Translation guide
A disease passed down through genes from parents to children. In Japanese, the most common and neutral term is 遺伝性疾患, but several related terms exist depending on context and formality.
Referring to any disease caused by genetic inheritance, in a neutral or medical context.
Standard medical term for hereditary disease. Safe for most contexts.
この病院では遺伝性疾患の検査が受けられます。
You can get tested for hereditary diseases at this hospital.
Commonly used in everyday conversation and general writing. Slightly less formal than 遺伝性疾患.
彼は遺伝病で苦しんでいる。
He is suffering from a hereditary disease.
A descriptive phrase meaning 'hereditary illness'. Natural in spoken Japanese.
それは遺伝性の病気ですか？
Is that a hereditary disease?
Referring to well-known hereditary conditions by name.
Hemophilia, a classic hereditary bleeding disorder.
血友病は遺伝性疾患の一つです。
Hemophilia is one of the hereditary diseases.
Expressing that a disease or condition is passed down in a family, often in casual conversation.
Literally 'familial disease'. Used when talking about something that runs in the family.
糖尿病は家系的な病気かもしれません。
Diabetes might be a hereditary disease in our family.
A phrase meaning 'disease that is inherited'. Verb form emphasizes the process of inheritance.
この病気は遺伝することが知られています。
This disease is known to be hereditary.
遺伝性疾患 is the formal medical term. 遺伝病 is more common in everyday language. 先天性疾患 (congenital disease) is present at birth but not necessarily inherited; be careful not to confuse them.
The direct translation '遺伝の病気' is understandable but sounds unnatural. Use 遺伝性の病気 or 遺伝病 instead.
Sickle cell disease. More common in certain populations; technical term.
鎌状赤血球症は遺伝性の血液疾患です。
Sickle cell disease is a hereditary blood disorder.