A child presented with a history of unilateral purulent nasal discharge with occasional bloody discharge from the same side, The diagnosis is?

In case of foreign body in the nasal cavity, the child presents with unilateral nasal discharge which is often foul smelling and occasionally bloodstained. It is a dictum that "if a child presents with unilateral, foul-smelling, nasal discharge, the foreign body must be excluded. If it is radiopaque,a radiograph of the nose is useful to confirm Ref: Dhingra 7e pg 181.