[invasion and growth of microorganisms in the gastrointestinal system; may be clinically inapparent or result in local cellular injury. ( CSP )]
UMLS (NCI) C0687715 Relation/PAR: Gastrointestinal Diseases
infection
Relation/CHD: cholera
INTESTIN PARASITISM NOS
acute infectious nonbacterial gastroenteritis
bacillary dysentery