Results 1 to 10 of about 5,443 (114)

Integrated mass drug administration for yaws eradication: evidence from a comparative observational study in Papua New Guinea and a systematic review with network meta-analysis [PDF]

BMJ Global Health
Background Yaws is a chronic infectious disease that disproportionately affects under-reached communities. In 2023, Papua New Guinea (PNG) reported 100 165 suspected yaws cases, accounting for 45% of cases reported worldwide.
Jingyuan Xu, Fukushi Morishita, Mary Yohogu, Francisca S Y Wong, Sarosh Jamil, Kazim Hizbullah Sanikullah, Rajendra Prasad Hubraj Yadav, Huong Thi Giang Tran   +7 more
doaj   +2 more sources

Mapping the distribution of yaws and Haemophilus ducreyi in the western north region of Ghana [PDF]

BMC Infectious Diseases
Background Treponema pallidum subspecies pertenue and Haemophilus ducreyi cause skin ulcers in impoverished communities. Historical serologic records from Ghana focus on T. pallidum, omitting potential H. ducreyi cases. The objective of this study was to
Shirley Victoria Simpson, Hiroaki Arima, Eric Behene, Sabin S. Nundu, John Hammond, Rita Atta-Owusu, Paul Noah-Quarm, Nana Konama Kotey, Kingsley Asiedu, Kennedy Kwasi Addo, Rie Roselyne Yotsu, Taro Yamamoto   +11 more
doaj   +2 more sources

Absence of human yaws and detection of Haemophilus ducreyi in skin ulcers of school children near wildlife protected areas in Tanzania. [PDF]

PLoS Neglected Tropical Diseases
BackgroundTo support Tanzania's quest for certification free of human yaws, we tested children with skin ulcers for yaws infection living near areas of reported nonhuman primate (NHP) infection with Treponema pallidum subsp. pertenue (TPE).
Clara Clavery Lubinza, Alina Johanna Anton, Simone Lueert, Eugene Adade, Idrissa Shomari Chuma, Augustina Angelina Sylverken, David Šmajs, Sayoki Godfrey Mrinde Mfinanga, Christian Roos, Sascha Knauf   +9 more
doaj   +2 more sources

Guidance for conducting and evaluating serological surveys to assess interruption of yaws transmission in the context of an eradication target. [PDF]

PLoS Neglected Tropical Diseases
This document provides a summary of guidance developed for national programmes on conducting serosurveys to assess yaws transmission status, with the objective of confirming yaws seroprevalence below 1% at each of three serosurveys over a period of 3-10 ...
Oriol Mitjà, Katherine Gass, Michael Marks, Philip J Cooper, Petter J Diggle, Lance Waller, Patrick Agana-Nsiire, Belen Lardizabal Dofitas, Louise Dyson, Julie Jacobson, John Kaldor, Sung Hye Kim, Susana Vaz Nery, Chandrakant Revankar, Ghislain Sopoh, Anthony W Solomon, Daniel Argaw Dagne, Priya Pathak, Aya Yajima, Zaw Lin, Mahoutondji Yves Thierry Barogui, Ronaldo Carvalho Scholte, Kazim Hizbullah Sanikullah, Chris Drakeley, Gillian Stresman, John Gyapong, Kingsley Bampoe Asiedu   +26 more
doaj   +2 more sources

Yaws in Africa: Past, Present and Future [PDF]

Diseases
Background: Yaws is an infectious, neglected tropical disease that affects the skin of many children and adolescents who live in poor, rural, low-income communities in humid, tropical areas of Africa, Southeast Asia, and the Pacific Islands.
Ezekiel K. Vicar, Shirley V. Simpson, Gloria I. Mensah, Kennedy K. Addo, Eric S. Donkor   +4 more
doaj   +2 more sources

Yaws in the Philippines: A clinico-seroprevalence study of selected communities in Mindanao.

PLoS Neglected Tropical Diseases, 2022
BackgroundYaws is a chronic, highly contagious skin and bone infection affecting children living in impoverished, remote communities. It is caused by Treponema pallidum subsp. pertenue.
Belen Lardizabal Dofitas, Sherjan P Kalim, Camille B Toledo, Jan Hendrik Richardus   +3 more
doaj   +2 more sources

Is there still yaws in Nigeria? Active case search in endemic areas of southern Nigeria.

PLoS Neglected Tropical Diseases, 2023
BackgroundYaws is a disease caused by the bacteria Treponema pallidum subspecies pertenue, which is most commonly seen among children below 15 years. In the twentieth century yaws was endemic in Nigeria but eradication strategies markedly reduced the ...
Ngozi Ekeke, Francis S Iyama, Joseph N Chukwu, Kingsley Asiedu, Michael Marks, Babatunde Omotowo, Olanike Agwu-Umahi, Victor O Nvene, Shiloh Paul, Charles C Nwafor, Anthony O Meka, Chinwe C Eze, Okechukwu E Ezeakile, Martin I Njoku, Ngozi N Murphy-Okpala   +14 more
doaj   +1 more source

Stigma, psychosocial and economic effects of yaws in the Philippines: an exploratory, qualitative study

Tropical Medicine and Health, 2022
Background Yaws is a chronic, non-venereal, highly contagious skin and bone infection affecting children living in impoverished, remote communities and caused by Treponema pallidum subspecie pertenue.
Belen Lardizabal Dofitas, Sherjan P. Kalim, Camille B. Toledo, Jan Hendrik Richardus   +3 more
doaj   +1 more source

The genomes of the yaws bacterium, Treponema pallidum subsp. pertenue, of nonhuman primate and human origin are not genomically distinct.

PLoS Neglected Tropical Diseases, 2023
BackgroundTreponema pallidum subsp. pertenue (TPE) is the causative agent of human yaws. Yaws is currently reported in 13 endemic countries in Africa, southern Asia, and the Pacific region.
Klára Janečková, Christian Roos, Pavla Fedrová, Nikola Tom, Darina Čejková, Simone Lueert, Julius D Keyyu, Idrissa S Chuma, Sascha Knauf, David Šmajs   +9 more
doaj   +1 more source

Yaws in the Philippines: first reported cases since the 1970s

Infectious Diseases of Poverty, 2020
Background Yaws is a chronic, highly contagious skin and bone infection affecting children living in impoverished, remote communities and caused by Treponema pallidum subspecies pertenue. The Philippines was thought to be free of yaws following the 1950s
Belen Lardizabal Dofitas, Sherjan P. Kalim, Camille B. Toledo, Jan Hendrik Richardus   +3 more
doaj   +1 more source