Lower GI Bleed
Haematochezia: bright red blood per rectum
Melaena: black sticky stool
Occult: FOB pos
DDx
Neonatal period
- Swallowed maternal blood
- Anal fissures
- Necrotizing enterocolitis
- Malrotation with midgut volvulus
- Hirschsprung disease with enterocolitis
- Coagulopathy
Infants and toddlers
- Anal fissures
- Milk- or soy-induced colitis
- Intussusception
- Meckel's diverticulum
- Lymphonodular hyperplasia
- Gastrointestinal duplication cyst
Preschool period
- Infectious colitis
- Hemolytic-uremic syndrome
- Henoch-Schönlein purpura (IgA vasculitis)
- Juvenile polyps
School-aged children and adolescents
- Inflammatory bowel disease
Rx see melaena
Melaena: black sticky stool
Occult: FOB pos
DDx
Neonatal period
- Swallowed maternal blood
- Anal fissures
- Necrotizing enterocolitis
- Malrotation with midgut volvulus
- Hirschsprung disease with enterocolitis
- Coagulopathy
Infants and toddlers
- Anal fissures
- Milk- or soy-induced colitis
- Intussusception
- Meckel's diverticulum
- Lymphonodular hyperplasia
- Gastrointestinal duplication cyst
Preschool period
- Infectious colitis
- Hemolytic-uremic syndrome
- Henoch-Schönlein purpura (IgA vasculitis)
- Juvenile polyps
School-aged children and adolescents
- Inflammatory bowel disease
Rx see melaena