol, K.M.1    Jager, P.L.2    Piers, D.A.3
  • 39
    • 0842334543 scopus 로고    scopus 로고
    • Recombinant human thyrotropin stimulation of fluoro-D-glucose positron emission tomography uptake in well-differentiated thyroid carcinoma
    • Chin B.B., Patel P., Cohade C., et al. Recombinant human thyrotropin stimulation of fluoro-D-glucose positron emission tomography uptake in well-differentiated thyroid carcinoma. J Clin Endocrinol Metab 89 1 (2004) 91-95
    • (2004) J Clin Endocrinol Metab , vol.89 , Issue.1 , pp. 91-95
    • Chin, B.B.1    Patel, P.2    Cohade, C.3
  • 40
    • 35348887737 scopus 로고    scopus 로고
    • Histological aggressiveness of fluorodeoxyglucose positron-emission tomogram (FDG-PET)-detected incidental thyroid carcinomas
    • Are C., Hsu J.F., Ghossein R.A., et al. Histological aggressiveness of fluorodeoxyglucose positron-emission tomogram (FDG-PET)-detected incidental thyroid carcinomas. Ann Surg Oncol 14 11 (2007) 3210-3215
    • (2007) Ann Surg Oncol , vol.14 , Issue.11 , pp. 3210-3215
    • Are, C.1    Hsu, J.F.2    Ghossein, R.A.3
  • 41
    • 33646684498 scopus 로고    scopus 로고
    • Papillary carcinoma of thyroid: a 30-yr clinicopathological review of the histological variants
    • Lam A.K., Lo C.Y., and Lam K.S. Papillary carcinoma of thyroid: a 30-yr clinicopathological review of the histological variants. Endocr Pathol 16 4 (2005) 323-330
    • (2005) Endocr Pathol , vol.16 , Issue.4 , pp. 323-330
    • Lam, A.K.1    Lo, C.Y.2    Lam, K.S.3
  • 42
    • 33846231888 scopus 로고    scopus 로고
    • Prevalence and prognostic significance of tall cell variant of papillary thyroid carcinoma
    • Michels J.J., Jacques M., Henry-Amar M., et al. Prevalence and prognostic significance of tall cell variant of papillary thyroid carcinoma. Hum pathol 38 2 (2007) 212-219
    • (2007) Hum pathol , vol.38 , Issue.2 , pp. 212-219
    • Michels, J.J.1    Jacques, M.2    Henry-Amar, M.3
  • 43
    • 0034014554 scopus 로고    scopus 로고
    • Tall cell variant: an aggressive form of papillary thyroid carcinoma
    • Prendiville S., Burman K.D., Ringel M.D., et al. Tall cell variant: an aggressive form of papillary thyroid carcinoma. Otolaryngol Head Neck Surg 122 3 (2000) 352-357
    • (2000) Otolaryngol Head Neck Surg , vol.122 , Issue.3 , pp. 352-357
    • Prendiville, S.1    Burman, K.D.2    Ringel, M.D.3
  • 44
    • 17244376576 scopus 로고    scopus 로고
    • Prognostic factors in papillary thyroid cancer: an evaluation of 601 consecutive patients
    • Siironen P., Louhimo J., Nordling S., et al. Prognostic factors in papillary thyroid cancer: an evaluation of 601 consecutive patients. Tumour Biol 26 2 (2005) 57-64
    • (2005) Tumour Biol , vol.26 , Issue.2 , pp. 57-64
    • Siironen, P.1    Louhimo, J.2    Nordling, S.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.