Some Numbers

Question 1

Male Infertility

Answer 1

Sperm count 10 million/ml
Volume 1.5 ml
pH >7.2
Testis longitudinal axis 4.6 cm
FSH should be <7.6
Testosterone >300? (270-1070)
Motility >5%
SIgnificant PE urinalysis 10-15 sperm/hpf

Question 2

CKD values

Answer 2

1 >=90
2 60
G3a 45
G3b 30
G4 15
G5 <15
ESRD, 10 ml/min, 8 mg/dL creatinine

Question 3

Transplant waiting times

Answer 3

Before pregnancy, donor 2 months, recipient 12 months
If with invasive ca: 2 years
If non invasive ca: no waiting time

Question 4

Anaphylactic reaction

Answer 4

0. 01 mg/kg epi 1:1000 IM lateral thigh or

0. 01 mg/kg epi 1:10000 IV

Question 5

Pediatric ideal time to repair

Answer 5

hypospadias: 6 months

undescended testis: 6 months - 18 months, prepubertal best

Question 6

Renal artery stenosis Duplex values

Answer 6

RAR <3.7

Resistive index 0.7 denotes obstruction

Question 7

AUA guidelines for stones

Answer 7

2.5L of urine per day

Question 8

TURP

Answer 8

rate of fluid absorption: 20 ml/min

Question 9

LND borders

Answer 9

bladder: superior: crossing of ureter at the common iliac artery, inferior: cooper’s ligament, medial: internal iliac artery, lateral: genitofemoral nerve
prostate: superior: internal iliac artery, inferior: cooper’s ligament; medial bladder; lateral: pelvic wall; anterior: external iliac vein; posterior: pelvic floor

RPLND:

LND in nephroureterectomy:
Right: pelvis: paravacal + hilar to IVC bifurcation
Left pelvis: paraaortic, hilar to aortic bifurcation
midureter: common iliac, external iliac, obturator, hypogastric
distal regional include common iliac, external iliac, obturator, hypogastric

Question 10

Filling rates for CMG

Answer 10

Adults: 30-100cm H20/min
Pediatrics: 5-10% of estimated bladder capacity per minute (age + 2) x 30 ml

Question 11

Bladder capacity

Answer 11

<2 y: weight in kg x 8 ml

>=2y: (age + 2) x 30 ml

Question 12

Reflexes

Answer 12

Cremaster: L1 - L2
Knee reflex L2- L4
Ankle reflex S1-S2
BCR: S2 - S4
Anal reflex: S2 - S5

Question 13

Whittaker pressures

Answer 13

Campbell:
<15 cm H2O non obstructed
>22 cm H2O obstructed
15-22 cm H2O indeterminate

AUA:
<14 cm H20 normal
14-20 cm H20 mild obstruction
21-34 cm H20 moderate obstruction
>35 cm H20 severe obstruction