What Do You Know about Yellow Nail Syndrome?

You’ve read about yellow nail syndrome (YNS) in Nailpro's Nail Clinic column, now test what you’ve learned about the rare disease. 

Answers are provided below.

1. The first known case of YNS appeared in medical journals in which decade?
   1. 1880s
   2. 1920s
   3. 1940s
   4. 1990s
2. YNS typically afflicts what age group?
   1. Toddlers
   2. Tweens
   3. Adults over 50
   4. Adults 80 and older
3. Which of the following is a suspected possible cause of YNS?
   1. Lack of physical activity
   2. Fatty foods
   3. Titanium-containing dental implants
   4. IV drug use
4. A blood test is the only way to diagnose YNS.
   1. True
   2. False
5. Which is not a symptom of YNS?
   1. Paronychia
   2. Fatigue
   3. Swelling
   4. Onycholysis
6. There’s no cure for yellow nail syndrome.
   1. True
   2. False
7. A patient with YNS may have what nail shade?
   1. Magenta
   2. Yellow
   3. Dark green
   4. Both B and C are possible
8. YNS may cause nails to fall off completely.
   1. True
   2. False
9. Treatment for YNS might include:
   1. Vitamin D
   2. Biotin supplementation
   3. Vitamin K
   4. Daily exercise
10. A doctor might recommend surgery for a patient with YNS.
    1. True
    2. Fals

Answers: 1) B 2) C 3) C 4) B 5) B 6) A 7) D 8) A 9) B 10) A