Furunculosis of the nasal vestibule: causes, diagnosis, complications, treatment

Here are the possible causes of neck pain , classified into five categories.
You can open the article of each cause to view by clicking its link .
The classification is as follows :

I - Mechanical
- Cervical spondylosis.
- Muscle spasm.

II - Inflammatory
- Seronegative arthropathies
- Rheumatoid disease

III - Metabolic
- Osteomalacia
- Osteoporosis

IV - Neoplasm
- Metastases
- Multiple myeloma

V-  Referred pain

- Angina pectoris
- Pancost tumor
- Aortic aneurysm