Displaying publications 61 - 80 of 107 in total

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  1. Wong DKC, Muhamad NS, Sobri SS, Amin WAM, Yusof Z
    Med J Malaysia, 2019 04;74(2):85-86.
    PMID: 31079134
    Metastasising pleomorphic adenoma is rare and may occur years after surgical excision of a pleomorphic adenoma (PA). We present a 61-year-old woman with a right infratemporal PA with metastases to the cervical lymph nodes after 30 years following a total parotidectomy. She was treated successfully with a resection of the tumour with combined neck and mandibulotomy approach along with postoperative radiotherapy given subsequently.
    Matched MeSH terms: Lymphatic Metastasis
  2. George J, Lai FM
    Singapore Med J, 1995 Apr;36(2):224-7.
    PMID: 7676275
    A 60-year-old Chinese lady presented with a left flank mass and weight loss. Plain films showed a sclerotic L1 vertebral body, osteopenic L2 and L3 vertebral bodies and loss of left psoas outline. However initially unrevealed history of previous carcinoma of the cervix caused confusion as to the aetiology of a sclerotic vertebral body associated with an left flank collection. Psoas abscess with adjacent bony osteomyelitis was initially suspected. The left flank mass turned out to be an infected necrotic large metastatic lymph node compressing the lower pole of the left kidney. The sclerotic and osteopenic vertebral bodies represented an unusual presentation of bony cervical carcinoma metastases.
    Matched MeSH terms: Lymphatic Metastasis/pathology*
  3. Mohd Kamil A, Draman CR, Seman MR, Kalavathy R, Mubarak MY
    Saudi J Kidney Dis Transpl, 2016 Jul-Aug;27(4):787-90.
    PMID: 27424699 DOI: 10.4103/1319-2442.185259
    Malignancy is a significant long-term complication of successful renal transplantation. Not only the rate is higher but also cases are highly aggressive. We report a case of metastatic, small cell, neuroendocrine tumor in a post-renal transplant patient with progressive left inguinal nodes and right lumbar swellings. He had a remarkably elevated serum lactate dehydrogenase levels with multiple metastatic masses in the left inguinal, left iliac fossa, and right lower abdominal wall on abdominal computed tomography scan. Excisional biopsy of a left inguinal node revealed extensive infiltration with malignant cells in it. Immunohistochemistry staining was positive for synaptophysin, prostatic specific antigen, and CD56. While the primary small cell carcinoma of genitourinary organs is rare, the case illustrates the highly aggressive nature of the disease in a kidney transplant recipient.
    Matched MeSH terms: Lymphatic Metastasis
  4. Mutalib NS, Yusof AM, Mokhtar NM, Harun R, Muhammad R, Jamal R
    Asian Pac J Cancer Prev, 2016;17(1):25-35.
    PMID: 26838219
    Lymph node metastasis (LNM) in papillary thyroid cancer (PTC) has been shown to be associated with increased risk of locoregional recurrence, poor prognosis and decreased survival, especially in older patients. Hence, there is a need for a reliable biomarker for the prediction of LNM in this cancer. MicroRNAs (miRNAs) are small noncoding RNAs that regulate gene translation or degradation and play key roles in numerous cellular functions including cell-cycle regulation, differentiation, apoptosis, invasion and migration. Various studies have demonstrated deregulation of miRNA levels in many diseases including cancers. While a large number of miRNAs have been identified from PTCs using various means, association of miRNAs with LNM in such cases is still controversial. Furthermore, studies linking most of the identified miRNAs to the mechanism of LNM have not been well documented. The aim of this review is to update readers on the current knowledge of miRNAs in relation to LNM in PTC.
