During childhood 7-8 years back I was playing with my cousins accidentally I was fell down from a height of 10 feet I was fell down towards my bed and got hit by bed plywood the solid part of the bed to my right back side and got pain near right side lung supporting bone it was swelled and too much pain that time I ignored that n didn't showed to any doctor but recently I had USG abdomen after stomach complaints show it was revealed Swollen Lymphnodes under stomach near kidney area will it react to injury ? Can it swell due yo injury or any other causes?? Pls tell me no family history of cancer no hiv