Related Experiment Video
Updated: Jun 13, 2025

Sexual Transmission of American Trypanosomes from Males and Females to Naive Mates
Published on: January 27, 2019
[An STI rarely comes alone-An overview of sexually transmitted infections]
Carola Horn-Magar1, Clara Lehmann2,3
1Klinische Infektiologie, Klinik 1 für Innere Medizin, Uniklinik Köln, Köln, Deutschland.
Abstract:
Sexually transmitted infections (STI) or sexually transmitted diseases (STD) can be caused by bacteria, viruses, fungi, protozoa and arthropods. The most frequent bacterial STIs include Chlamydia infections, syphilis and gonorrhea; viral STIs include herpes genitalis (herpes simplex virus 1 and 2), human papillomavirus (HPV) and human immunodeficiency virus (HIV). An empathetic medical history taking in cases of a clinical suspicion can provide important information for adequate diagnostics. When an STI is detected, a complete screening for other STIs should be carried out. The STIs result in a wide variety of symptoms and it is often difficult to make a clear diagnosis to a certain pathogen based on the clinical symptoms. To avoid reinfections, it is recommended to also test recent sexual partners. For certain pathogens highly effective postexposure prophylaxis or preventive vaccinations are available.
Insights
Sexually transmitted infections (STIs) are caused by various pathogens. Early diagnosis and screening for STIs, including testing sexual partners, are crucial for effective treatment and prevention.
Area of Science:
- Infectious Diseases
- Microbiology
- Public Health
Context:
- Sexually transmitted infections (STIs) encompass a broad spectrum of bacterial, viral, fungal, protozoan, and arthropod-caused diseases.
- Common bacterial STIs include Chlamydia, syphilis, and gonorrhea, while viral STIs involve herpes simplex virus, human papillomavirus (HPV), and human immunodeficiency virus (HIV).
Purpose:
- To highlight the diagnostic challenges and management strategies for sexually transmitted infections.
- To emphasize the importance of comprehensive STI screening and partner notification.
Summary:
- Clinical suspicion of an STI necessitates empathetic medical history taking for accurate diagnosis.
- A wide array of symptoms often complicates definitive diagnosis based solely on clinical presentation.
- Complete screening for co-infections is recommended upon STI detection to ensure thorough patient care.
Impact:
- Testing recent sexual partners is vital to prevent reinfection and curb community spread.
- Effective post-exposure prophylaxis and preventive vaccinations are available for specific STI pathogens, underscoring the importance of timely intervention.
More Related Videos
09:45Author Spotlight: Advancing Syphilis Research — Innovations in Treponema pallidum Cultivation and Genetic Engineering
Published on: January 24, 2025
08:04Quantitative Examination of Antibiotic Susceptibility of Neisseria gonorrhoeae Aggregates Using ATP-utilization Commercial Assays and Live/Dead Staining
Published on: February 8, 2019
Related Concept Videos
Sexually Transmitted Infections
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...
Overview of the Reproductive System
The gonads, or primary reproductive organs, produce gametes and sex hormones. In males, the testes produce spermatozoa and testosterone, which is responsible for developing secondary male sex characteristics, including a deeper voice, larger muscles, facial and body...
Skin Diseases and Disorders
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Stages of Infection
Healthcare Associated Infections II: Preventive Measures
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...