Sexual Health Flashcards
What type of bacteria is gonnorhoea, and how would you test for it?
Gram -ve diplococci, NAAT testing
What bacteria causes syphillis?
Trepona Pallidum
What usually presents with primary syphillis infection?
Chancre
Presentation of vulvovaginal candidiasis?
A fungal infection with thick, white odourless discharge. Vaginal and vulval itching
Presentation of bacterial vaginosis
Fish like odour
When does secondary syphillis present?
4-10 weeks after primary syphillis infection
Which two STI’s can coexist
Gonnorhoea and chlamydia
Treatment for vulovaginal candidiasis
Intravaginal gel/pessary, topical cream, oral antifungals eg fluconazole
What can you develop after chlamydia infection?
Reactive arthritis
Describe the immunopathogenesis of HIV
Infect mucosal CD4+ cells and replication.
-CD4+ T cells recognise MHC class 2 molecules
-Activate B cells
-Activate cytotoxic T cells (CD8+)
-Cytokine release
HIV causes reduced circulating CD4+ cells and therefore increased susceptibility to infection
What and when does primary HIV infection present after infection?
2-4 weeks after infection
Fever, myalgia, maculopapular rash, pharyngitis
What infection can cause toxic megacolon?
C.diff
Which bacteria is likely in post influenza pneumonia?
Staph aureus- gram positive cocci
Which bacteria is most likely to cause pneumonia in those with COPD or bronchiecstasis?
Haemophillus influenza
Tx for pneumocystis jiroveci?
Ceftriaxone
Treatment for chlamydia?
7 day course of doxycycline
Treatment for gonorrhoea?
Ceftriaxone
Primary HIV infection?
Mild flu-like illness 2-6 weeks after infection. Some patients also develop a maculopapular rash on the upper chest, myalgia, arthralgias and fatigue.
Treatment for trichiomanoiasis?
Oral metronidazole
Genital warts are usually caused by which microorganism?
HPV 6 +11
What is Kaposi’s sarcoma caused by?
Human herpesevirus 8
What does Kaposi’s sarcomas present as?
Skin lesions that are red-purple papules or plaques. May also be seen on/under mucous membranes
Pulmonary Kaposi’s sarcoma also presents with cough, SOB, haemoptysis
Tx for bacterial vaginosis?
Metronidazole
Presentation of secondary syphillis?
Skin rash on palms +soles
Condylomata lata (painless, wart like lesions)
Lesion on mucous membranes
Generalised lymphadenopathy, fever, sore throat