    Matched MeSH terms: Lymphatic Metastasis/genetics*; Lymphatic Metastasis/pathology*
  5. Sivanesaratnam V, Jayalakshmi P
    Cancer, 1989 Aug 15;64(4):798-800.
    PMID: 2501019
    Patients undergoing radical surgical treatment for Stage IB and IIA cervical carcinoma are at high risk of developing local recurrence and/or distant metastases when one or more of the following factors are present: presence of metastatic pelvic lymph nodes, a large primary growth, full-thickness tumor invasion of the cervix, clinically undetected parametrial extension, and lymphatic/vascular channel permeation in the cervix by tumor cells. Carcinoma of the cervix appears to be behaving like a systemic disease. Therefore, systemic measures should be considered in its therapy. The authors report the initial experience with the use of mitomycin C as a single agent adjuvant in 16 patients with Stage IB carcinoma of the cervix who had undergone Wertheim radical hysterectomy and were thought to be in this high-risk group. Fourteen of the patients are alive and free of disease after durations of follow-up ranging from 16 to 38 months, the disease-free survival at a median follow-up of 29 months being 87.5%. One patient required discontinuation of adjuvant chemotherapy because of severe marrow toxicity; however, in view of the presence of a multiple risk factors, pelvic irradiation was given instead. She died 13 months later from disseminated disease. A second patient died 6 months later from congestive cardiac failure.
    Matched MeSH terms: Lymphatic Metastasis
  6. Mirakhorli M, Rahman SA, Abdullah S, Vakili M, Rozafzon R, Khoshzaban A
    Mol Med Rep, 2013 Feb;7(2):613-7.
    PMID: 23232902 DOI: 10.3892/mmr.2012.1226
    Multidrug resistance protein 2 (MRP2), encoded by the ATP-binding cassette C2 (ABCC2) gene, is an efflux pump located on the apical membrane of many polarized cells, which transports conjugate compounds by an ATP-dependent mechanism. The correlation of G1249A ABCC2 polymorphism with the development of colorectal cancer (CRC) and poor prognosis was evaluated in patients who were treated with fluorouracil/-leucovorin (FL) plus oxaliplatin (FOLFOX-4). A total of 50 paraffin‑embedded tissue samples collected from CRC patients were analyzed to identify the polymorphism. Patients were in stage II/III and received postoperative FOLFOX-4 chemotherapy. As a control group, an equal number of unrelated healthy subjects were enrolled in the study. The polymorphism was genotyped by the polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) method, and results were compared with clinicopathological markers, early relapse and survival rates. During the 12 months of follow-up, local and distant recurrences were observed in 15 (30%) patients. No significant difference in the distribution of wild-type and polymorphic genotypes was observed between the patient and control groups and between the patients who experienced recurrence within 1 year and those who did not (all P>0.05). In conclusion, the G1249A polymorphism is not associated with CRC risk and early recurrence. However, significant correlation was observed between G1249A polymorphism and the overall survival and disease-free survival of the patients.
    Matched MeSH terms: Lymphatic Metastasis
  7. Muir CS, Oakley WF
    J Laryngol Otol, 1967 Feb;81(2):197-207.
    PMID: 6017213
    Matched MeSH terms: Lymphatic Metastasis
  8. Azrif M, Ibrahim J, Aslan NM, Fong KV, Ismail F
    Asian Pac J Cancer Prev, 2011;12(1):157-62.
    PMID: 21517250
    INTRODUCTION: Neoadjuvant chemotherapy for locally advanced breast cancer is given with the aim of shrinking the disease sufficiently for surgery. However, many clinical trials investigating neoadjuvant chemotherapy regimens were conducted for operable breast cancer.

