32 Diseases That Start With The Letter Y

Have you ever wondered about diseases that start with the letter “Y”? Wonder no more, this article is exactly what you are looking for.

In this article, I will dive into the realm of some known and lesser-known diseases beginning with this enigmatic letter Y, aiming to raise awareness and understanding.

So, without any further ado, let’s embark on this fascinating journey and broaden our understanding of diseases that start with the letter Y.


Diseases That Start With Y

The followings are some known and lesser-known diseases that begin with the letter Y (In alphabetical order):

1. Yaba Monkey Tumor Virus (YMTV) Infection: Yaba monkey tumor virus (YMTV) is a virus that primarily affects monkeys, but human infections have been reported. It can cause tumors and other severe complications, requiring medical attention and supportive care.

2. Yaws: Yaws is a bacterial infection caused by Treponema pallidum pertenue. It primarily affects the skin, bones, and joints, leading to painful ulcers and swelling. Antibiotics are used to treat yaws effectively.

3. Yeast Infection: Yeast infections are fungal infections caused by Candida species. They commonly affect the skin, genitals, and mouth, leading to itching, redness, and discomfort. Antifungal medications are used for treatment.

4. Yellow Fever: Yellow fever is a viral infection transmitted by mosquitoes. It can cause fever, jaundice, and organ damage. Vaccination is crucial for preventing yellow fever in areas where it is endemic.

5. Yellow Fever Prophylaxis: Yellow fever prophylaxis refers to preventive measures, such as vaccination, taken to avoid yellow fever infection, especially when traveling to at-risk regions.

6. Yellow Head Virus Infection: Information on yellow head virus infection is limited, but it is believed to affect shrimps, leading to significant economic impact in the aquaculture industry.

7. Yellow Nail Syndrome: Yellow nail syndrome is a rare condition characterized by yellow, thickened, and slow-growing nails, along with respiratory and lymphatic issues.

8. Yersinia Aldovae Infection: Yersinia aldovae is a bacterial species, and infections caused by it may lead to gastroenteritis and other gastrointestinal symptoms.

9. Yersinia Aleksiciae Infection: Yersinia aleksiciae is a bacterial species that may cause infections in animals and humans, but comprehensive information on its impact is limited.

10. Yersinia Bercovieri Infection: Yersinia bercovieri is a bacterial species associated with animal infections, but its significance in human health is not well-documented.

11. Yersinia Canariae Infection: Yersinia canariae is a bacterial species, and its implications for human health require further research and study.

12. Yersinia Enterocolitica Infection: Yersinia enterocolitica is a bacterial species that can cause enterocolitis, leading to gastrointestinal symptoms and sometimes complications like reactive arthritis.

13. Yersinia Entomophaga Infection: Yersinia entomophaga is a bacterial species known to infect insects and has limited relevance to human health.

14. Yersinia Intermedia Infection: Yersinia intermedia is a bacterial species with potential associations with animal infections, but its impact on human health is not well-established.

15. Yersinia Kristensenii Infection: Yersinia kristensenii is a bacterial species, and its implications for human health require further investigation.

16. Yersinia Massiliensis Infection: Yersinia massiliensis is a bacterial species, and its significance in human health is not extensively documented.

17. Yersinia Mollaretii Infection: Yersinia mollaretii is a bacterial species, and its relevance to human health is still under exploration.

18. Yersinia Nurmii Infection: Yersinia nurmii is a bacterial species associated with animals, and its impact on human health is not widely studied.

19. Yersinia Pestis Infection: Yersinia pestis is the bacterium responsible for causing bubonic, septicemic, and pneumonic plague in humans. It is a highly virulent pathogen that has caused devastating epidemics throughout history.

20. Yersinia Pseudotuberculosis Infection: Yersinia pseudotuberculosis is a bacterial species that can cause a disease similar to tuberculosis in animals and sometimes humans.

21. Yersinia Rohdei Infection: Yersinia rohdei is a bacterial species associated with animal infections, and its relevance to human health is not well-established.

22. Yersinia Ruckeri Infection: Yersinia ruckeri is a bacterial species that primarily affects fish, causing significant economic losses in aquaculture.

23. Yersiniosis: Yersiniosis is a term used to describe infections caused by various Yersinia species. It can lead to gastroenteritis, reactive arthritis, and other complications.

24. Yips: Yips is a phenomenon experienced by athletes, especially in sports involving fine motor skills, causing involuntary muscle spasms or tremors that affect their performance. Various techniques, therapies, and adjustments in training and mindset can be employed to manage the yips and improve an athlete’s performance.

25. Yolk Sac Tumor: Yolk sac tumor, also known as endodermal sinus tumor, is a rare type of germ cell tumor that typically occurs in young children. It originates from the cells that form the yolk sac during early embryonic development. Treatment often involves a combination of surgery and chemotherapy for optimal outcomes.

26. Yunnan Tick-Borne Virus (YTBV) Infection: Yunnan tick-borne virus (YTBV) is a tick-borne virus that has been identified in ticks in Yunnan, China. Its implications for human health are still under investigation, and further research is needed to understand its potential impact.

27. Yushchenko Illness: Yushchenko illness refers to the mysterious illness experienced by Ukrainian President Viktor Yushchenko in 2004, characterized by severe facial disfigurement and other health issues. Although the exact cause remains uncertain, it is widely believed to be the result of deliberate poisoning.

28. Yushchenko Syndrome: Yushchenko syndrome is another term used to describe the symptoms and health issues faced by President Viktor Yushchenko. It highlights the unique and puzzling nature of the illness.

29. Yushchenko’s Disease: Yushchenko’s disease is yet another way to refer to the mysterious illness that afflicted President Viktor Yushchenko. This term underscores the need for continued research to understand the nature and origins of the condition.

30. Yusho Disease: Yusho disease is a type of poisoning caused by exposure to toxic substances, specifically polychlorinated biphenyls (PCBs) and dioxins. It was first identified in Japan in the 1960s due to the consumption of contaminated rice oil. The condition is associated with skin issues, such as chloracne, and other systemic health problems.

31. Yusho-Chu Disease: Yusho-Chu disease is another name for Yusho disease, emphasizing its identification with the exposure to specific toxic chemicals.

32. Yusho-King Disease: Yusho-King disease is yet another term for Yusho disease, highlighting its significance and recognition as a distinct condition.


I hope you found this article “Diseases That Start With Y” helpful and got insights into some of the rare and lesser-known medical conditions.

Also, keep in mind that, this isn’t an exhaustive list, if there are any Diseases starting with the letter Y.

Feel free to leave a comment below with the missing Disease and I’ll update the list as soon as possible.

And, if you’d like to explore more Diseases starting with different letters of the alphabet, click the link below:

  • Diseases That Start With Z
  • Diseases That Start With A
  • Diseases That Start With B
  • Diseases That Start With C

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