A child one month with hx of vomiting episodic bilious,, subsided with time with decreased episodes now once in 4 to 5 days-- now at one month age with abdominal distension- normal stool and urinary habits- normal sleep habits- o/e boel sounds +ve slightly exagerated, chest clear--afebrile- U/S excludes pacreatic anomalies ,duodenal atresia, pyloric anomalies-- normal liver gall bladder and kidneys- slight free fluid positive at US-- WHAT CAN BE REMEDY--DIAGNOSIS?