    METHODS AND MATERIALS: Patients with T3-4, N2 M0 breast cancer diagnosed between January 2005 and December 2008 and who received at least one cycle of neoadjuvant chemotherapy were eligible for this study. Thirty-four patients were identified from the Chemotherapy Daycare Records and their medical records were reviewed retrospectively. The neoadjuvant chemotherapy regimen administered was at the discretion of the treating oncologist. Breast tumour size and nodal status was assessed at diagnosis, at each cycle and before surgery.

    RESULTS: All 34 patients had invasive ductal cancer. The median age was 52 years (range 27-69). 65% had T4 disease and 76% were clinically lymph node positive at diagnosis. The median size of the breast tumour at presentation was 80 mm (range 42-200 mm). Estrogen and progesterone receptor positivity was seen in less than 40% and HER2 positivity, by immunohistochemistry, in 27%. The majority (85%) of patients had anthracycline based chemotherapy, without taxanes. The overall response rate (clinical CR+PR) was 67.6% and pathological complete responses were apparent in two (5.9%). 17.6% of patients defaulted part of their planned treatment. Recurrent disease was seen in 44.1% and the median time to relapse was 11.3 months. The three year disease free and overall survival rates were 52.5% and 58% respectively.

    CONCLUSION: Neoadjuvant chemotherapy for locally advanced breast cancer in a Malaysian setting confers response and pCR rates comparable to published clinical trials. Patients undergoing neoadjuvant chemotherapy are at risk of defaulting part of their treatment and therefore their concerns need to be identified proactively and addressed in order to improve outcomes.

    Matched MeSH terms: Lymphatic Metastasis
  9. Kamarudin Z, Jamaluddin N, Latar NHM, Pauzi SHM, Muhammad R
    J Cancer Res Ther, 2023 Oct 01;19(7):2104-2107.
    PMID: 38376332 DOI: 10.4103/jcrt.jcrt_1506_21
    High-grade neuroendocrine carcinoma (NEC) of the tonsil is rare and has a poor prognosis. The usual presentation is a neck mass with locoregional cervical lymphadenopathy. An axillary lymphadenopathy as a primary presentation of NEC of the tonsils is uncommon and challenging to treat. Tonsil neuroendocrine tumors display aggressive behaviors associated with early recurrence and metastasis after surgical resection. Managing this condition is demanding compared to NECs of gastrointestinal origin since, to date, the management of head-and-neck neuroendocrine tumors is still not well established. We present a 49-year-old female with a rare case of NEC of the tonsil presenting primarily with axillary lymph nodes metastasis. The patient's axillary lymph node was biopsied and revealed a Grade III neuroendocrine tumor. A positron emission tomography (PET) scan was done in searching of a primary lesion and showed a highly metabolic mass of the left tonsil as well as a left axillary lymph node suggestive of metastasis. The patient has been managed with a multimodality approach, with a combination of chemotherapy regimen and surgical resection of the axillary lymph node. Subsequent PET scan evaluation showed a complete response of the primary tumor with residual left axillary lymph node metastasis. NECs of tonsil presented with axillary lymph nodes metastasis is rare and has a poor prognostic outcome. It poses a dilemma with regard to management, as surgical resection of the metastasis is not promising given the possibility of early recurrence.
    Matched MeSH terms: Lymphatic Metastasis
  10. Sam KK, Gan CP, Yee PS, Chong CE, Lim KP, Karen-Ng LP, et al.
    Oral Oncol, 2012 Nov;48(11):1128-35.
    PMID: 22705356 DOI: 10.1016/j.oraloncology.2012.05.016
    The presence of a variety of MDM2 splice variants has been reported in a range of different tumor types and is associated with poor patient prognosis. Furthermore, several MDM2 variants have been shown to have oncogenic properties. Despite this, MDM2 splice variants have not been comprehensively characterized in oral squamous cell carcinoma (OSCC).
    Matched MeSH terms: Lymphatic Metastasis
  11. Razak AA, Saddki N, Naing NN, Abdullah N
    Asian Pac J Cancer Prev, 2009;10(6):1131-6.
    PMID: 20192598
    OBJECTIVE: The objective of this study was to identify the characteristics of oral cancer among Malay patients in Hospital Universiti Sains Malaysia (HUSM), Kelantan.

    METHODS: A retrospective record review was conducted from August to December 2006 in HUSM. Of 133 patients with oral cancer diagnosed from 1986 to 2005, 118 were Malay. Data on socio-demographic background, high-risk habits practiced, clinical and histological characteristics, and treatment profile of the patients were obtained.

    RESULTS: Malay patients with oral cancer were predominantly elderly, aged 60 years old and above (51.7%) at the time of diagnosis, with a mean age of 58.1 years (SD 16.81). Most patients were males (64.4%) and the majority of them were married (83.9%). More than half (58.5%) had been smokers, and of those who smoked, 89.9% were males. Some had a betel quid chewing habit (22.9%) but none ever consumed alcohol. The majority of the patients (77.1%) were diagnosed at stage IV. The tongue was the most usual site involved (37.3%) and squamous cell carcinoma was the most common histological type seen (75.4%).

    CONCLUSIONS: The prevalence of oral cancer among Malay patients in HUSM is high (88.7%). It is predominantly found in elderly males and the majority of cases present at advanced stage.

