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[Intestinal suction biopsy in childhood of experiences during 1968-1975 (author's transl)]
Insights
The paediatric Watson capsule is a reliable tool for pediatric intestinal biopsies, achieving an 89% success rate with minimal complications. It aids in diagnosing conditions like celiac disease by identifying mucosal lesions.
Area of Science:
- Pediatric Gastroenterology
- Gastrointestinal Endoscopy
- Diagnostic Histopathology
Context:
- Intestinal biopsies are crucial for diagnosing pediatric gastrointestinal disorders.
- The Watson capsule offers a minimally invasive method for obtaining mucosal specimens.
- Accurate histological assessment is vital for differentiating various mucosal pathologies.
Purpose:
- To evaluate the efficacy and safety of the paediatric Watson capsule for intestinal suction biopsies in children and adolescents.
- To assess the diagnostic value of dissecting microscopy and histological findings in classifying mucosal lesions.
Summary:
- A study involving 371 children and adolescents (ages 2 months to adolescence) utilized the paediatric Watson capsule for 532 intestinal suction biopsies, primarily from the upper jejunum.
- The procedure, typically under 30 minutes, demonstrated an 89% success rate with no serious complications, highlighting its ease of handling and reliability.
- Histological findings, classified into normal, slight, moderate, and severe mucosal lesions, were strongly associated with conditions such as active celiac disease, protracted diarrhea, and agammaglobulinemia. A flat mucosa, while not exclusively indicative of celiac disease, is a consistent morphological marker for diagnosis.
Impact:
- The paediatric Watson capsule is a suitable and effective tool for pediatric intestinal biopsy, facilitating accurate diagnosis.
- Dissecting microscopy combined with histology provides valuable diagnostic information for a range of pediatric gastrointestinal conditions.
- This method aids in the early identification and management of serious conditions like celiac disease in children.
Abstract:
From 1968 to 1975 532 intestinal suction biopsies were obtained in 371 children and adolescents using the paediatric Watson capsule. The youngest patient was 2 months old; a 9 months old infant has the lowest body weight of 3 520 g. Mucosal specimens were mainly taken from the upper jejunum. The whole procedure mostly required not more than 30 minutes. No serious complications were seen. Due to technical troubles several attempts were ineffective; the rate of successful biopsies was 89%. The paediatric Watson capsule proved to be easy to handle, mostly reliable, and therefore very suitable for intestinal biopsy in childhood. The dissecting microscope and histological findings were classified into four groups: normal mucosa, slight, moderate and severe mucosal lesions. Severe lesions were almost only demonstrated in patients with coeliac disease: in the active phase, in the early phase of remission under gluten free diet and during gluten loading or normal diet respectively, furthermore in an infant with protracted diarrhoea and in a child with agammaglobulinemia. A flat mucosa is not pathognomonic for coeliac disease but a constant morphological attribute and conclusive for diagnosis. Moderate mucosal lesions were seen in the remission of coeliac disease or during gluten loading and in some cases with protracted diarrhoea of infancy and with chronic malabsorption of unknown origin, furthermore in a child with immunoglobulin deficiency and in another one with iron deficiency anemia. The examination with the dissecting microscope can be performed very easily and makes obvious a very exact diagnostic information which is completed by the histological examination.