Erectile dysfunction Flashcards
1
Q
What is erectile dysfunction
A
Failure to initiate an erection or to maintain and erection until ejaculation
2
Q
What is an erection the result of
A
increased vascularity of the penis controlled via the sacral parasympathetic outflow
The nervous pathways for ejaculation are centred on the lumbar sympathetics
Point and shoot (PS and S)
3
Q
potential causes of erectile dysfunction
A
vascular disease, autonomic neuropathy (most commonly from DM) and nerve damage after pelvic surgery psychological factors endocrine factors (hypogonadism) alcohol and drugs diuretics
4
Q
what is suggestive of psychogenic erectile dysfunction
A
the presence of morning and nocturnal erections
pt may respond to psychosocial counselling
5
Q
First choice therapy erectile dysfunction
A
Phosphodiesterase type-5 inhibitors e.g. sildenafil, tadalafil, vardenafil
inc penile blood flow
6
Q
risk factors erectile dysfunction
A
many in common with CVS disease lack of exercise obesity smoking hypercholesterolaemia metabolic syndrome - diabetes x3 risk radical prostatectomy is a common cause
