Fluid in your lungs and hands also can lead to yellow nail syndrome. So can Raynaudâs phenomenon, which is caused by poor circulation to the fingers, toes, and nose. Yellow nails can even be a symptom of sinusitis, thyroid problems, and rheumatoid arthritis. Only your doctor can tell you what they mean.
Most common spider bite symptoms will pass in a day or two, and completely heal in a week to 10 days. Think of them like a bad mosquito bite. Much of this depends on your tolerance to the venom. I have had bites that were literally gone the next day. Source(s): UC Irvine, entomology. daniel g Â· 8 years ago.
A: Most bites will heal within one to two weeks of appearing and not cause any long-term problems. Those with stronger sensitivities to insect bites may take up to three weeks or longer to heal. A: According to the Centers for Disease Control,it can take up to 14 days for a bite to appear. Some people may not notice bites at all, while others may see signs of a bite within hours. A: Bed bug bites are often mistaken for mosquito or flea bites.