Instruction Source: K31.5
Obstruction of duodenum
Excludes 1 (Mutually Exclusive)
- congenital stenosis of duodenum (Q41.0)
Instruction Source: K31
Other diseases of stomach and duodenum
Excludes 2 (Not Included Here)
- diabetic gastroparesis (E08.43, E09.43, E10.43, E11.43, E13.43)
- diverticulum of duodenum (K57.00-K57.13)
Inclusion Terms
- functional disorders of stomach
Instruction Source: K20-K31
Diseases of esophagus, stomach and duodenum (K20-K31)
Excludes 2 (Not Included Here)
Instruction Source: K00-K95
Diseases of the digestive system
Excludes 2 (Not Included Here)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)