Chapter XVIII

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
(R00-R99)

Symptoms and signs involving the digestive system and abdomen
(R10-R19)


Excludes:	gastrointestinal haemorrhage ( K92.0-K92.2 ) · newborn ( P54.0-P54.3 ) intestinal obstruction ( K56.- ) · newborn ( P76.- ) pylorospasm ( K31.3 ) · congenital or infantile ( Q40.0 ) symptoms and signs involving the urinary system ( R30-R39 ) symptoms referable to genital organs: · female ( N94.- ) · male ( N48-N50 )


R10		Abdominal and pelvic pain
		Excludes:	dorsalgia ( M54.- ) flatulence and related conditions ( R14 ) renal colic ( N23 )
R10.0		Acute abdomen
		Severe abdominal pain (generalized)(localized)(with abdominal rigidity)
R10.1		Pain localized to upper abdomen
		Epigastric pain
R10.2		Pelvic and perineal pain
R10.3		Pain localized to other parts of lower abdomen
R10.4		Other and unspecified abdominal pain
		Abdominal tenderness NOS Colic: · NOS · infantile


R11		Nausea and vomiting
		Excludes:	haematemesis ( K92.0 ) · neonatal ( P54.0 ) vomiting (of): · excessive, in pregnancy ( O21.- ) · following gastrointestinal surgery ( K91.0 ) · newborn ( P92.0 ) · psychogenic ( F50.5 )


R12		Heartburn
		Excludes:	dyspepsia ( K30 )


R13		Dysphagia
		Difficulty in swallowing


R14		Flatulence and related conditions
		Abdominal distension (gaseous) Bloating Eructation Gas pain Tympanites (abdominal)(intestinal)
		Excludes:	psychogenic aerophagy ( F45.3 )


R15		Faecal incontinence
		Encopresis NOS
		Excludes:	that of nonorganic origin ( F98.1 )


R16		Hepatomegaly and splenomegaly, not elsewhere classified
R16.0		Hepatomegaly, not elsewhere classified
		Hepatomegaly NOS
R16.1		Splenomegaly, not elsewhere classified
		Splenomegaly NOS
R16.2		Hepatomegaly with splenomegaly, not elsewhere classified
		Hepatosplenomegaly NOS


R17		Unspecified jaundice
		Excludes:	neonatal jaundice ( P55 , P57-P59 )


R18		Ascites
		Fluid in peritoneal cavity


R19		Other symptoms and signs involving the digestive system and abdomen
		Excludes:	acute abdomen ( R10.0 )
R19.0		Intra-abdominal and pelvic swelling, mass and lump
		Diffuse or generalized swelling or mass: · intra-abdominal NOS · pelvic NOS · umbilical
		Excludes:	abdominal distension (gaseous) ( R14 ) ascites ( R18 )
R19.1		Abnormal bowel sounds
		Absent bowel sounds Hyperactive bowel sounds
R19.2		Visible peristalsis
		Hyperperistalsis
R19.3		Abdominal rigidity
		Excludes:	that with severe abdominal pain ( R10.0 )
R19.4		Change in bowel habit
		Excludes:	constipation ( K59.0 ) functional diarrhoea ( K59.1 )
R19.5		Other faecal abnormalities
		Abnormal stool colour Bulky stools Mucus in stools Occult blood in stools
		Excludes:	melaena ( K92.1 ) · neonatal ( P54.1 )
R19.6		Halitosis
R19.8		Other specified symptoms and signs involving the digestive system and abdomen