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د . زينب عبد الأمير جعفر مدرس في كلية الطب الجامعة المستنصرية فرع النسائية والتوليد. Sexually transmitted diseases (STDs). sexually transmitted infections (STIs). Sexually transmitted infections (STIs) include
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د.زينب عبد الأمير جعفر مدرس في كلية الطب الجامعة المستنصرية فرع النسائية والتوليد Sexually transmitted diseases (STDs)
sexually transmitted infections (STIs) • Sexually transmitted infections (STIs) include • those infections, which are predominantly transmitted through sexual contact from an infected partner.
Although the transmission of the infections is mostly due to sexual contact, other modes of transmissioninclude • placental (HIV, syphilis) • by blood transfusion or infected needles (HIV, hepatitis B or syphilis) • Sharing tools and needle stick injuries • Mixture of infectious body fluids (blood, semen, vaginal secretions)
From a pregnant woman to her infants through breast milk • by inoculation into the infant’s mucosa when it passes through the birth canal (gonococcal, chlamydial, or herpes) • Infestations (scabies and pubic lice) can also be transmitted through shared clothing, bedding, linens etc.
BODY FLUIDS: Which are considered to be infectious • Semen • Vaginal fluid • Blood • Fluid in sores or blisters • Saliva • Tears • Sweat • Urine • Ear wax
METHODS OF TRANSMISSION:Low Risk or No Risk • Hugging • Kissing • Holding hands • Dancing • Sharing lip balm • Massage • Sharing forks, knives, etc. Sitting on toilets
METHODS OF TRANSMISSION:High Risk • Sexual relation shipe • Blood-to-blood contact • Sharing needles or other drug-use equipment • Tattoo or body piercing • Infected mother to her baby
: Factors that may increase that risk include: • Having unprotected relationship. • Having sexual contact with multiple partners • Having a history of STIs. • Rape condition • Abusing alcohol or using recreational drugs. • Injecting drugs. • Being young. Half of STIs occur in people between the ages of 15 and 24. one quarter of the sexually active population
Bacterial STI’s • Can be treated and cured with antibiotics • Untreated infection can cause PID, infertility, & epididymiti
Viral STI’s • There is NO cure • Medication available to treat symptoms only • Can pass onto others for the rest of your life
Fungal • Candida albicans
There is rising incidence of STIs throughout the globe the reasons for this are: • Rising prevalence of viral infections like HIV, hepatitis B and C. • Increased use of ‘Pill’ and IUCD which cannot prevent STI • there is an increased promiscuity • Lack of sex education and inadequate practice of safer sex. • Increased rate of overseas travel. • Increased detection due to heightened awareness.
STI symptoms • unusual discharge from the vagina, penis or anus • N. gonorrhoeae • C. trachomatis • trichomoniasis • genital herpes (especially primary HSV-2 infection).
STI symptoms • Genital, Anal, or Perianal Ulcers ,blisters ,sores around the genitals or anus • Genital herpes • syphilis • chancroid
primary syphilis: (3 days – 3 months), painless sore called a chancre
STI symptoms • Painful or burning urination • (Urethritis ) • N. gonorrhoeae • C. trachomatis
STI symptoms • Sore, swollen lymph nodes, particularly in the groin but sometimes more widespread • Lower abdominal pain • Fever • Rash over the trunk, hands or feet
Secondary syphilis: (2 – 24 weeks) rash on the body, palms of hands & soles of feet, hair loss, feeling sick • Secondary: (2 – 24 weeks) rash on the body, palms of hands & soles of feet, hair loss, feeling sick
STI symptoms • lumps or skin growths around the genitals or anus • unusual vaginal bleeding • itchy genitals or anus • dyspareunia
GONORRHEA: • Female • Increased vaginal discharge • Painful urination • Lower abdominal pain • Bleeding after sex and between periods • Pain during sex • Male • Thick, yellowish-green discharge from penis • Painful urination • Testicular pain or swelling • Rectal pain, discharge or itching
COMPLICATION • Pelvic pain • Pregnancy complications eg.ectopic pregnancy • Eye inflammation • Arthritis • Pelvic inflammatory disease • Infertility • Heart disease • Certain cancers, such as HPV-associated cervical and rectal cancers
investigations • blood tests • (Serological test : can confirm the diagnosis of HIV or later stages of syphilis. • DNA base detection(PCR) or (LCR) • ELISA
investigations • Urine samples. • Fluid samples. • Swab and Culture required the urethral,ulcer,cxand rectal • Collecting serum from vesicle by syringe • Tissue culture
Treatment depending on the infection • Antibiotics: a single dose, can cure many sexually transmitted bacterial and parasitic infections, including (gonorrhea, syphilis, chlamydia and trichomoniasis) • it's important to abstain from sex until you've completed treatment and any sores have healed. • Antiviral drugs. You'll have fewer herpes recurrences if you take daily suppressive therapy with a prescription antiviral drug.
Clinical Prevention • The prevention and control of STDs are based on the following major strategies : • accurate risk assessment and education and counseling of persons at risk on ways to avoid STDs through changes in sexual behaviors and use of recommended prevention services. • identification of asymptomatically infected persons and persons with symptoms associated with STDs
Clinical Prevention • effective diagnosis, treatment, counseling, and follow up of infected persons • evaluation, treatment, and counseling of sex partners of persons who are infected with an STD • Use of barrier contraception: Condom, diaphragm, spermicides