title: [Abdominal pain syndrome: etiology, pathogenesis, diagnosis and treatment].
abstract: The following issues are overviewed in the paper: definition of abdominal pain syndrome (APS), mechanisms of its development, modern classification, variants and peculiarities of APS in different pathological conditions (chronic gastritis, ulcer disease, chronic cholecystitis, chronic pancreatitis, gastro-oesophageal reflux, etc.), diagnostic data and medical history, physical, laboratory, and instrumental studies, differential diagnosis, treatment of APS of different etiology, strategy of anesthetic drug therapy.
authors.forename: Ia S
authors.initials: IaS
authors.lastname: Tsimmerman
mesh_terms: D015746:Abdominal Pain / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D000208:Acute Disease; D002908:Chronic Disease; D003937:Diagnosis, Differential; D006801:Humans; D013577:Syndrome