List Of Std

Here's a list of the most common Sexually Transmitted Diseases (STDs) or Sexually Transmitted Infections (STIs). Many experts prefer the term STI because a person can be infected without having symptoms.

Common Sexually Transmitted Diseases (STDs/STIs)

Sexually transmitted diseases (STDs), also known as sexually transmitted infections (STIs), are infections spread primarily through sexual contact. Some infections can exist without causing symptoms, making regular testing important for sexually active individuals.

STD / STI	Caused By	Curable?	Common Symptoms
Chlamydia	Bacteria	Yes (Antibiotics)	Painful urination, genital discharge, lower abdominal pain, often no symptoms
Gonorrhea	Bacteria	Yes (Antibiotics)	Burning during urination, discharge, pelvic pain, sore throat (oral infection)
Syphilis	Bacteria	Yes (Early treatment)	Painless sore, rash on palms/soles, swollen lymph nodes, later organ damage
Genital Herpes (HSV-1 / HSV-2)	Virus	No (Manageable)	Painful blisters, ulcers, itching, burning sensation
Human Papillomavirus (HPV)	Virus	No Specific Cure	Genital warts or no symptoms; some types may cause cancer
Human Immunodeficiency Virus (HIV)	Virus	No Cure (Treatable)	Flu-like illness initially, weakened immune system if untreated
Trichomoniasis	Parasite	Yes (Medication)	Itching, burning, abnormal discharge, often no symptoms
Hepatitis B	Virus	No Cure (Preventable by Vaccine)	Fatigue, jaundice, abdominal pain, nausea, sometimes no symptoms
Hepatitis C	Virus	Usually Curable	Often symptom-free until liver damage develops
Molluscum Contagiosum	Virus	Usually Self-Limited	Small flesh-colored bumps on the skin
Lymphogranuloma Venereum (LGV)	Bacteria	Yes (Antibiotics)	Small genital ulcer followed by swollen lymph nodes
Chancroid	Bacteria	Yes (Antibiotics)	Painful genital ulcers and swollen lymph nodes
Mycoplasma genitalium	Bacteria	Usually Treatable	Urethritis, pelvic pain, genital inflammation, or no symptoms

STDs That Often Have No Symptoms

• Chlamydia
• Gonorrhea
• HIV (early stage)
• Human Papillomavirus (HPV)
• Trichomoniasis

Recommended STD Screening Tests

• HIV blood test
• Syphilis blood test
• Chlamydia & Gonorrhea NAAT (urine or swab)
• Hepatitis B & Hepatitis C blood tests
• Trichomoniasis test (when appropriate)

Prevention Tips

• Use condoms consistently and correctly.
• Get vaccinated against HPV and Hepatitis B.
• Limit the number of sexual partners.
• Have regular STD screening if sexually active.
• Discuss testing history with new partners.
• People at higher risk for HIV may benefit from PrEP after consulting a healthcare professional.