Urology Flashcards
Nervous system causing erection
PS - s2/3
Nervous system causing ejaculation
Sympathetic - l1
causes of ED
SSRI, cauda equina, MS
Treatment of ED
PDE5i (viagra)
How do PDE5i work
Causes vasodilatation in penis
Which lobe of the prostate is enlarged in BPH
Median
Which lobe the prostate is enlarged in cancer?
Posterior - peripheral zone
Sx BPH
L UTI sx
Polyuria
Retention
Smooth prostate on DRE
Tx BPH
a-blockers like alfuzosin
What is urge incontiennce?
Involuntary detrusor contractions cause uncontrollable bladder emptying
Tx urge incontinence
Exercises
What is stress incontinence?
Increased abdominal pressure e.g. coughing/laughing causes small but frequent loss of urine
Tx stress incontinence
Duloxetine
Where do you find renal cell carcinomas
Proximal tubular epithelium - adenocarcinomas
Sx RCC
haematuria, loin pain, weight loss, anaemia
Spread of RCC
para-aortic LNs
Paraneoplastic syndromes with RCC
PTh secretion and EPO secretion (polycythemia)
Trimethoprim MOA
Inhibits dihydrofolate reductase - interacts with methotrexate
When should you not give trimethoprims
teratogenic in first trimester
Sx UTI
Polyuria and dysuria
Smelly urine
Cause of UTI
E coli
Ix UTI
Increased nitrites caused by gram neg bacteria
Tx UTI
Cystitis = trimethoprim
If pregnant = nitrofurantoin
Sx acute pyelonephritis
fever, loin pain, vomiting
Tx acute pyelonephritis
Ciprofloxacin
What does insulin and salbutamol do to potassium
Move from ECF to ICF
Calcium glutinate function
Stabilises myocardium
Which compounds remove potassium rom body
Calcium resonium
Loop diuretics
Pre-renal causes of AKI
Ischaemia and stenosis