Results 21 to 30 of about 356 (163)

Acute prurigo simplex in humans caused by pigeon lice [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2018
: Pigeon lice are insects that feed on feathers of these birds; their life cycle includes egg, nymph and adult and they may cause dermatoses in humans. Four persons of the same family, living in an urban area, presented with widespread intensely pruritic
Hamilton Ometto Stolf   +3 more
doaj   +2 more sources

Tungiasis under dermoscopy: in vivo and ex vivo examination of the cutaneous infestation due to Tunga penetrans [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2013
The female flea Tunga penetrans is responsible for a cutaneous parasitosis known as Tungiasis. We report the clinical case of a 12 year-old Caucasian boy who sought treatment in a dermatological private office due to a painful lesion in the plantar area ...
Paulo Ricardo Criado   +3 more
doaj   +1 more source

Inside Honeybee Hives: Impact of Natural Propolis on the Ectoparasitic Mite Varroa destructor and Viruses [PDF]

open access: yes, 2017
Social immunity is a key factor for honeybee health, including behavioral defense strategies such as the collective use of antimicrobial plant resins (propolis).
Neumann, Peter   +4 more
core   +3 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

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

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

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

A highly efficacious pediculicide based on dimeticone: randomized observer blinded comparative trial. [PDF]

open access: yes, 2008
BACKGROUND: Infestation with the human head louse (Pediculus humanus capitis) occurs worldwide. Existing treatment options are limited, and reports of resistance to commonly used pediculicides have been increasing.
Heukelbach, Jorg   +18 more
core   +1 more source

Population genetics of ectoparasitic mites suggest arms race with honeybee hosts [PDF]

open access: yes, 2019
The ectoparasitic mite, Varroa destructor, is the most severe biotic threat to honeybees (Apis mellifera) globally, usually causing colony death within a few years without treatments. While it is known that a few A.
Neumann, Peter   +6 more
core   +2 more sources

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