K31.8 Other specified diseases of stomach and duodenum

Non-billable header with 5 child codes.

Applies from K31 Other diseases of stomach and duodenum

Includes

• functional disorders of stomach

Excludes2 (not included here)

• diabetic gastroparesis (E08.43, E09.43, E10.43, E11.43, E13.43)
• diverticulum of duodenum (K57.00-K57.13)

Codes under K31.8

• K31.81 Angiodysplasia of stomach and duodenum
• K31.82 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
• K31.83 Achlorhydria
• K31.84 Gastroparesis
• K31.89 Other diseases of stomach and duodenum

Code annotations containing back-references to K31.8

Back-references to K31

• Type 2 Excludes: K59 Other functional intestinal disorders ("functional disorders of stomach (K31.-)")

Nearby codes

• K31.3 Pylorospasm, not elsewhere classified
• K31.4 Gastric diverticulum
• K31.5 Obstruction of duodenum
• K31.6 Fistula of stomach and duodenum
• K31.7 Polyp of stomach and duodenum
• K31.8 Other specified diseases of stomach and duodenum (this code)
• K31.81 Angiodysplasia of stomach and duodenum
• K31.811 Angiodysplasia of stomach and duodenum with bleeding
• K31.819 Angiodysplasia of stomach and duodenum without bleeding
• K31.82 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
• K31.83 Achlorhydria