erectile dysfunction

Question 1

what is erectile dysfunction?

Answer 1

Permanent inability to attain and maintain an erection sufficient to permit satisfactory sexual performance

Question 2

What are the types of causes of erectile dysfunction?

Answer 2

Organic
PSychogenic
Mixed

Question 3

What are the organic causes of erectile dysfunction?

Answer 3

Vascular= most common, Hypertension, DM, hyperlipidaemia
Drugs- SSRIs, BBs
Neurogenic- diabetic neuropathy, MS
Cavernosal disorders
Iatrogenic- prostatectomy, radiation
Aging
Kidney failure

Question 4

What are the types of psychogenic erectile dysfunction?

Answer 4

Generalised

Situational

Question 5

What are the features of organic erectile dysfunction?

Answer 5

Gradual onset
Lack of tumescence
Normal libido

Question 6

What are the features of psychogenic erectile dysfunction?

Answer 6

Sudden onset
Decreased libido
Good quality spontaneous or self stimulated erections
History premature ejaculation
Psych/social issues

Question 7

What are the risk factors for erectile dysfunction?

Answer 7

CV disease risk factors
Alcohol
Drugs- SSRIs and BB esp
Cycling

Question 8

What investigations are done for erectile dysfunction?

Answer 8

Lipid and fasting glucose serum levels

Free testosterone between 9 and 11am- if low, repeat with FSH, LH and prolactin

Question 9

What is the management of erectile dysfunction?

Answer 9

PDE-5 inhibtors- sildenafil

Contraindications to sildenafil= vacuum erection