NPD-B is pan-ethnic, unlike NPD-A which is much more common in Ashkenazi Jews. [radiopaedia.org]

Onset in infancy or childhood Variable phenotype More common in Ashkenazi Jews Allelic disorder to Niemann-Pick disease type A (MIM.257200) short stature (less common) cherry-red [humpath.com]

common in Ashkenazi Jews and is characterized by accumulation of excess sphingomyelin and cholesterol in the brain, BM, liver, spleen Clinical Early infancy onset with feeding [medical-dictionary.thefreedictionary.com]

More common in Ashkenazi Jews from Eastern Europe. Autosomal recessive. Gene map locus 15q26.1. [accessanesthesiology.mhmedical.com]

This could explain why BS is more common in Ashkenazi Jews. The founder effect hypothesis can explain the increased frequency of the blm gene in Ashkenazi Jews. [www-personal.umd.umich.edu]

The syndrome is relatively more common among Ashkenazi Jews. [hematology.blueprintgenetics.com]

[…] of the rare disorders and has a more variable bleeding tendency than hemophilia A or B. [64], [65] The deficiency is particularly common in Ashkenazi Jews, where the carrier [ijdr.in]

[…] between blood relatives is common and, in rare cases, individuals may inherit more than one disorder. [63] Factor XI deficiency, also known as hemophilia C, is the most common [ijdr.in]

FH is more common in certain populations (e.g. 1/270 in French Canadians, 1/100 in Lebanese and Afrikaners, and 1/67 in Ashkenazi Jews in South Africa) due to founder effects [geneticseducation.ca]

UC can develop in a person of any race, but it’s more common in Caucasians. [healthline.com]

Jews of Eastern European (Ashkenazi) descent are at especially high risk. [mountsinai.org]

If you’re an Ashkenazi Jew, you have a greater chance of developing the condition than most other groups. [healthline.com]

Abstract Canavan disease is a severe leukodystrophy more common among Ashkenazi Jews. The enzyme defect, apartoacylase, has been identified, and the gene cloned. [ncbi.nlm.nih.gov]

The carrier frequency for the two common mutations among Ashkenazi Jews was found to be surprisingly high, 1:37. [ncbi.nlm.nih.gov]

The disease however, is more common in people of Ashkenazi Jew ancestry although people from other ethnic background can also get affected. [healthool.com]

[…] ethnic groups, with an incidence of about one in 10,000 among Ashkenazi Jews. [healthofchildren.com]

Factor XI deficiency, or hemophilia C, afflicts one in 100,000 people and is the second most common bleeding disorder among women; it occurs more frequently among certain [healthofchildren.com]

In this study we report of a common mutation in the MSH6 gene in Ashkenazi Jews. [ncbi.nlm.nih.gov]

This mutation is rarely found in the general population but is more common in young Ashkenazi Jews with colorectal cancer. [emedicine.medscape.com]

Lynch syndrome resulting from mutations in MSH6 is considered to be attenuated in comparison to that caused by mutations in MLH1 and MSH2, thus more likely to be under diagnosed [ncbi.nlm.nih.gov]

FH is more common in certain populations (e.g. 1/270 in French Canadians, 1/100 in Lebanese and Afrikaners, and 1/67 in Ashkenazi Jews in South Africa) due to founder effects [geneticseducation.ca]

FH is more prevalent in certain populations, including French Canadians, Ashkenazi Jews, and South African Afrikaners. [thefhfoundation.org]

It is one of the most common genetic disorders. Homozygous FH is very rare, affecting about 1 in 1 million people worldwide. [thefhfoundation.org]

The mutations are more common among Ashkenazi Jews. [merckmanuals.com]