Results 21 to 30 of about 29,014 (187)

Sea lice infestations on farmed Atlantic salmon in Scotland and the use of ectoparasitic treatments

open access: yes, 2002
A recently compiled national database on sea lice infestations on farmed Atlantic salmon, contains detailed records for the period 1996 to 2000 from over 30 commercial sites on the west coast of Scotland.
Reid, S.W.J.   +4 more
core   +11 more sources

Case for diagnosis. Erythematous and pruritic papules on forearms, [PDF]

open access: yesAnais Brasileiros de Dermatologia
Gamasoidosis is a poorly known and underdiagnosed mite infestation. It is characterized by the presence of erythematous and flattened papules that are quite pruritic, and can affect any region of the body, with preference for areas of folds. This article
Aline Palitot Santana   +3 more
doaj   +2 more sources

Use of a mathematical model to describe the epidemiology of Lepeophtheirus salmonis on farmed Atlantic salmon Salmo salar in the Hardangerfjord, Norway [PDF]

open access: yes, 2011
Infestation patterns of the sea louse Lepeophtheirus salmonis from 44 salmon farms in the Hardangerfjord on the south-west coast of Norway over the period 2004 to 2007 were assimilated to create 20-month production cycle profiles for spring and autumn ...
Malkenes, Ragnild   +6 more
core   +4 more sources

Gamasoidosis illustrated: from the nest to dermoscopy Gamasoidose ilustrada: do ninho à dermatoscopia

open access: yesAnais Brasileiros de Dermatologia, 2012
Gamasoidosis (acariasis, avian-mite dermatitis or bird-mite dermatitis) is a challenging diagnosis that is becoming more common because of the frequent use of window air conditioners in tropical countries. These devices may serve as shelters for nests of
Carlos Gustavo Wambier   +1 more
doaj   +1 more source

The use of prevalence as a measure of lice burden: a case study of Lepeophtheirus salmonis on Scottish Atlantic salmon, Salmo salar L., farms [PDF]

open access: yes, 2009
This study investigates the benefits of using prevalence as a summary measure of sea lice infestation on farmed Atlantic salmon, Salmo salar L. Aspects such as sampling effort, the relationship between abundance and prevalence arising from the negative ...
Lees, F.   +7 more
core   +1 more source

Ectoparasitic infestations among patients attending the dermatology OPD: A hospital-based study

open access: yesJournal of Karnali Academy of Health Sciences
Background: Ectoparasites are organisms that live in the skin for varying lengths of time and can cause disease. These infestations are highly prevalent in poor and underdeveloped areas.
Harihar Adhikari   +6 more
doaj   +3 more sources

Genetic variation in infestation with a directly transmitted ectoparasite [PDF]

open access: yesJournal of Evolutionary Biology, 2004
Abstract Genetic variation in levels of parasitism of hosts is an underlying assumption of studies of coevolution, but few such estimates are available from the field. We studied genetic variation in the abundance of the chewing louse Hirundoecus malleus on its barn swallow host Hirundo rustica.
A. P. Møller, R. Martinelli, N. SAINO
openaire   +2 more sources

Tungíase disseminada tratada com ivermectina Generalized tungiasis treated with ivermectin

open access: yesAnais Brasileiros de Dermatologia, 2008
A tungíase é ectoparasitose causada pela penetração da Tunga penetrans na pele do hospedeiro. A infestação por essa pulga está associada à pobreza e ocorre em comunidades carentes na América do Sul e Central, no Caribe e na África sul-sahariana.
Flávia Romero Gatti   +3 more
doaj   +1 more source

Mass migration and climate change: Dermatologic manifestations

open access: yesInternational Journal of Women's Dermatology, 2021
Major changes in climate resulting in mass migrations have unique dermatologic implications for global vulnerable populations. Dermatologic manifestations commonly accompany the infectious and communicable diseases that proliferate in the settings of ...
Ruby Kwak, BS   +3 more
doaj   +1 more source

Tungiasis en población indígena del departamento de Vaupés: epidemiología, clínica, tratamiento y prevención

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2010
Introducción. La tungiasis, o infestación cutánea por la pulga Tunga penetrans, ocurre en comunidades muy pobres. Objetivo. Presentar la entidad en indígenas del Vaupés. Métodos. En primer lugar, se revisó el tema.
Hollman Miller, Gerzaín Rodríguez
doaj   +1 more source

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