Related Experiment Video
Updated: Aug 8, 2026
06:57
Loop-mediated Isothermal Amplification (LAMP) Assays for the Species-specific Detection of Eimeria that Infect Chickens
Published on: February 20, 2015
[Human ehrlichiosis]
Milomir Dokić1, Petar Curcić, Darko Nozić
1Vojnomedicinska akademija, Klinika za infektivne i tropske bolesti, Beograd. milomirdj@yahoo.com
Vojnosanitetski Pregled
|May 11, 2006
Summary
Human ehrlichiosis, a tick-borne illness, is confirmed in a patient presenting with fever and weakness. Early diagnosis and treatment are crucial for managing this emerging infectious disease.
Area of Science:
- Infectious Diseases
- Bacteriology
- Tick-borne Illnesses
Background:
- Human ehrlichiosis is an emerging tick-borne disease caused by Ehrlichia bacteria.
- Different species, such as Ehrlichia chaffeensis and Anaplasma phagocytophilia, cause distinct forms of ehrlichiosis.
- Ixodes ticks are primary vectors in Europe, while Amblyomma americanum is prevalent in the US.
Observation:
- A 23-year-old patient presented with severe symptoms including high fever, headache, vomiting, and exhaustion.
- The patient had no reported history of tick bites.
- Clinical presentation mimicked other febrile illnesses, delaying initial diagnosis.
Findings:
- Ehrlichia chaffeensis infection was confirmed via immunofluorescence testing.
- Initial treatment with trimethoprim-sulfamethoxazole was followed by doxycycline.
- The case highlights the importance of considering ehrlichiosis in differential diagnoses.
Implications:
- This case confirms the presence of human ehrlichiosis in the region.
- Increased awareness among clinicians is necessary for timely diagnosis and treatment.
- Prompt management can prevent severe complications associated with Ehrlichia infections.
Related Concept Videos
01:26Rocky Mountain Spotted Fever
Rocky Mountain Spotted Fever (RMSF) is a severe tick-borne illness caused by Rickettsia rickettsii, a Gram-negative, coccobacillary bacterium. This pathogen is an obligate intracellular parasite, requiring a host cell for replication. Transmission occurs through the bite of an infected tick. In the United States, the most important vectors are Dermacentor variabilis (American dog tick) and Dermacentor andersoni (Rocky Mountain wood tick), though other tick species may also serve as vectors.
01:28Toxoplasmosis
Toxoplasmosis, a zoonotic disease caused by the protozoan Toxoplasma gondii, poses significant public health challenges globally due to its high seroprevalence and varied clinical manifestations. As an obligate intracellular parasite, T. gondii can infect all warm-blooded vertebrates, but felids are its only definitive hosts, shedding unsporulated oocysts into the environment. Humans typically acquire the infection through ingestion of tissue cysts in undercooked meat or oocysts from...
01:28Amebiasis
Entamoeba histolytica, a protozoan parasite, is responsible for intestinal and extraintestinal amebiasis. Though a significant proportion of infections remain asymptomatic, approximately 50 million individuals annually are estimated to present with clinical disease, resulting in up to 100,000 deaths globally. The disease burden is disproportionately high in regions with lower socioeconomic status, such as parts of India, Africa, Mexico, and Latin America.Etiology and TransmissionThe infective...