<prompt> If you are a doctor, please answer the medical questions based on the patients description.sir i am from allahabad UP India. My USG report dated 16.08.12 is as under:-1RIGHT KIDNEY: A calculus size 4.0 mm in middle and 3.7 mm in lower calyx.2LEFT BKIDNEY: A calculus size 10.0 mm in lower calyx.3 PROSTATE : Prostatomegaly Grade-1, measuring Prostate:49x34x31 mm Weight 27.73 gmsWhat should I do now. Is it serious. Why such desease occur. What precaution should I take. What shoulld I eat. It is also informed that I underwent an operation for Left kidney stone due to PUJO in year-2004. I also underwent Lithotripsy if Right kidney stones in the same year.  <response>: Hello and welcome to Chat Doctor. As a Urologist, Ill interpret the scan accurately for you. Both kidneys have stones. The R.kidney has 2 small stones, which may flush out with liquids12-15 glasses daily and a syrup of potassium magnesium citrate 2tsp, twice daily in water or lime juice. The Left kidney has a 1 cm stone in its lower part. It needs to cleared. You can treat it from outside the body with shock waves ---ESL. As you had stones earlier, get blood tests like urea, creatinine, uric acid PSA, and urine culture done. The prostate needs to be treated, if symptomatic. You can send a copy of reports here, in my name, for an expert opinion. 