    Matched MeSH terms: Lymphatic Metastasis
  12. Lim RZM, Ooi JY, Tan JH, Tan HCL, Sikin SM
    Int J Surg Oncol, 2019;2019:6109643.
    PMID: 30941211 DOI: 10.1155/2019/6109643
    Introduction: Therapeutic nodal dissection is still the mainstay of treatment for patients with lymph node metastases in many centres. The local data, however, on the outcome of therapeutic LND remains limited. Hence, this study aims to inform practice by presenting the outcomes of LND for thyroid cancer patients and our experience in a tertiary referral centre.

    Methods: This is a single-centre retrospective observational study in a Malaysian tertiary endocrine surgery referral centre. Patients who underwent total thyroidectomy with lymph node dissection between years 2013 and 2015 were included and electronic medical records over a 3-year follow-up period were reviewed. The outcomes of different lymph node dissection (LND), including central neck dissection, lateral neck dissection, or both, were compared.

    Results: Of the 43 subjects included, 28 (65.1%) had Stage IV cancer. Among the 43 subjects included, 8 underwent central LND, and 15 had lateral LND while the remaining 20 had dissection of both lateral and central lymph nodes. Locoregional recurrence was found in 16 (37.2%) of our subjects included, with no statistical difference between the central (2/8), lateral (7/15), and both (7/20). Postoperative hypocalcaemia occurred in 7 (16.3%) patients, and vocal cord palsy occurred in 5 (11.6%), whereas 9 patients (20.9%) required reoperation. Death occurred in 4 of our patients.

    Conclusion: High recurrence and reoperative rates were observed in our centre. While the routine prophylactic LND remains controversial, high risk patients may be considered for prophylactic LND. The long-term risk and benefit of prophylactic LND with individualised patient selection in the local setting deserve further studies.

