Erectile Dysfunction Flashcards
1
Q
Mechanism of erection:
What chemical is released?
What relaxes allowing for engorgement?
A
Nitric oxide (NO)
Vascular and trabecular smooth muscle cells
2
Q
What are the 3 big causes?
A
Smoking
Alcohol
Diabetes (reduces NO + autonomic neuropathy)
3
Q
Endocrine causes - 3
A
Hypogonadism
Hyperthyroidism
Hyperprolactinaemia
4
Q
Neurological causes - 3
A
Cord lesions
MS
Autonomic neuropathy
5
Q
Drug causes - 6
A
Digoxin Beta-blockera Diuretics Antipsychotics Antidepressants Oestrogen
6
Q
Treatment:
PD5 inhibitors are used:
- What does it stand for?
- MOA?
What other drug can be taken before sex?
A
Phosphodiesterase inhibitors
They increase cGMP
Viagra