Acne, Contraception & Erectile Dysfunction Flashcards
In order for acne to be diagnosed what must be present?
(comedones) which may be open (blackheads) or closed (whiteheads)
What are the possible underlying causes of acne?
Drugs
Hyperandrogenism
What 5 drugs can exacerbate or cause acne?
androgens, corticosteroids, isoniazid, ciclosporin and lithium
In a pt with acne what would menstrual irregularity and hirsutism suggest?
PCOS
5 advice points for someone with acne
To avoid over cleaning the skin - not caused by dirty skin
If make-up, pH close to the skin are recommended.
To avoid picking and squeezing spots
treatments are effective but take time to work (usually up to 8 weeks) and may irritate the skin, especially at the start of treatment.
To maintain a healthy diet
2 choices of treatment for mild-moderate acne?
Topical retinoid + benzoyl peroxide
Topical antibiotic + benzoyl peroxide (pregnant/breastfeeding)
Treatment option for moderate acne not responding to first line?
benzoyl peroxide + oral antibiotic
COCP + topical agents
How will progesterone only pill or implant affect acne?
Possible exacerbate it
When should you review acne treatment?
8-12 weeks
When should you refer acne to dermatologist?
Uncertainty
More sever forms
Not responding - isotretinoin is derm only
If a man has ED with gradual onset of symptoms, lack of tumescence, normal libido, and presence of risk factors then what is the likely cause?
Organic
If a man has ED with sudden onset of symptoms, decreased libido, good quality spontaneous or self-stimulated erections, major life events, problems or changes in a relationship, and previous psychological problems, what is the likely cause?
Psychogenic
What is the most common organic cause of ED
Vasculogenic
What 5 conditions are likely to result in an vasculgenic ED?
cardiovascular disease (CVD) hypertension hyperlipidaemia diabetes mellitus smoking
What classes of drugs are associated with ED?
Antihypertensive Diuretics Antidepressants Antiarrhythmics Recreational
What investigations would you perform for a man complaining of ED?
HbA1c
BP
BMI
Lipids
What are the contraindications for sildenafil?
recent history of stroke or myocardial infarction, severe hepatic impairment, and
hereditary degenerative retinal disorders
Key drug class interactions with sildenafil?
Alpha blockers
Cytochrome P450 inhibitors