a 10years old girl complaining of recurrent abdominal pain ,easy fatiguability ,palpitation and some times headache ,arthalagia mainly at night , hx of worms in stool , no fever or weight loss on examination she is paller , pulse 96 b /min ,has average intellegnce , mild periumbical tenderness ,no artherititis , investigation:CBC :HB 11.4 ,MICROCYTIC HYPO CHROMIC CELLS , PLATELET :527 ,000 /CU MM,URINE ANALYSIS: RBC ,4-9 /PUS CELL 8-10 /HPF , STOOL ANALYSIS , NO OVA ,NO CYST ,PUS CELL IN STOOL 18-20 /HPF ,RBC ,3-5 /HPF