scholarly journals Association between Human Papillomavirus and Urological Cancers: An Update

2021 ◽  
Author(s):  
Mehmet Sarier

Human papillomavirus (HPV) is currently the most common sexually transmitted pathogen in the world, and as such imposes a substantial global burden due to its oncogenic properties. The significant association of HPV with anogenital and head and neck carcinomas is well established. In terms of urological malignancies, only the association between HPV and penile cancer has been well defined; despite close anatomical proximity, its relationship with bladder, prostate, kidney, and testicular cancers has remained unclear. With technological advances in the nucleic acid amplification tests used to detect HPV over the last two decades, the results of new studies have led to the need to reexamine these relationships. This brief review aims to evaluate the association between urological malignancies and HPV infection in light of recent data.


Chancroid, Lymphogranuloma venereum (LGV) and donovanosis (or Granuloma inguinale) are sexually transmitted infections caused by Haemophilus ducreyi, Chlamydia trachomatis L1, L2, or L3 serotypes, and Klebsiella granulomatis, respectively. They are mostly prevalent in tropical and sub-tropical regions of the world, although LGV has become prevalent in men who have sex with men in the UK, and the rest of western Europe and northern America following epidemics that occurred in or after 2003. Nucleic acid amplification techniques have made the diagnosis more accurate and several oral antibiotic regimens are effective. This chapter also lists some other usually non-sexually transmitted parasitic infections that may affect the genitalia.



Sexual Health ◽  
2010 ◽  
Vol 7 (3) ◽  
pp. 394 ◽  
Author(s):  
Carol Chelimo ◽  
Trecia A. Wouldes ◽  
Linda D. Cameron

Two-hundred undergraduate students completed an anonymous questionnaire after viewing a human papillomavirus (HPV) vaccine television commercial. Eight-four percent of participants would accept a free HPV vaccine, whereas 47% were unconcerned about future personal HPV infection risk. Males were less likely to accept a free HPV vaccine and to be concerned about future personal HPV infection risk. Perceived HPV vaccine effectiveness was significantly greater among participants who had previously heard of the vaccine and who knew that HPV is sexually transmitted. More education on the role of sexual behavioural characteristics of both males and females in HPV transmission is necessary to promote awareness and concern of personal HPV infection risk and acceptance of HPV vaccination.



2020 ◽  
Vol 24 (3) ◽  
pp. 285-291 ◽  
Author(s):  
Alex Derstenfeld ◽  
Kyle Cullingham ◽  
Zhuo Cai Ran ◽  
Ivan V. Litvinov

Human papillomavirus (HPV) remains the most common sexually transmitted infection with a lifetime incidence of over 75%. Based on US data from the Centers for Disease Control and Prevention (CDC), 64% of invasive HPV-associated cancers are attributable to HPV 16 or 18 (65% for females; 63% males) and may be prevented by vaccination with either the quadrivalent or nonavalent HPV vaccine. Public HPV vaccination programs are now the norm for women aged 9-45 years and men aged 9-26 years in Canada. Yet, only recently have guidelines begun to consider vaccination of men older than 26 years of age. There now exist compelling reasons to recommend vaccination against HPV amongst males >26 years of age. Recognizing that the risks posed by HPV infection persist beyond 26 years of age, that the vaccination of men aged 26-45 years with HPV vaccine confers immunogenicity at levels demonstrably efficacious against HPV-related diseases, and that the Food and Drug Administration recently expanded the HPV vaccination to include older men, it is argued that HPV vaccination in men older than 26 years of age should be routinely recommended.



2019 ◽  
Vol 2019 ◽  
pp. 1-10 ◽  
Author(s):  
Marina Carrara Dias ◽  
Bruna Stuqui ◽  
Paola Jocelan Scarin Provazzi ◽  
Cíntia Bittar ◽  
Natália Maria Candido ◽  
...  

