Abstract Gastro-oesophageal reflux disease (GORD) is a condition that develops as a result of retrograde flow (reflux) of gastro-duodenal contents into the oesophagus, with or without mucosal tissue damage. The…
Abstract There are significant differences between paediatric and adult gastrointestinal (GI) disease, and even the normal GI histology shows some variation. Excess eosinophils in the gut can be present in…
Abstract An ever increasing number of drugs are known to cause gastrointestinal injury. The histological features are often non-specific and a single drug can induce many different patterns, necessitating close…
Abstract The assessment of gastrointestinal specimens from immunosuppressed patients can be challenging, particularly because of the increased likelihood of multiple diseases and of rarer diseases. This chapter documents and presents…
Abstract This chapter serves as a guide to gastrointestinal (GI) endoscopy for the histopathologist for benign pathology and outlines the value to endoscopists of GI biopsies. It sets out to…
Abstract Many diseases that have a systemic distribution may involve the gastrointestinal (GI) tract and liver. Furthermore, diseases that usually manifest within one extra-gastrointestinal organ or system may also involve…
Other Diseases in Children 13.1 Neuroblastoma Cause: Malignancy arising from cells of neural crest that form sympathetic ganglia and adrenal medulla Epidem: Most common malignant tumor of infancy (J Pediatr…
Diseases of the Testes and Scrotum in Children 12.1 Cryptorchidism (Undescended Testicle) Cause: Abnormality of testicular descent Epidem: One of most common disorders of childhood; affects 3.4% of full-term infants…
Diseases of the Penis in Children 11.1 Phimosis Cause: At birth, a physiologic phimosis is present in the majority of infants due to preputial adhesions Epidem: By age 3 yr,…
Diseases of the Urethra in Children 10.1 Posterior Urethral Valves Cause: Congenital anomaly that leads to urinary outflow obstruction. Three types of valves have been described. Type I: a pair…
