 [ Symptoms ] left shoulder blade has had a stabbing pain arm is numbing and left hand no feeling [ Disease ] for your nose scars to heal your nostrils must be humid non dry… to make this you have to stay hydrated well then using a nasal sinus wash is helpful to remove the bacteria find the black sea water product in pharmacies it is an ampoules product called physiomer follow the instructions of nasal lavage and avoid dry cold air