    Matched MeSH terms: Lymphatic Metastasis
  13. Chong CE, Lim KP, Gan CP, Marsh CA, Zain RB, Abraham MT, et al.
    Cancer Lett, 2012 Aug 1;321(1):18-26.
    PMID: 22459352 DOI: 10.1016/j.canlet.2012.03.025
    MAGE proteins have been shown to be good targets for cancer immunotherapy. We demonstrate that MAGED4B is over-expressed in more than 50% of Oral Squamous Cell Carcinoma (OSCC) tissues and the expression of MAGED4B is associated with lymph node metastasis and poor disease specific survival. OSCC cell lines that over-express MAGED4B promote migration in vitro, exhibit an increase in cell growth both in vitro and in vivo, and are more resistant to apoptosis compared to control cells. Our data suggest that MAGED4B over-expression is a driver in oral carcinogenesis and argues strongly that this protein may represent a potential therapeutic target in OSCC.
    Matched MeSH terms: Lymphatic Metastasis
  14. Balasundram S, Salekan K, Ahmad Shariffuddin FN, Taib NA, Adnan TH
    Asian Pac J Cancer Prev, 2018 Sep 26;19(9):2409-2415.
    PMID: 30255693
    Objective: To gauge surgical outcome in breast cancer patients with particular reference to overall survival and
    recurrence free survival among breast cancer patients in Hospital Sultanah Nora Ismail Batu Pahat, Johor, Malaysia.
    Methods: Patients undergoing ablative breast cancer surgery were identified and clinical records were assessed.
    Inclusion criteria for enrolment were stage I-IV breast malignancy necessitating resection with or without radiotherapy/
    chemotherapy from 2007 to 2013. All individuals had a pre-operative assessment. The post operative assessment period
    ranged from 1 year to 5 years. Survival distributions were analyzed using Kaplan-Meier curves. Results: A total of
    121 patients were included in this study, with an age range of 28-78 years. Some 98% had undergone local excision/
    lumpectomy/ mastectomy with axillary clearance. While 81% of patients underwent chemotherapy, only 69% had
    radiotherapy. Tumours were oestrogen receptor positive in 58% of cases and progesterone receptor positive in 62%.
    Local recurrence was detected in 10%. The mean age at diagnosis was 51.3 + 10.4 years. The overall survival analysis
    was based on 22 deaths among the 121 patients (18.2%). Three-year and five-year survival rates were 87.6% and 78.4%,
    respectively. Analysis of recurrence-free-survival (RFS) was based on 12 events among 121 patients. The Kaplan-Meier
    RFS analysis revealed that in 90% of the patients with recurrence, it occurred within 45 months. The five year RFS
    rate was 84.5%. The median time taken from diagnosis to ablative surgery was 51 days (upper limit of 791 days).
    Only distant metastasis was a significant factor that impacted on both overall survival and recurrence-free survival
    (p<0.001). Conclusion: Overall survival among our breast cancer patients in our facility is comparable to other in
    other tertiary centres in the country. A trend for earlier detection was noted.
    Matched MeSH terms: Lymphatic Metastasis/pathology
  15. Naidu R, Har YC, Taib NA
    J Exp Clin Cancer Res, 2007 Mar;26(1):133-40.
    PMID: 17550142
    The p27 V109G polymorphism was investigated using polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) method in a hospital-based Malaysian population. Peripheral blood samples were collected from 230 breast cancer patients and 200 normal and healthy women who had no history of breast disease or breast cancer. We evaluated the association between the p27 polymorphism and breast cancer risk, and clinico-pathological parameters in the population. The distribution of genotype and allele frequencies of p27 V109G polymorphism were not significantly different between the breast cancer cases and normal subjects (P=0.376). Women who were homozygous (OR=1.73; 95% CI, 0.62-4.92) or heterozygous (OR=1.26; 95% CI, 0.75-2.12) for G allele, or carriers of G allele genotype (OR=1.34; 95%, 0.83-2.16) or G allele (OR=1.36; 95% CI, 0.90-2.05) were not associated with breast cancer risk. No significant correlation was noted between G allele genotype and breast cancer risk among patients under 50 (OR=1.28; 95% CI, 0.62-2.66) or 50 years and older (OR=1.38; 95% CI, 0.71-2.66) at diagnosis. The G allele genotype was significantly associated with lymph node metastases but independent of ER status and histological grade. In conclusion, the polymorphic variant at codon 109 of p27 gene may not be a marker for determining patients' risk of developing breast cancer but it may be a potential genetic marker for poor prognosis, thereby a marker for tumor prognosis.
    Matched MeSH terms: Lymphatic Metastasis
  16. Kim LH, Peh SC, Chan KS, Chai SP
    Malays J Pathol, 1999 Dec;21(2):87-93.
    PMID: 11068412
