Добавил:
Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
Atlas of Human Body Ultrasound Scanning_ Methods and Diagnostic Applications ( PDFDrive ).pdf
Скачиваний:
177
Добавлен:
29.07.2022
Размер:
40.13 Mб
Скачать

330

M. Zhang

 

 

5.13.1\ Scanning Method

The patient should be on fast for 8–12 h and accept cleansing enema and then drink 800– 1000 mL of water to fill the jejunum quickly and take a supine position.

5.13.3\ Measuring Method and Normal

Measuring jejunum wall thickness and diameter of the intestinal tract. Thickness of the normal jejunum is approximately less than 4 mm, and larger than 5 mm is abnormal.

5.13.2\ Section Structure

Longitudinal section of the jejunum. The jejunum wall is not smooth with more villi and folds as a comb structure.

5.13.4\ Clinical Application Value

The jejunum is located at periumbilical area, left upper abdomen, and left lower abdomen of the abdominal cavity. This plane can be used for the diagnosis of the intestinal wall tumor, hypertrophy, intestinal obstruction, etc.