Case histories of insect- or arachnid-caused human illness

Jerome Goddard1, Mary Currier

  • 1Bureau of Environmental Health, Mississippi Department of Health, P.O. Box 1700, Jackson, MS 39215, USA.

Journal of Agromedicine
|September 30, 2009
PubMed

Insights

Medically important arthropods like insects and arachnids can harm humans through direct contact or disease transmission. This paper reviews three distinct cases: a spider bite, a mosquito-borne illness, and a hypothetical mite infestation.

Area of Science:

  • Medical Entomology
  • Arthropod-borne Diseases
  • Toxicology

Background:

  • Arthropods pose significant threats to human health globally.
  • Direct and indirect mechanisms of arthropod-induced pathology are well-documented.
  • Understanding diverse clinical presentations is crucial for effective management.

Observation:

  • Case 1: A patient presented with symptoms consistent with a venomous spider bite.
  • Case 2: A case of a disease transmitted by mosquito vectors was analyzed.
  • Case 3: A hypothetical scenario involving a mite infestation was explored to illustrate potential health impacts.

Findings:

  • Spider bites can cause localized and systemic effects.
  • Mosquito-borne diseases represent a major global health burden.
  • Mites, though often overlooked, can be significant etiological agents.

Implications:

  • Accurate diagnosis and prompt treatment are vital for managing arthropod-related illnesses.
  • Public health strategies must address both direct arthropod encounters and vector-borne disease control.
  • Further research into the diverse impacts of arthropods on human health is warranted.

Related Concept Videos

American Trypanosomiasis01:22

American Trypanosomiasis

Chagas disease, or American trypanosomiasis, is a vector-borne parasitic infection caused by Trypanosoma cruzi, a flagellated protozoan (kinetoplastid) of the family Trypanosomatidae. The disease is endemic in Latin America, although cases are increasingly reported worldwide due to human migration. Transmission most commonly occurs when feces of infected triatomine bugs contaminate bite wounds or mucosal surfaces; additional routes include congenital, transfusional, transplant-related, and oral...
Infection01:20

Infection

When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
Skin Diseases and Disorders01:23

Skin Diseases and Disorders

Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Arboviral Encephalitis01:25

Arboviral Encephalitis

Arboviral encephalitis refers to brain inflammation caused by arthropod-borne viruses, particularly those transmitted through mosquito vectors. Among these, West Nile virus (WNV), a member of the Flaviviridae family, is a significant public health concern. WNV is an enveloped, positive-sense, single-stranded RNA virus. Human infection typically begins when an infected mosquito introduces the virus into the dermis during feeding. The primary transmission cycle involves birds as amplifying hosts...
Reservoir of Infection01:30

Reservoir of Infection

Infectious diseases arise from intricate interactions between pathogens and their reservoirs. A reservoir of infection refers to the natural habitat where a pathogen lives, grows, and multiplies, serving as a continual source of infection. Reservoirs are broadly classified as either living or nonliving, and each plays a unique role in disease transmission, significantly influencing public health interventions and control strategies.Humans act as reservoirs for a wide array of pathogens,...
Amebiasis01:28

Amebiasis

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...