Erectile dysfunction

Lecture name: Erectile dysfunction.

Time: 1 hr.
Dr.Salam A. ALmosawi.
Aims and goals of the lecture:-
At the end of the lecture , the students are able to:
1-Identify the main causes of erectile dysfunction.
2-Deal and manage cases of erectile dysfunction.
3-Discuss the new modalities of management of erectile dysfunction.
Introduction:-
Erectile dysfunction is one of the commonest problems that face the urologist in his practice.
From 1970 till now,there is rapid evolution in the methods of diagnosis and treatment of erectile dysfunction .
Contents:-
Physiology and pathophysiology of erection and erectile dysfunction:
Classification of erectile dysfunction.
Diagnosis and evaluation of patient with erectile dysfunction.
Management of erectile dysfunction
Physiology and pathophysiology of erection and erectile dysfunction:
*Erection is a complex phenomenon that require intact neurological, arterial and venous system of the penis with psychological stability.
*There are 3 types of erection :- sexualy induced , reflexogenic and fantasy or visualy stimulated erection.
*The sacral parasympathetic (S2-S4) is responsible for tumescence while the thoracolumbar sympathetic (T10-L2) is responsible for detumescence.
*The higher central nervous system play a role in tumescence and detumescence by integration of signals with release of central neurotransmitters that affect the penis these are:- (nitrous oxide and acetyle choline) stimulate erection while (norepinephrine) cause detumescence.