<s>[INST] Hi, I have a slightly enlarged spleen so I m told from my gp, I can see a lump on the side of my left ribcage and I have pain there, feels like its pushing on my ribs or something like that. every time i breath it hurts..... I m 6ft 5 , 23 , m , Caucasian I need help :( [/INST] Hi, dairy have gone through your question. I can understand your concern. You may have enlarged spleen.  There are many causes for splenomegaly.  Malaria, congestion, leukemia, lymphoma all can lead to enlarged spleen.  You should go for ultrasound abdomen and routine blood examination.  It will give you exact diagnosis. Then you should take treatment accordingly. Hope I have answered your question, if you have doubt then I will be happy to answer. Thanks for using Chat Doctor. Wish you a very good health. </s>