functional gastric disease postgastrectomy syndrome https://github.com/monarch-initiative/mondo/issues/9097 https://www.malacards.org/card/postgastrectomy_syndrome MONDO:0004566 ICD10CM:K91.1 SCTID:80193009 DOID:8439 MEDGEN:18588 ICD9:564.2 MESH:D011178 UMLS:C0032763 Sequelae of gastrectomy from the second week after operation on. Include recurrent or anastomotic ulcer, postprandial syndromes (dumping syndrome and late postprandial hypoglycemia), disordered bowel action, and nutritional deficiencies. intestinal disorder