    Lymph node excision biopsy is commonly carried out for the investigation of lymphadenopathy. The objective of this study is to elucidate the pattern of nodal pathology seen in a private pathology practice. A total of 137 nodal biopsies for primary investigation of nodal enlargement were retrieved from the files in a private diagnostic pathology laboratory in the year 1997. Lymph nodes excised for cancer staging were excluded from this study. The histology was reviewed based on H&E stained sections, and with additional histochemical and immunoperoxidase stains when deemed necessary. Cases of malignant lymphomas were sub-classified with the aid of further immunophenotyping using a panel of monoclonal and polyclonal lymphoid antibodies. One case was excluded from this study due to inadequate tissue for further assessment. There were 58 males and 78 females, giving a ratio of 1:1.3 in the remaining 136 cases. They consisted of 13 Malays (M), 108 Chinese (C), 14 Indians (I) and 1 other ethnic group (O). The ratio of M:C:I:O was 1:8.3:1.1:0.1. The majority of the cases were in the age range of 20 to 50 years. The pathology consisted of 17 (12.5%) malignant lymphomas [6 Hodgkin's lymphoma, 11 non-Hodgkin's lymphoma], 35 (25.7%) metastatic carcinomas, 45 (33.1%) reactive hyperplasia, 19 (13.9%) tuberculosis, 11 (8.2%) Kikuchi's disease and 9 (6.6%) others (Castleman's disease 2, cat scratch disease 2, Kimura's disease 1, sarcoidosis 1, non-specific lymphadenitis 3). All categories of nodal disease showed approximately similar ratio of ethnic and gender distribution as above, except for Kikuchi's disease, for which 100% of the patients were female. The most common site of biopsy was from the head and neck region, particularly the cervical group of nodes. The most common nodal pathology seen in the private laboratory was reactive hyperplasia, followed by metastatic carcinoma. Malignant lymphoma constituted only 12.5% of the cases.
    Matched MeSH terms: Lymphatic Metastasis
  17. Jayalakshmi P, Sivanesarathnam V
    Aust N Z J Obstet Gynaecol, 1991 Feb;31(1):87-9.
    PMID: 1872785
    Histopathological features in 89 cases of Stage 1B and early 2A invasive carcinoma of the cervix who underwent Wertheim radical hysterectomy and pelvic lymphadenectomy were studied. Depth of tumour invasion and lymphatic/vascular space permeation by tumour cells were significantly associated with lymph node metastases. The other features such as tumour type, and stromal leucocytic reaction showed no significant relationship to the presence of lymph node metastases.
    Matched MeSH terms: Lymphatic Metastasis
  18. Rusli Daik, Yee LC
    Sains Malaysiana, 2007;36:183-188.
    Adunan polietilena berketumpatan rendah (LDPE)/getah asli cecair (LNR) dalam komposisi 100LDPE/0LNR, 70LDPE/30LNR, 60LDPE/40LNR dan 40LDPE/60LNR telah dihasilkan melalui penyebaran emulsi LDPE dan LNR.. LNR diperolehi melalui tindak balas pemekaan fotokimia ke atas getah asli (NR) dan emulsi LNR disediakan dengan menggunakan natrium dodesil sulfat (SDS) sebagai agen pengemulsi dan 1-heksanol sebagai ko-pengemulsi. Emulsi LDPE dihasilkan dengan cara yang sama menggunakan larutan LDPE dalam karbon tetraklorida, SDS dan 1-heksanol. Adunan LDPE/LNR disediakan melalui pencampuran emulsi LNR dan LDPE. Sifat mekanik adunan LDPE/LNR dianalisis melalui ujian regangan, hentaman dan kekerasan. Sifat mekanik optimum diperhatikan bagi adunan dengan komposisi 60LDPE/40LNR yang memberi nilai tegasan dan terikan yang maksimum. Suhu peralihan kaca, Tg, seperti yang diperolehi daripada analisis kalorimetri imbasan pembezaan (DSC) menunjukkan adunan yang dihasilkan adalah homogen. Kajian morfologi yang dilakukan dengan menggunakan mikroskop imbasan elektron (SEM) juga menunjukkan kehomogenan adunan yang dihasilkan.
    Matched MeSH terms: Lymphatic Metastasis
  19. Naidu R, Yip CH, Taib NA
    Neoplasma, 2008;55(2):87-95.
    PMID: 18237245
    The HER2 codon Ile655Val and Cyclin D1 (CCND1) G870A polymorphisms were analyzed in a hospital-based Malaysian population using PCR-RFLP method. Peripheral blood samples were collected from 230 breast cancer patients, and 200 normal and healthy women who had no history of breast disease or breast cancer. We evaluated the association between HER2 or CCND1 polymorphisms and breast cancer risk, and clinico-pathological parameters in the population. The genotype and allele frequencies of HER2 (P=0.163 vs P=0.0622) and CCND1 (P=0.377 vs P=0.284) polymorphisms were not significantly different between the breast cancer cases and normal subjects, respectively. Women who were Ile/Val heterozygotes (OR=1.48; 95% CI, 0.91-2.43), Val/Val homozygotes (OR=1.93; 95% CI, 0.51-7.77) and carriers of Val allele genotype (OR=1.53; 95% CI, 0.95-2.45) were not significantly associated with increased breast cancer risk. Similarly, women who were homozygous (OR=1.34; 95% CI, 0.77-2.34) or heterozygous (OR=0.98; 95% CI, 0.60-1.60) for A allele, or carriers of A allele genotype (OR=1.10; 95% CI, 0.70-1.73) were not associated with breast cancer risk. Analysis on clinico-pathological parameters showed that Val allele genotype was significantly correlated with nodal metastases but A allele genotype was not associated with any of the variables. Our findings suggest that the polymorphic alleles of HER2 and CCND1 may not play an important role as genetic markers for breast cancer risk, but presence of Val allele may be useful for tumor prognosis.
    Matched MeSH terms: Lymphatic Metastasis
  20. Bhoo-Pathy N, Pignol JP, Verkooijen HM
    Lancet, 2014 Nov 22;384(9957):1846.
    PMID: 25457914 DOI: 10.1016/S0140-6736(14)62239-X
    Matched MeSH terms: Lymphatic Metastasis*
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