Condyloma acuminata (CA), or genital warts, are benign proliferative epidermal or mucous lesions that are caused by infection with human papillomavirus (HPV), mainly the low-risk types 6 and 11. HPV variants are defined as viral sequences that share identity in the nucleotide sequence of the L1 gene greater than 98%. Based on this criterion, HPV6 and 11 variant lineages have been studied, and there are ongoing attempts to correlate these genetic variants with different clinical findings of infection. Therefore, the aims of this study were to detect variants and nucleotide alterations present in the E6 regions of HPV types 6 and 11 found in CA samples, to correlate the HPV presence with the clinical-pathological data of the patients, and to determine phylogenetic relationships with variants from other places in the world. The E6 regions of 25 HPV6 samples and 7 HPV11 samples from CA were amplified using PCR with specific primers. The products were ligated to a cloning vector and five colonies of each sample were sequenced to observe the nucleotide alterations. Twelve samples were identified as the HPV6B3 variant, presenting the mutation (guanine) G474A (adenine), and one of them also showed the mutation (thymine) T369G. The other 13 patients were positive for HPV6B1 without nucleotide alterations. In the analysis of the HPV11 samples, all patients showed the mutations T137C and (cytosine) C380T. One patient also presented the nucleotide alteration T410C. None of the mutations found in the 32 analyzed samples resulted in amino acid changes. Patient age, local occurrence, and HIV infection did not show significant association with HPV infection. Besides, the data found in this study did not show a relationship with the geographical region of isolation when compared to other data from different regions of the world. In this way, despite the nucleotide alterations found, it was not possible to observe amino acid changes and variants grouping according to geographical region.



2013 ◽  
Vol 142 (8) ◽  
pp. 1579-1589 ◽  
Author(s):  
H. LEE ◽  
D.-H. LEE ◽  
Y.-M. SONG ◽  
K. LEE ◽  
J. SUNG ◽  
...  

SUMMARYBy surveying extensive epidemiological behavioural and sexual risk factors in a Korean twin cohort, risk factors for human papillomavirus (HPV) infection were investigated in South Korea. A total of 912 vaginal specimens were collected from the Healthy Twin Study, consisting of twins and their families. A range of epidemiological, behavioural, and sexual activity characteristics were evaluated using multivariate logistic regression analyses of family and twin relationships, adjusted to elucidate the risk factors for HPV infection. Of the various epidemiological characteristics, the possibility of extramarital affairs [odds ratio (OR) 2·48, 95% confidence interval (CI) 1·02–6·02] significantly increased the prevalence of HPV infection. Our multivariate regression analysis indicated that oral contraceptive use (OR 40·64, 95% CI 0·99–1670·7) and history of sexually transmitted disease (OR 2·56, 95% CI 0·93–7·10) were strongly associated with an increase in HPV infection. On the other hand, more frequent vaginal douching (OR 0·32, 95% CI 0·13–0·77) significantly decreased the prevalence of HPV infection. Our results suggested that HPV infection is associated with both biological and behavioural factors.



2019 ◽  
Author(s):  
Marco Antonio Zonta ◽  
Karina Bonilha Roque ◽  
Yara Juliano ◽  
Anne Liljander ◽  
Markus Cavalar ◽  
...  

Abstract Human papillomavirus (HPV) is the most common sexually transmitted infection worldwide. Since some HPV types are associated with the development of cervical cancer, routine screening for HPV plays a crucial part in cancer prevention programs at global level. In Brazil, the cervical cancer rate is among the highest in the world, in particular in indigenous women living in remote areas with limited access to public health services. The objective of this study was to determine the prevalence of HPV infections and their co-occurrence with cervical lesions in Brazilian women living in isolated riverine communities. Moreover, the association between social environment, sexual activity and prevalence of HPV infection was assessed.



2021 ◽  
Vol 2 (3) ◽  
pp. 42-45
Author(s):  
Marco Ghezzi ◽  
◽  
Alberto Cescato ◽  
Giovanni Bisonni ◽  
Edoardo Albertin ◽  
...  

Human Papillomavirus (HPV) infection is one of the most common sexually transmitted condition in both genders and is responsible for penile, oral, neck and anal cancers in men. However, seminal HPV infection may contribute to the risk of male infertility.



