Blue Fingernails: Causes and When to Get Help
When there isn’t enough oxygen in your blood, the skin or membrane below the skin turns a purplish-blue color. Learn more about possible causes.
A lack or low level of circulating oxygen in your red blood cells causes blue fingernails. Learn more here.
Blue Fingernails: Causes and When to Get Help
Understanding Black-and-Blue Nails
Yellow Nail Syndrome: What It Is, Causes & Treatment
What might be the reason why my fingernail is turning blue? - Quora
How Your Fingernails Can Show Signs of Disease
Health From Nails: 10 Fingernail Problems to Watch for
Onycholysis: Causes and Treatment
Blue Fingernails: Causes and When to Get Help
Peripheral cyanosis: Symptoms, causes, diagnosis, and treatment
What causes bluish discoloration of nail beds? - Dr. Rashmi Ravindra
Black Fingernail - Symptoms, Causes & Treatment