HD, men's, sexual and women's health Flashcards
Whats the central zone surround?
Ejaculatory duct
What does the transitional zone surround?
Urethra
Which zone is affected by carcinoma?
Peripheral
Which zone is affected by BPH?
Transitional
Tamsulosin
Alpha 1 blocker
Relaxes smooth muscle to make urination easier
Finasteride
5a reductase inhibitor
Reduces testosterone –> DHT
Reduced proliferation or prostatic cells
What surgery for BPH can be performed?
TUPR
Open prostatectomy
Laser ablation
High energy ultrasound therapy
Which side do indirect inguinal hernias most commonly occur on?
Right
How does parasympathetic outflow lead to erection?
Release on NO Activation of guanylate cyclase GTP --> cGMP Smooth muscle relaxation Enlarged lacunar spaces Engorgement of blood Blockage of venous return Increased pressure Rigidity Erection
What chemical breaks down cGMP
PDE-5
Sildenafil
PDE-5 inhibitor
Helps maintain erection
Relies upon working nerves to initially activate parasympathetic outflow
What is a penile prosthesis?
Inflatable tube replaces corpora cavernosum
Pump in scrotum
Can fill with fluid to cause rigidity
Peyronie’s disease
Scar tissue formation of the tunica albuginea
Results in a misshaped penis
Can be painful in intercourse
Treated by stretching and massage, topical verapamil and surgery
What is varicocele?
Abnormal enlargement of the pampiniform veins
Which side does varicocele occur on and why?
Left
Testicular vein drains to left renal vein at an angle