Are there any males with cystic fibrosis who have fertile sperm?

Sperm is normal. The sterility is because the tube which carries sperm from the testicles to the penis is blocked or not there in about 97% of men with cf.

Related Questions

33 male w/son (fertile) &yearly sinusitis and EUS minor findings of chronic pancreatitis, even though I never had attack. Or issues. Cystic Fibrosis?

See Family Doc. Adult (delayed) CF is real ( about 8% of all CF) and can be excluded by a simple "sweat test", a lab eval of your perspiration. If the test is positive, genetic tests of all blood relatives can exclude carrier status which is useful for family planning. For more info see: http://www.webmd.com/children/sweat-test. Read more...

Do males or females get cystic fibrosis and why?

Equal. More than 10 million americans are unknowing, symptomless carriers of the defective cystic fibrosis gene. In order to develop cf, an individual must inherit a defective gene from each parent. Since the CF gene is not on a sex chromosome (x or y), males and females are equally affected. Read more...

Can adult onset cystic fibrosis occur to male 44 old please?

Yes. I would use a term "mild" or "atypical" form of cystic fibrosis. Cystic fibrosis is caused by mutation involving cftr gene, and there are a few hundred different mutations. Atypical or mild form of CF manifest at a later age than in infancy as often seen in classic form, and mild in symptoms. Read more...
Yes. Adult onset CF may present with milder symptoms leading to a late diagnosis of the disease. There are many gene mutations and clinical presentations of the disease. A good resource is cff.Org i hope this helps. Read more...

What percentage of female va male fetuses get cystic fibrosis?

50/50. It is about 50/50; there is no real difference in the incidence of cystic fibrosis between males and females. Read more...
50-50. However, female patients have worse outcomes (for reasons we are certain of). Read more...

Statistically, how successful is IVF with the male partner being a Cystic Fibrosis carrier? Testicular biopsy shows active spermatogenesis.

Your question. You will probably have intracytoplasmic sperm injection or ICSI and this technique has a pregnancy rate of about 40%. The child has a risk of having CF of about 0.5%. Read more...