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Fertiliteitsdiagnostiek anno 2011. Willem Ombelet Genk. Gent, 12-05-2011. 10-15 % van de koppels met kinderwens hebben fertiliteitsproblemen Oorzaken 30% man 30% vrouw 30% man & vrouw 10% onbekend. Spermatogenesis. Female Male. Serum: infections, hormonal, thyroid, AMH.
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Fertiliteitsdiagnostiek anno 2011 Willem Ombelet Genk Gent, 12-05-2011
10-15 % van de koppels met kinderwens hebben fertiliteitsproblemen • Oorzaken • 30% man • 30% vrouw • 30% man & vrouw • 10% onbekend
FemaleMale Serum: infections, hormonal, thyroid, AMH Serum: infections, hormonal Semen sample E2, Prog, LH PCT US uterus & ovaries E2, Prog Hysteroscopy FSH Prl HSG 0 menses 2-3 14 28 Outpatient repeat semen sample US + Doppler scrotum Genetics Laparoscopy CT, MRI, ... Treatment
Oorzaken: vrouw • Baarmoederhalsfactorzz • Implantatiestoornis • Syndr v Asherman • Poliepen, myomen, infecties • Eileiderfactoren • Sterilisatie • post-infectie • ergeendometriose • Eisprongstoornissen • PCO • hyperprolactinemie • Andereafwijkingen • Post-heelkunde
Oligomenorree (cyclus > 35 d) Amenorree Primair (XO - syndr v Turner) Secundair normogonadotroop (hyperprolactinemie) hypogonadotroop hypergonadotroop (PCO – syndroom) Meest frequente vrouwelijke factorAnovulatie
Hypogonadotropeamenorree • stress, vermagering, sport • Simple weight loss amenorree • Exercise-associated amenorree • Psychogenehypothalameamenorree • Lage E2, laag FSH en LH, hoogcortisol
PCO - Syndroom Oligo- of anovulatie Cyclus > 35 dagen Hirsutisme, haaruitval Acne testosterone Hyperandrogenisme PCO-echografisch 12 follikels < 10mm – bilat Of Ovarieel volume > 10 ml ( 0.5233 x L x B x H )
Ovariële reserve Website: www.fvvo.be Broekmans, FV&V in ObGyn, 2009, 2, 79-89
FemaleMale Serum: infections, hormonal, thyroid Serum: infections, hormonal Semen sample E2, Prog, LH PCT US uterus & ovaries E2, Prog Hysteroscopy FSH Prl HSG 0 menses 2-3 14 28 Outpatient repeat semen sample US + Doppler scrotum Genetics Laparoscopy CT, MRI, ... Treatment
HSG: unicornuate uterus, patent tube MRI:unicornuate uterus MRI: ectopic ovary anterior to the external iliac vessels
FemaleMale Serum: infections, hormonal, thyroid Serum: infections, hormonal Semen sample E2, Prog, LH PCT US uterus & ovaries E2, Prog Hysteroscopy FSH Prl HSG 0 menses 2-3 14 28 Outpatient repeat semen sample US + Doppler scrotum Genetics Laparoscopy CT, MRI, ... Treatment
WHO 1999 : “authority-based” // not “evidence-based” Normaal : ≥20 mill / ml Oligozoospermie : < 20 mill / ml Asthenozoospermie : < 25 % grade a < 50 % grade a + b Teratozoospermie : < 30 % < 14 % (strict criteria)
Case-control study 143 fertile Men from pregnant women < 20 weeks 144 subfertile Exclusion: tubal factor & anovulation Prospective study Statistics: ROC analysis W Ombelet et al, Hum Reprod, 12, 987-993, 1997
Area (ROC)Cut-off ROCP10 (F) Count 69.4 34 14.3 Motility (a+b) 60.9 45 28 Morphology 77.7 10 5 Results
WHO 2010 4500 men / TTP< 12 months/ P5 Volume < 1.5 ml Sperm concentration < 15 million spermatozoa/ml Total Sperm number < 39 million spermatozoa Motility (grade A+B) < 32 % progressive motile Morphology < 4 % normal Vitality < 58 % Cooper et al., HRU, 16, 231-245, 2010
100 Green Fluorescence 0 100 TUNEL assay. TUNEL-positive nuclei (with double-strand nuclear DNA fragmentation) of spermatozoa as represented by the intense (A) and dull (B) Texas red fluorescence in the nuclear region. The healthy nuclei (without DNA fragmentation) are stained blue with DAPI (C) used as counterstain. Angelopoulou et al., Reprod Biol Endocrinol, 5, 36, 2007 Sperm Chromatin Structure Assay – SCSA 200 cells /minute 5000 cells analysed/sample Evenson et al., 1980 Denatured ss DNA: red fluorescence
Algorithm for male subfertility treatment Tubal Factor No Tubal Factor Initial Semen Sample Washing procedure Washing procedure IMC IMC IMC IMC IMC IMC < 1 million < 1 million >= 1 million < 1 million < 1 million >= 1 million Morphology < 4% Morphology >= 4% Morphology < 4% Morphology >= 4% IUI 4 x IVF < 30% or no fertilisation IVF ICSI < 30% or no fertilisation ICSI ICSI
Semen profile in a general populationAim: to investigatespermquality in a generalpopulation Website: www.fvvo.be Ombelet et al., FV&V in ObGyn, 2009, 1, 18-26
Non-obstructive Maturation arrest Idiopathic, cryptorchidism, mumps, drugs … Sertolicellonly Idiopathic, irridiation, drugs … Seminiferoustubularsclerosis Genetic, Klinefelter, testicular torsion, … Obstructive Epididymal obstruction Post-infective, post-surgery, … Vas deferens obstruction CBAVD, post-vasectomy .. Ejaculatoryduct obstruction Prostaticcysts, post-surgical, post-infective Azoospermia: etiology
Non-obstructive Genetictesting FSH, inhibine B testicular volume Obstructive Genetictesting FSH, inhibine B: nl testicular volume: nl Azoospermia: diagnosis
Karyotype Count < 5 mill
Yq deletions • 13% if nonobstructiveazoospermia • 3 - 7% with severe oligozoospermia • “Transmitted to male offspring” All azoospermic None with sperm on diagnostic biopsy or TESE AZFa, AZFb, AZFb +c,Yqdeletions 27/42 severely oligospermic 9/20 (45%) with sperm on biopsy 9/12 (75%) had sperm at TESE AZFc deletions Hopps et al, HR, 18, 1660, 2003
EVALUATION OF AZOOSPERMIA CF - 1/2500 births: carriers 1/25 95% - “Wolffian duct abnormalities”
tumors Testicularmicrolithiasis Grade I: Grade II: Grade III: varicocele
Environmental factors Physical light temperature radiation electromagnetic fields Chemical medication heavy metals (Pb, Cd,...) pesticides Male Fertility Biological infections viral bacterial .... Socio-economic nutrition starvation occupation life style Behavioral psychologic stress drug addiction: coffee, smoking, alcohol extreme weight loss physical stress: competitive sports
Occupational heat exposure and male fertility Cumulative conception rate according to the male partners exposure to heat. Exposed = exposed to heat or seated in a vehicle for more than 3 hours per day. Thonneau et al, Lancet, 1996, 347, 204-5 and Bujan et al, 2000, Hum Reprod, 15, 1355 - 7.
Cell phones & oxidative stress Agarwal, RBMOnline, 15, 266, 2007
Accurate diagnose blijft belangrijk Anamnese Klinisch onderzoek Speciale onderzoeken Minimale onderzoeken // Maximaal rendement Infertiliteit ≠ IVF & ICSI Conclusie