Page created on February 14, 2022. Last updated on February 15, 2022 at 21:19
Differentiation between abdominal masses is usually by ultrasound. Clinical features are not very helpful in distinguishing them.
| Etiology | Typical features |
| Neuroblastoma | Child <5 years, irregular mass, crosses midline. Anaemia, periorbital ecchymoses, bone pain, ill child |
| Wilms tumour | Child <5 years, mass does not cross midline, usually incidentally discovered, not ill child |
| Lymphoma | B symptoms, infections, anaemia |
| Hepatoblastoma | Abdominal distension, elevated AFP |
| Ovarian cyst/tumour | May have precocious puberty (if oestrogen-producing) |
| Intussusception | Child <3 years, cramping with painless periods, currant jelly stool, abdominal pain |
| Hydronephrosis | Neonate, oliguria/anuria, elevated kidney parameters |
| Crohn disease | Dull, crampy abdominal pain, fever, weight loss, haematochezia. Lower right quadrant. |