PeerJ ◽  
2021 ◽  
Vol 9 ◽  
pp. e10793
Author(s):  
Ongeziwe Taku ◽  
Adrian Brink ◽  
Tracy L. Meiring ◽  
Keletso Phohlo ◽  
Charles B. Businge ◽  
...  

Background South African women of reproductive age have a high burden of sexually transmitted infections (STIs), including human papillomavirus (HPV) infection. However, there is limited information on the prevalence of sexually transmitted pathogens in women from rural Eastern Cape Province, South Africa. The study aims at determining the prevalence of sexually transmitted pathogens and co-infection with high-risk (HR) HPV among women from rural Eastern Cape Province, South Africa. Methods A total of 205 cervical specimens were collected from women aged ≥ 30 years from a rural community-based clinic. The samples were tested for a panel of pathogenic STIs [Chlamydia trachomatis (serovars A-K & L1-L3), Haemophilus ducreyi, Herpes Simplex Virus (Types 1 & 2), Neisseria gonorrhoeae, Treponema pallidum, Trichomonas vaginalis (TV), and pathobionts [Mycoplasma genitalium (MG), Mycoplasma hominis (MH) and Ureaplasma spp. (UP)] using a multiplex PCR STD direct flow chip assay through a manual Hybrispot platform (Master Diagnostica, Granada, Spain). HR-HPV detection was performed by Hybrid Capture-2 assay. Results High-risk HPV prevalence was 32.2% (66/205) and HIV-1 prevalence was 38.5% (79/205). The overall prevalence of six pathogenic STIs was 22.9% (47/205), with TV having the highest prevalence (15.6%; 32/205). UP (70.2%, 144/205) and MH (36.6%, 75/205) were the most frequently detected pathobionts. Co-infection with ≥ 2 pathogens pathobionts was observed among 52.7% (108/205) participants. Of the six pathogenic STIs, three participants had more than one STI (1.46%) with the presence of MH and UP. HSV-2 (OR: 4.17, CI [1.184–14.690]) and HIV infection (OR: 2.11, CI [1.145–3.873]) were independent STIs associated with HR-HPV infection. Conclusions The high prevalence of pathogenic STIs underscores the need to improve syndromic management policy by implementing effective strategies of prevention, screening tests, and management. HSV-2 and HIV positive remain strongly associated with HR-HPV infection.



2007 ◽  
Vol 5 (3) ◽  
pp. 12-25 ◽  
Author(s):  
Ricardo Lopez ◽  
Shari McMahan

Human papillomavirus (HPV) infections are one of the most common types of sexually transmitted infections in the United States. The highest rates of HPV infection are found in adult’s ages 18-28 years. This study utilizes the Health Belief Model to assess knowledge and perception of HPV infection and cervical cancer in college-age women and their intent to reduce their numbers of sex partners and request that their partner wear a condom during their next sexual encounter to prevent HPV infection. Even though most college women have heard of HPV, it appears that 79.5% of women in this study rated their subjective knowledge of HPV as poor, and only 58% knew that a vaccine now exists to prevent HPV infection. HPV health promotion campaigns should do more to incorporate HPV vaccine education in STD and HPV educational interventions.



2009 ◽  
Vol 14 (39) ◽  
Author(s):  
J Lugarini ◽  
F Maddalo

Sexually transmitted diseases caused by human papillomavirus (HPV) are being diagnosed more frequently than others. It is accepted that HPV infection is a necessary cause for all cases of cervical carcinoma and a large number of other anogenital and oral cancers. Two vaccines have been developed and were licensed in 2007, which can prevent infections and pre-cancerous lesions due to HPV. In Italy pre-adolescent age (12 years-old) was identified as the ideal age for vaccination against HPV. In Liguria, the first free HPV vaccination campaign was started on 8 March 2008 in 12 year-old girls. We assessed the adherence to the vaccination during the 2008 campaign as 80.6%, 79.0% and 64.1%, respectively, for the first, second and third dose of vaccine in the target population.



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