Priapism Flashcards
1
Q
define
A
prolonged erection >4 hours
2
Q
presentation
A
erection
painful
not associated with sexual arousal
3
Q
causes
A
intracorporeal injection for ED (papaverine) trauma haematological dyscrasias (sickle cell) neurological idiopathic
4
Q
classification
A
ischaemic
non-ischaemic
5
Q
describe ischaemic
A
vascular stasis and compartment syndrome
corpora cavernosa rigid and tender
6
Q
describe non-ischaemic
A
traumatic disruption to artery allows blood to bypass normal arteriolar bed
7
Q
diagnosis
A
aspirate blood from corpus cavernosum
colour duplex USS
8
Q
distinguish aspirated blood
A
dark with low O2 and high CO2 is ischaemic
9
Q
distinguish colour duplex USS
A
minimal flow in vascular
normal flow in non-ischaemic
10
Q
management of ischaemic
A
aspiration +/- irrigation with saline and alpha agonist (phenylephrine)
if delayed, consider penile prosthesis
11
Q
management of non-ischaemic
A
observe as most resolve
can do arterial embolisation
