Editing Penis and Urethra Surgery (section)

== Answers ==

# What is the difference between a graft and flap?
# How long is the process of graft take? What are the 2 phases of graft take and how long does each take?
# What is the difference between a split-thickness and full-thickness graft? What has favourable vascular characteristics? Which is more likely to contract and be brittle when mature?
# Which grafts have successfully been used for primary urethral reconstruction?
# What is the treatment of lichen sclerosus?
# What is usually the cause of a prostatic urethral diverticulum?
# Which part of the urethra is most commonly affected in straddle injury? Distraction injury?
# List risk factors associated with urethral stricture disease
# A patient has undergone a urethroplasty and now has foot drop. Which nerve is most likely affected? Describe the sensory function of this nerve?
#* Common peroneal nerve
#* Posterolateral part of the leg and the knee joint
# While repairing a PFUI ,it is observed that the proximal urethral is significantly distracted in a rostral direction. Which maneuvers can be done obtain a tension-free anastomosis?