Duodenal catheterization is the procedure of inserting a tube through the nose or through the mouth into the duodenum for specimen collection or as part of another procedure. To ensure accuracy, duodenal catheterization is usually performed under C-ARM guidance.

Antibiogram is a technique that plays an important role in limiting bacterial resistance. According to the World Health Organization (WHO), Vietnam is among the countries with the highest antibiotic resistance in the world. The number of antibiotic-resistant bacterial strains is increasing.

Microbiological testing plays an important role in the diagnosis and treatment of infectious diseases. How to collect and preserve specimens for microbiological testing is the most important step in accurately finding the causative agent.

The GBM IFT test is a quantitative test for anti-GBM antibodies (GBM AB), which is important in the diagnosis of Goodpasture syndrome. So how is the GBM IFT test performed?