We tested sera from 176 homeless people in Houston for antibodies against typhus group rickettsiae (TGR). Sera from 19 homeless people were reactive to TGR antigens by ELISA and IFA. Two people had antibodies against Rickettsia prowazekii (epidemic typhus) and the remaining 17 had antibodies against Rickettsia typhi (murine typhus).
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http://dx.doi.org/10.3376/1081-1710(2008)33[205:seotgr]2.0.co;2 | DOI Listing |
Cureus
December 2024
Department of Microbiology, All India Institute of Medical Sciences, New Delhi, New Delhi, IND.
Background: Tick-borne diseases (TBDs) play a crucial role in human morbidity and mortality, as ticks are highly effective in spreading diseases by transmitting harmful pathogens to humans and animals. The last few decades have seen an increase in the number of recognized tick-borne pathogens and the incidence of TBD worldwide. Several of these diseases are ubiquitous in India.
View Article and Find Full Text PDFJ Vector Borne Dis
October 2024
Department of Pediatrics, IMS and SUM Hospital, Siksha 'O' Anusandhan (deemed to be) University, K8, Kalinga Nagar, Bhubaneswar, Odisha, India.
Background Objectives: Scrub typhus is an acute febrile zoonotic disease caused by the obligate intracellular gram-negative bacteria Orientia tsutsugamushi. Growing data over the last few years on the Indian subcontinent suggest that it is one of the most widespread but under-reported diseases. The study aimed to document the clinical and paraclinical profile and evaluate complications of scrub typhus in severe and nonsevere pediatric age groups.
View Article and Find Full Text PDFIndian Pediatr
January 2025
ICMR Regional Medical Research Centre, Gorakhpur, Uttar Pradesh, India. Correspondence to: Dr Manoj Murhekar, Director-in-Charge, ICMR-Regional Medical Research Centre, Gorakhpur, Uttar Pradesh, India 273013.
Objective: To estimate the proportion of children with acute febrile illness (AFI) attending the peripheral health facilities in Gorakhpur, Uttar Pradesh, India, due to Orientia tsutsugamushi (Ots) and re-evaluate the strategy of presumptive administration of doxycycline/azithromycin (PDA) to patients with AFI.
Methods: Children aged 2-18 years with AFI attending 16 peripheral health facilities in Gorakhpur, Uttar Pradesh, were enrolled in September 2023. Blood samples were tested for O.
Acute encephalitis syndrome (AES) is a significant public health issue in India, attributed to various etiologies. In eastern Uttar Pradesh, Japanese encephalitis (JE) was the leading cause of AES (10-14% of total AES) until scrub typhus (ST), caused by , was identified in cerebrospinal fluid and blood samples of AES patients contributing more than 60% of AES cases. This study investigates the prevalence of JE-ST coinfection and compares clinical outcomes among JE mono-infection, ST mono-infection, and JE-ST coinfection.
View Article and Find Full Text PDFInfect Med (Beijing)
December 2024
Jiann-Ping Hsu College of Public Health, Georgia Southern University, Statesboro, GA 30458, USA.
Background: This scoping review provides a baseline summary of the current records of the ticks, fleas, and mites of public health importance that are present in Bangladesh. It summarizes their geographic distributions and reports the levels of their infestation of livestock, pets, wildlife, and humans, and the clinical and epidemiological studies pertinent to these vectors and their pathogens.
Methods: Sixty-one articles were identified in a literature search, including 43 published since 2011.
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