Spitting with blood in the morning after blowing the nose may be related to dry rhinitis, deviated septum, atrophic rhinitis and other diseases.
1. Dry rhinitis: long-term in a dry and dirty environment, continue to be stimulated by respiratory inflammation and other factors, can lead to reduced secretion of nasal glands, there is a viscous secretion or thin crust attached to the front of the nasal cavity, and the mucous membrane of the anterior part of the nasal septum appear erosion, superficial ulcers. After blowing the nose in the morning, it is easy to cause mucous membrane or capillary bleeding, and after flowing through the nasopharynx and spitting out, you may see spit with blood.
2. Deviated nasal septum: After the nasal septum bone and cartilage are deviated due to trauma and developmental abnormality, the mucous membrane is often thin on the deviated side, which may stimulate the mucous membrane to break after blowing the nose in the morning and nosebleed, and then it is discharged to the nasopharynx and oropharynx along with the inhalation flow, and the spit out of mouth may be with blood.
3. Atrophic rhinitis: in the endocrine disorders, autonomic nervous system dysfunction, vitamin deficiency and other reasons, can lead to nasal mucosa atrophy and thinning and drying, or due to nose picking and blowing the nose to cause capillary damage, which occurs in the morning after blowing the nose nose bleed, the blood through the nasal cavity to the pharynx, can be spit out water with blood.
When the symptom of spitting blood after blowing the nose in the morning persists, you can actively seek medical advice and systematic examination to clarify the diagnosis and cause of the disease, and actively treat it.