The backache because of inflammation involving joints of the back is known as inflammatory back disease. The features of the condition include: insidious onset of symptoms, onset at young age, morning stiffness which improves through the day with activity Risk factors can be stated as: 1)Age between 20 and 55 years 2) recent infection such as TB or staph infections that can infect spine 3) immunosuppressed states 3) malignancy such as abdominal mass 4) backaches with insidious 5) constant or progressive pain 6) morning stiffness with backache 7) fever, night sweats and weight loss, 8) thoracic backaches 9)neurological signs such as weakness in lower limbs 10) sphincter control loss 11) leg claudication in spinal stenosis.