Have a runny nose for 1 year with a crusty sore inside that bleeds. allergery testing normal. now look for autoimmune disease. what disease look for?

Consult ENT: If you have a crusty sore, it is likely from an infection which can probably be treated with topical antibiotic. Another condition is from vasomotor rhinitis and sinusitis needs be ruled out. If the discharge is unilateral and you had sustained a head trauma prior , will need to check for CNS fluid leak. It is unlikely an autoimmune problem. See ENT

Crusty dry nose : looked into a solution for dry forced air from our indoor heat and air-conditioning Tried all over the counter allergy medication? especially a combined antihistamine and a H2 blocker? Nadal irritation and allergies can compounded by Gastric reflux disease, acid in from your stomach can travel up to your nose when you sleep on your back try Tagamet or Ranitidine at bedtime