[Portal cavernoma and intestinal lymphangiectasis]

Archives Francaises De Pediatrie
|December 1, 1979
PubMed

Insights

A child with a rare vascular malformation, portal cavernoma, experienced growth issues and intestinal lymphangiectasia. Treatment via splenorenal shunt improved lymphopenia, suggesting a link between portal hypertension and lymphangiectasia.

Area of Science:

  • Pediatric Gastroenterology
  • Vascular Malformations
  • Hepatology

Background:

  • Portal cavernoma, a rare venous malformation, can lead to portal hypertension.
  • Portal hypertension is associated with various gastrointestinal complications.
  • Growth retardation is a significant concern in pediatric patients with chronic conditions.

Observation:

  • A pediatric case presented with portal cavernoma and significant growth retardation.
  • Intestinal lymphangiectasia was identified as a comorbidity in this patient.
  • Lymphopenia was noted as a clinical finding.

Findings:

  • The study proposes intestinal lymphangiectasia may be secondary to portal hypertension.
  • A splenorenal shunt procedure was performed.
  • Post-shunt, a notable improvement in lymphopenia was observed.

Implications:

  • This case suggests a potential pathophysiological link between portal cavernoma, portal hypertension, and intestinal lymphangiectasia.
  • Surgical intervention for portal hypertension may positively impact associated lymphatic abnormalities.
  • Further research is warranted to elucidate the mechanisms connecting these conditions.

Related Concept Videos

Development of the Lymphatic System01:15

Development of the Lymphatic System

The development of lymphatic tissues and vessels in embryonic life begins around the fifth week. These structures originate from the mesoderm layer, with lymph sacs emerging from developing veins.
The first lymph sacs to form are the paired jugular lymph sacs located at the junction of the internal jugular and subclavian veins. From these sacs, lymphatic capillary plexuses extend to the thorax, upper limbs, neck, and head, eventually forming lymphatic vessels. Each jugular lymph sac maintains a...
Esophageal Varices-I: Introduction01:24

Esophageal Varices-I: Introduction

Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...
Diverticular Disease of the Colon01:27

Diverticular Disease of the Colon

Diverticular disease involves the formation of diverticula—small sac-like outpouchings of the colonic wall—and their complications. It most commonly affects the sigmoid colon due to higher intraluminal pressure and structural vulnerability. It results from structural weakness and increased pressure in the colon, producing pseudodiverticula that may remain silent or progress to inflammation and serious complications.Structure of DiverticulaIn diverticulosis, these outpouchings are...
Appendicitis01:19

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...
Cirrhosis I: Introduction01:23

Cirrhosis I: Introduction

Cirrhosis is a chronic, irreversible liver disease characterized by the widespread replacement of healthy liver tissue with fibrotic scar tissue and the formation of regenerative nodules.Etiology of cirrhosisCirrhosis results from sustained liver injury that triggers progressive fibrosis and structural remodeling. The underlying causes are diverse, encompassing common and less frequent clinical conditions. Regardless of the origin, all causes lead to chronic inflammation, hepatocyte loss, and...
Portal Hypertension01:22

Portal Hypertension

Portal hypertension is an increase in blood pressure within the portal venous system. Normally, this pressure is less than 5 mmHg. It is considered clinically significant when it rises above 10 mmHg. At this threshold, complications from altered blood flow and venous congestion emerge.EtiologyPortal hypertension arises from conditions that impede blood flow through the liver. The most common cause is cirrhosis, in which chronic liver injury leads to fibrotic scarring. This fibrosis narrows or...