en گوارش Gastroenterology گزارش مورد case report <div style="text-align: justify;"><span style="font-size:16px;"><span style="font-family:Times New Roman;"><strong>Background</strong>: Neuroblastoma is the most common extracranial solid tumor in children and the most common malignancy in infant. Some tumors release vasoactive intestinal peptide (VIP), causing a profound secretory diarrhea.<br> In this report we describe a 33 month old girl with intermittent diarrhea from 9 month ago and hypokalemia resistant to treatment .She had increased VMA in 24hour urin .After complete workup she had a mass in her thorax that resected and&nbsp; her diarrhea and hypokalemia was improved.<br> <strong>Conclusion</strong>: In children with resistant diarrhea&nbsp; we should consider tumors secreting VIP.</span></span></div> Keywords:Neuroblastoma,Diarrhea, Hypokalemia 0 0 http://ijca.iums.ac.ir/browse.php?a_code=A-10-38-6&slc_lang=en&sid=1 Maryam boroomand 1003194753284600921 1003194753284600921 No Hosein Alimadadi 1003194753284600922 1003194753284600922 No Mastaneh Moghtaderi 1003194753284600923 1003194753284600923 Yes