BOO Flashcards
What is another name for BOO’s
LUTO
Catégorise the causes of BOO
Functional or Anatomic
Urethal obstruction may be ______ or ________
Partial or complete
What are the causes of BOO
BPO
Urethral Strictures
Neurogenic-based detrusor sphincter dysernegia
Dysfunctional voiding
Primary Bladder Neck Obstruction
Bladder stones
Bladder cancer
PBNO is also seen in women T/F
True
What are the theories of PBNO
Hypertrophy or deposition of collagen at the Bladder Neck
High tonus of the Posterior urethra
Increase in adrenergic receptors
What are the changes that occur in BOO
Hypertrophy, compensation
Décompensation
Types of Bladder Outlet Obstruction
Adynamic
-neurogenic bladder
-spinal cord injury
-bladder dysynergia
Dynamic
- Intramural (strictures, infections, malignancies, trauma)
- Extramural ( BPH, Tumors, lymph nodes)
-Intraluminal (stones,clots, debris)
Types based on duration
Acute
Chronic
Acute on chronic
Types based on location of aetiology
Proximal
Distal
Point of obstruction
What are the phases of BOO
Early/ Period of compensation
Delayed/ Period of compromise
Late/ Period of décompensation
Phase 1 features
Contracting normally,
Prolonged voiding time
Frequency
Nocturia
Terminal dribbling
Weak urine stream
Structural changes
What are the structural changes that occur in Phase 1
Sacculation
Diverticulation
Ascending urinary retention
Phase 2 symptoms
Stone formation
Repeated infection
Worsening obstruction
Hesitancy
Pain
Feeling of incomplete voiding
Phase 3 symptoms
Overwhelmed bladder/compromised
Urgency
Suprapubic swelling/ pregnant man
Pain and Pyuria
Passage of stones/ sand
Decreased libido
