hello doctor , i have a boy for 2 years he eats and play very well but day by day he is becoimg thin and weight also not gaining i dont know what is the problem even i consulted with doctor also he did CBC, KFT, thyroid profile, chest x ray, x ray wrist joint test and all the results are normal. Now doctor is giving syp trifer and syp ostocalcium. So, please tell me doctor what would be the problem for the child.