Results 51 to 60 of about 2,042 (191)

Fatal Spotted Fever Rickettsiosis, Kenya

Emerging Infectious Diseases, 2004
We report a fatal case of rickettsiosis in a woman from the United States living in Kenya, who had a history of tick exposure. Immunohistochemical staining of skin, kidney, and liver demonstrated spotted fever group rickettsiae.
Jeremiah S. Rutherford, Kevin Macaluso, Nathaniel Smith, Sherif R. Zaki, Christopher D. Paddock, Jon Davis, Norman Peterso, Abdu F. Azad, Ronald Rosenberg   +8 more
doaj   +1 more source

A patient with spotted fever group rickettsiosis mimicking connective tissue disease

Ceylon Medical Journal, 2012
Common clinical features associated with spotted fever group (SFG) rickettsioses include fever, headache, arthralgia, arthritis, gastro-intestinal disturbances, lymphadenopathy, hepato-splenomegaly and a discrete maculo-papular rash [1]. However, diverse clinical manifestations associated with SFG rickettsioses have been reported, some presenting with ...
R, Premaratna, E W, Liyanaarachchi, R P V J, Rajapakse, N K B K R G W, Bandara, H J, de Silva   +4 more
openaire   +3 more sources

Rickettsia japonica sp. nov., the Etiological Agent of Spotted Fever Group Rickettsiosis in Japan [PDF]

International Journal of Systematic Bacteriology, 1992
We propose the name Rickettsia japonica sp. nov. (with type strain YH [= ATCC VR-1363]) for a serologically specific species of spotted fever group rickettsiae that are pathogenic for humans (J. Infect. Dis. 159:1122-1126, 1989; J. Clin. Microbiol. 28:1177-1180, 1990).
T, Uchida, T, Uchiyama, K, Kumano, D H, Walker   +3 more
openaire   +2 more sources

Novel rickettsia in ticks, Tasmania, Australia

, 2009
A novel rickettsia was detected in Ixodes tasmani ticks collected from Tasmanian devils. A total of 55% were positive for the citrate synthase gene by quantitative PCR.
Nathan Unsworth, Cox, E., Fenwick, S., Graves, S., Izzard, L., Stan Fenwick, Erika Cox, Leonard Izzard, John Stenos, Unsworth, N., Stenos, J., Stephen Graves   +11 more
core   +1 more source

Human ehrlichioses in Brazil: first suspect cases

Brazilian Journal of Infectious Diseases
Brazilian spotted fever (BSF) rickettsiosis is the most common and recognized of the human rickettsioses in Brazil. It is difficult to establish the diagnosis of human rickettsiosis infection by routine microbiologic methods, creating a false idea that ...
Simone B. Calic, Márcio A.M. Galvão, Fátima Bacellar, Christiane M. B. M. Rocha, Cláudio L. Mafra, Romário C. Leite, David H. Walker   +6 more
doaj   +1 more source

Laboratory Diagnostics of Rickettsia Infections in Denmark 2008–2015

Biology, 2020
Rickettsiosis is a vector-borne disease caused by bacterial species in the genus Rickettsia. Ticks in Scandinavia are reported to be infected with Rickettsia, yet only a few Scandinavian human cases are described, and rickettsiosis is poorly understood ...
Susanne Schjørring, Martin Tugwell Jepsen, Camilla Adler Sørensen, Palle Valentiner-Branth, Bjørn Kantsø, Randi Føns Petersen, Ole Skovgaard, Karen A. Krogfelt   +7 more
doaj   +1 more source

Eco‐Epidemiological Study of Seropositivity Against Rickettsia and Leptospira Agents in Rural Areas of Urabá, Colombia

Tropical Medicine &International Health, EarlyView.
ABSTRACT Introduction Rickettsioses and leptospirosis are infectious diseases often underdiagnosed due to limited knowledge about their epidemiology, pathophysiology, and clinical aspects. Objectives To characterize the seroprevalence and seroincidence of Rickettsia and Leptospira agents and determine their associated factors in rural areas of Urabá ...
Mariana Torres‐Bustamante, Omar Cantillo‐Barraza, Albert I. Ko, Elsio A. Wunder Jr, Juan C. Quintero‐Vélez   +4 more
wiley   +1 more source

Isolation of a novel Orientia species (O. chuto sp. nov.) from a patient infected in Dubai

, 2010
In July 2006, an Australian tourist returning from Dubai, in the United Arab Emirates (UAE), developed acute scrub typhus. Her signs and symptoms included fever, myalgia, headache, rash, and eschar.
Nuntipa Aukkanit, Nguyen, C, Nguyen, C., Blacksell, SD, Aukkanit, N, Ju Jiang, Allen L. Richards, Richards, A. L., Stenos, J., Daniel H. Paris, Jiang, J, Richards, AL, Graves, S., Stuart D. Blacksell, Stan Fenwick, Day, NP, Paris, Daniel, Stenos, J, John Stenos, Fuller, A, Andrew Fuller, Nicholas P. J. Day, Blacksell, S.D., Jiang, J., Chelsea Nguyen, Paris, D.H., Izzard, L, Graves, S, Fuller, A., Leonard Izzard, Stephen Graves, Aukkanit, N., Paris, DH, Fenwick, S., Day, Nicholas, Izzard, L., Fenwick, S, Day, N.P.J.   +37 more
core   +1 more source

Vectors and Vector‐Borne Diseases: Biology, Epidemiology and Integrated Control Strategies

Journal of Applied Entomology, Volume 150, Issue 7, Page 990-1015, August 2026.
ABSTRACT Vector‐Borne Diseases (VBDs), transmitted by arthropods such as mosquitoes, ticks, fleas and sandflies, represent a significant threat to global health. These diseases can be caused by a variety of pathogens, including bacteria, viruses, protozoa, and helminths.
Roberta Rinaldi, Carmen Scieuzo, Federica De Stefano, Luca Masucci, Patrizia Falabella   +4 more
wiley   +1 more source

Rickettsia parkeri: a Rickettsial pathogen transmitted by ticks in endemic areas for spotted fever rickettsiosis in southern Uruguay [PDF]

, 2012
At first Rickettsia conorii was implicated as the causative agent of spotted fever in Uruguay diagnosed by serological assays. Later Rickettsia parkeri was detected in human-biting Amblyomma triste ticks using molecular tests.
Agustín Estrada-Peña, Aránzazu Portillo, María L. Félix, Venzal, José M., José M. Venzal, Félix, María L., Laura Pérez-Martínez, de Souza, Carlos G., Santibánez, Sonia, Carlos G. De Souza, Portillo, Aránzazu, Pérez Martínez, Laura, Sonia Santibánez, Oteo, José A., José A. Oteo, Mangold, Atilio Jose, Estrada Peña, Agustín, Castro, Oscar, Atilio J. Mangold, Oscar Castro   +19 more
core   +2 more sources