Sexual Health Flashcards

1
Q

What type of bacteria is gonnorhoea, and how would you test for it?

A

Gram -ve diplococci, NAAT testing

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2
Q

What bacteria causes syphillis?

A

Trepona Pallidum

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3
Q

What usually presents with primary syphillis infection?

A

Chancre

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4
Q

Presentation of vulvovaginal candidiasis?

A

A fungal infection with thick, white odourless discharge. Vaginal and vulval itching

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5
Q

Presentation of bacterial vaginosis

A

Fish like odour

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6
Q

When does secondary syphillis present?

A

4-10 weeks after primary syphillis infection

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7
Q

Which two STI’s can coexist

A

Gonnorhoea and chlamydia

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8
Q

Treatment for vulovaginal candidiasis

A

Intravaginal gel/pessary, topical cream, oral antifungals eg fluconazole

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9
Q

What can you develop after chlamydia infection?

A

Reactive arthritis

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10
Q

Describe the immunopathogenesis of HIV

A

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

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11
Q

What and when does primary HIV infection present after infection?

A

2-4 weeks after infection
Fever, myalgia, maculopapular rash, pharyngitis

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12
Q

What infection can cause toxic megacolon?

A

C.diff

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13
Q

Which bacteria is likely in post influenza pneumonia?

A

Staph aureus- gram positive cocci

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14
Q

Which bacteria is most likely to cause pneumonia in those with COPD or bronchiecstasis?

A

Haemophillus influenza

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15
Q

Tx for pneumocystis jiroveci?

A

Ceftriaxone

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16
Q

Treatment for chlamydia?

A

7 day course of doxycycline

17
Q

Treatment for gonorrhoea?

A

Ceftriaxone

18
Q

Primary HIV infection?

A

Mild flu-like illness 2-6 weeks after infection. Some patients also develop a maculopapular rash on the upper chest, myalgia, arthralgias and fatigue.

19
Q

Treatment for trichiomanoiasis?

A

Oral metronidazole

20
Q

Genital warts are usually caused by which microorganism?

A

HPV 6 +11

21
Q

What is Kaposi’s sarcoma caused by?

A

Human herpesevirus 8

22
Q

What does Kaposi’s sarcomas present as?

A

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

23
Q

Tx for bacterial vaginosis?

A

Metronidazole

24
Q

Presentation of secondary syphillis?

A

Skin rash on palms +soles
Condylomata lata (painless, wart like lesions)
Lesion on mucous membranes
Generalised lymphadenopathy, fever, sore throat

25
Q

What is bacterial vaginosis caused by?

A

Reduction of lactobacilli in vaginal flora and overproduction of anaerobic organisms such as gardenella