Bladder Obstruction

Question 1

causes

Answer 1

BPH
urethral stricture
cancer
stones
extrinsic
drugs

Question 2

drugs that can cause bladder obstruction

Answer 2

anticholinergics

nasal decongestants

Question 3

presentation of storage problem

Answer 3

frequency
urgency
nocturia

Question 4

presentation of voiding problem

Answer 4

hesitancy
poor flow
sensation of incomplete emptying
dribbling

Question 5

diagnosis

Answer 5

examination
IPSS
frequency volume chart
urinalysis

Question 6

what is IPSS

Answer 6

questionnaire to assess severity of symptoms

Question 7

result on frequency volume chart that suggests obstruction

Answer 7

Qmax <10mls/s

Question 8

management

Answer 8

lifestyle (fluid intake)
drugs
transurethral resection of prostate or holmium laser enucleation

Question 9

drugs used

Answer 9

• alpha blockers (tamsulosin acts on smooth muscle)
• 5-alpha reductase inhibitors (inhibits testosterone to DHT)
• anticholinergics and beta agonists (inhibit bladder smooth muscle contraction)